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ID题目提交者结果用时内存语言文件大小提交时间测评时间
#641125#7177. Many Many Cycleslichenyu_acAC ✓1244ms5768kbC++142.2kb2024-10-14 18:39:192024-10-14 18:39:23

Judging History

你现在查看的是最新测评结果

  • [2024-10-14 18:39:23]
  • 评测
  • 测评结果:AC
  • 用时:1244ms
  • 内存:5768kb
  • [2024-10-14 18:39:19]
  • 提交

answer

#include<bits/stdc++.h>
typedef long long ll;
using namespace std;
const int N=1e4+10,M=N*2;

int head[N],ver[M],edge[M],nxt[M],tot=1;
void add(int x,int y,ll z){
    ver[++tot]=y,edge[tot]=z,nxt[tot]=head[x],head[x]=tot;
}

int n,m;
int dep[N],f[N][25],cnt,dfn[N],Log[N],top,fa[N];
ll dis[N];
tuple<int,int,ll>e[N],sta[N];

int find(int x){
    return fa[x]==x?x:fa[x]=find(fa[x]);
}

void dfs(int x,int fa){
    dfn[x]=++cnt,f[cnt][0]=x;
    for(int i=head[x];i;i=nxt[i]){
        int y=ver[i];
        if(y==fa)continue;
        dep[y]=dep[x]+1,dis[y]=dis[x]+edge[i];
        dfs(y,x);
        f[++cnt][0]=x;
    }
}

int cmp(int x,int y){
    if(dep[x]<dep[y])return x;
    else return y;
}

void init(){
    for(int i=1;i<=cnt;i++)Log[i]=log2(i);
    for(int k=1;k<20;k++)
        for(int i=1;i+(1<<k)-1<=cnt;i++)
            f[i][k]=cmp(f[i][k-1],f[i+(1<<(k-1))][k-1]);
}

int LCA(int x,int y){
    x=dfn[x],y=dfn[y];
    if(x>y)swap(x,y);
    int k=Log[y-x+1];
    return cmp(f[x][k],f[y-(1<<k)+1][k]);
}

ll dist(ll x,ll y){
    return dis[x]+dis[y]-2*dis[LCA(x,y)];
}

ll gcd(ll a,ll b){
    return b?gcd(b,a%b):a;
}

int main(){
    scanf("%d%d",&n,&m);
    for(int i=1;i<=m;i++){
        int x,y;ll z;
        scanf("%d%d%lld",&x,&y,&z);
        e[i]=make_tuple(x,y,z);
    }
    for(int i=1;i<=n;i++)
        fa[i]=i;
    for(int i=1;i<=m;i++){
        auto [x,y,z]=e[i];
        if(find(x)==find(y)){
            sta[++top]=e[i];
        }else{
            fa[find(y)]=find(x);
            add(x,y,z),add(y,x,z);
        }
    }
    if(!top){
        puts("0");
        return 0;
    }
    for(int i=1;i<=n;i++)
        if(!dfn[i])dfs(i,0);
    init();
    ll ans=-1;
    for(int i=1;i<=top;i++){
        auto [x,y,z]=sta[i];
        ll tmp=dist(x,y)+z;
        if(ans==-1)ans=tmp;
        else ans=gcd(ans,tmp);
    }
    for(int i=1;i<=top;i++)
        for(int j=i+1;j<=top;j++){
            auto [x1,y1,z1]=sta[i];
            auto [x2,y2,z2]=sta[j];
            // printf("<%d %d> <%d %d>\n",x1,y1,x2,y2);
            ll tmp=abs((dist(x1,x2)+dist(y1,y2))-(dist(x1,y2)+dist(x2,y1)));
            ans=gcd(ans,tmp);
        }
    printf("%lld\n",ans);
    return 0;
}

详细

Test #1:

score: 100
Accepted
time: 0ms
memory: 3844kb

input:

4 4
1 2 1
2 3 1
3 4 1
4 1 1

output:

4

result:

ok answer is '4'

Test #2:

score: 0
Accepted
time: 0ms
memory: 3852kb

input:

4 5
1 2 1
1 3 2
1 4 1
2 3 1
3 4 1

output:

4

result:

ok answer is '4'

Test #3:

score: 0
Accepted
time: 0ms
memory: 3892kb

input:

20 50
1 2 8
1 3 1
3 4 5
3 5 9
3 6 5
6 7 6
7 8 8
2 9 2
8 10 3
8 11 7
8 12 5
3 13 4
7 14 3
6 15 7
9 16 6
8 17 7
16 18 9
16 19 3
18 20 10
11 3 2
17 1 1
16 2 2
15 1 1
10 3 2
9 1 2
19 2 1
6 1 2
7 3 1
17 3 2
15 3 2
8 6 2
5 1 2
8 1 2
12 1 1
12 7 1
4 1 2
18 2 1
11 7 1
14 1 1
18 1 1
18 9 1
10 6 1
14 3 2
20 2...

output:

2

result:

ok answer is '2'

Test #4:

score: 0
Accepted
time: 0ms
memory: 3904kb

input:

20 50
1 2 18468
1 3 26501
3 4 15725
3 5 29359
3 6 24465
6 7 28146
7 8 16828
2 9 492
8 10 11943
8 11 5437
8 12 14605
3 13 154
7 14 12383
6 15 18717
9 16 19896
8 17 21727
16 18 11539
16 19 19913
18 20 26300
11 3 2
17 1 1
16 2 2
15 1 1
10 3 2
9 1 2
19 2 1
6 1 2
7 3 1
17 3 2
15 3 2
8 6 2
5 1 2
8 1 2
12 ...

output:

1

result:

ok answer is '1'

Test #5:

score: 0
Accepted
time: 0ms
memory: 3944kb

input:

100 150
1 2 184676335
1 3 191705725
1 4 293606963
1 5 57078146
2 6 168279962
6 7 29961943
5 8 54392392
5 9 39020154
5 10 123837422
7 11 197199896
3 12 217274772
7 13 18709913
6 14 263007036
11 15 287053812
3 16 303347674
9 17 151417712
17 18 68705548
15 19 326652758
12 20 128598724
2 21 275290779
11...

output:

3

result:

ok answer is '3'

Test #6:

score: 0
Accepted
time: 0ms
memory: 3936kb

input:

100 130
1 2 184676335
1 3 191705725
1 4 293606963
1 5 57078146
2 6 168279962
6 7 29961943
5 8 54392392
5 9 39020154
5 10 123837422
7 11 197199896
3 12 217274772
7 13 18709913
6 14 263007036
11 15 287053812
3 16 303347674
9 17 151417712
17 18 68705548
15 19 326652758
12 20 128598724
2 21 275290779
11...

output:

7

result:

ok answer is '7'

Test #7:

score: 0
Accepted
time: 0ms
memory: 3924kb

input:

100 200
1 2 184676335
1 3 191705725
1 4 293606963
1 5 57078146
2 6 168279962
6 7 29961943
5 8 54392392
5 9 39020154
5 10 123837422
7 11 197199896
3 12 217274772
7 13 18709913
6 14 263007036
11 15 287053812
3 16 303347674
9 17 151417712
17 18 68705548
15 19 326652758
12 20 128598724
2 21 275290779
11...

output:

4

result:

ok answer is '4'

Test #8:

score: 0
Accepted
time: 1ms
memory: 3936kb

input:

100 190
1 2 184676335
1 3 191705725
1 4 293606963
1 5 57078146
2 6 168279962
6 7 29961943
5 8 54392392
5 9 39020154
5 10 123837422
7 11 197199896
3 12 217274772
7 13 18709913
6 14 263007036
11 15 287053812
3 16 303347674
9 17 151417712
17 18 68705548
15 19 326652758
12 20 128598724
2 21 275290779
11...

output:

2

result:

ok answer is '2'

Test #9:

score: 0
Accepted
time: 3ms
memory: 4300kb

input:

1000 1500
1 2 184676335
1 3 191705725
1 4 293606963
1 5 57078146
2 6 168279962
6 7 29961943
5 8 54392392
5 9 39020154
5 10 123837422
7 11 197199896
3 12 217274772
7 13 18709913
6 14 263007036
11 15 287053812
3 16 303347674
9 17 151417712
17 18 68705548
15 19 326652758
12 20 128598724
2 21 275290779
...

output:

3

result:

ok answer is '3'

Test #10:

score: 0
Accepted
time: 3ms
memory: 4124kb

input:

1000 1500
1 2 184676335
1 3 191705725
1 4 293606963
1 5 57078146
2 6 168279962
6 7 29961943
5 8 54392392
5 9 39020154
5 10 123837422
7 11 197199896
3 12 217274772
7 13 18709913
6 14 263007036
11 15 287053812
3 16 303347674
9 17 151417712
17 18 68705548
15 19 326652758
12 20 128598724
2 21 275290779
...

output:

1

result:

ok answer is '1'

Test #11:

score: 0
Accepted
time: 4ms
memory: 4268kb

input:

1000 1600
1 2 184676335
1 3 191705725
1 4 293606963
1 5 57078146
2 6 168279962
6 7 29961943
5 8 54392392
5 9 39020154
5 10 123837422
7 11 197199896
3 12 217274772
7 13 18709913
6 14 263007036
11 15 287053812
3 16 303347674
9 17 151417712
17 18 68705548
15 19 326652758
12 20 128598724
2 21 275290779
...

output:

1

result:

ok answer is '1'

Test #12:

score: 0
Accepted
time: 0ms
memory: 3948kb

input:

100 190
1 2 184676335
1 3 191705725
1 4 293606963
1 5 57078146
2 6 168279962
6 7 29961943
5 8 54392392
5 9 39020154
5 10 123837422
7 11 197199896
3 12 217274772
7 13 18709913
6 14 263007036
11 15 287053812
3 16 303347674
9 17 151417712
17 18 68705548
15 19 326652758
12 20 128598724
2 21 275290779
11...

output:

4

result:

ok answer is '4'

Test #13:

score: 0
Accepted
time: 42ms
memory: 4160kb

input:

1000 3000
1 2 184676335
1 3 191705725
1 4 293606963
1 5 57078146
2 6 168279962
6 7 29961943
5 8 54392392
5 9 39020154
5 10 123837422
7 11 197199896
3 12 217274772
7 13 18709913
6 14 263007036
11 15 287053812
3 16 303347674
9 17 151417712
17 18 68705548
15 19 326652758
12 20 128598724
2 21 275290779
...

output:

2

result:

ok answer is '2'

Test #14:

score: 0
Accepted
time: 2ms
memory: 4304kb

input:

1000 1400
1 2 184676335
1 3 191705725
1 4 293606963
1 5 57078146
2 6 168279962
6 7 29961943
5 8 54392392
5 9 39020154
5 10 123837422
7 11 197199896
3 12 217274772
7 13 18709913
6 14 263007036
11 15 287053812
3 16 303347674
9 17 151417712
17 18 68705548
15 19 326652758
12 20 128598724
2 21 275290779
...

output:

1

result:

ok answer is '1'

Test #15:

score: 0
Accepted
time: 3ms
memory: 4172kb

input:

1000 1500
1 2 184676335
1 3 191705725
1 4 293606963
1 5 57078146
2 6 168279962
6 7 29961943
5 8 54392392
5 9 39020154
5 10 123837422
7 11 197199896
3 12 217274772
7 13 18709913
6 14 263007036
11 15 287053812
3 16 303347674
9 17 151417712
17 18 68705548
15 19 326652758
12 20 128598724
2 21 275290779
...

output:

2

result:

ok answer is '2'

Test #16:

score: 0
Accepted
time: 3ms
memory: 4296kb

input:

1000 1500
1 2 184676335
1 3 191705725
1 4 293606963
1 5 57078146
2 6 168279962
6 7 29961943
5 8 54392392
5 9 39020154
5 10 123837422
7 11 197199896
3 12 217274772
7 13 18709913
6 14 263007036
11 15 287053812
3 16 303347674
9 17 151417712
17 18 68705548
15 19 326652758
12 20 128598724
2 21 275290779
...

output:

8

result:

ok answer is '8'

Test #17:

score: 0
Accepted
time: 3ms
memory: 4508kb

input:

2000 2500
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

12

result:

ok answer is '12'

Test #18:

score: 0
Accepted
time: 3ms
memory: 4456kb

input:

2000 2500
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

2

result:

ok answer is '2'

Test #19:

score: 0
Accepted
time: 3ms
memory: 4504kb

input:

2000 2500
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

13

result:

ok answer is '13'

Test #20:

score: 0
Accepted
time: 0ms
memory: 4460kb

input:

2000 2500
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

1

result:

ok answer is '1'

Test #21:

score: 0
Accepted
time: 10ms
memory: 4588kb

input:

2000 3000
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

3

result:

ok answer is '3'

Test #22:

score: 0
Accepted
time: 6ms
memory: 4440kb

input:

2000 3000
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

1

result:

ok answer is '1'

Test #23:

score: 0
Accepted
time: 3ms
memory: 4464kb

input:

2000 2500
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

1

result:

ok answer is '1'

Test #24:

score: 0
Accepted
time: 22ms
memory: 4484kb

input:

2000 3500
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

2

result:

ok answer is '2'

Test #25:

score: 0
Accepted
time: 39ms
memory: 4416kb

input:

2000 4000
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

4

result:

ok answer is '4'

Test #26:

score: 0
Accepted
time: 2ms
memory: 4536kb

input:

2000 2300
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

1

result:

ok answer is '1'

Test #27:

score: 0
Accepted
time: 39ms
memory: 4844kb

input:

3000 5000
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

1

result:

ok answer is '1'

Test #28:

score: 0
Accepted
time: 6ms
memory: 4780kb

input:

3000 3700
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

13

result:

ok answer is '13'

Test #29:

score: 0
Accepted
time: 6ms
memory: 4764kb

input:

3000 3700
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

1

result:

ok answer is '1'

Test #30:

score: 0
Accepted
time: 88ms
memory: 5304kb

input:

5000 8000
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

3

result:

ok answer is '3'

Test #31:

score: 0
Accepted
time: 88ms
memory: 5448kb

input:

5000 8000
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

1

result:

ok answer is '1'

Test #32:

score: 0
Accepted
time: 45ms
memory: 5312kb

input:

5000 7200
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

5

result:

ok answer is '5'

Test #33:

score: 0
Accepted
time: 49ms
memory: 5420kb

input:

5000 7200
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

1

result:

ok answer is '1'

Test #34:

score: 0
Accepted
time: 88ms
memory: 5440kb

input:

5000 8000
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

6

result:

ok answer is '6'

Test #35:

score: 0
Accepted
time: 89ms
memory: 5380kb

input:

5000 8000
1 2 22794613
1 3 23670271
1 4 36254735
1 5 7068116
2 6 20774480
6 7 3707773
5 8 6740416
5 9 4815222
5 10 15296810
7 11 24351908
3 12 26824656
7 13 2326259
6 14 32470002
11 15 35443314
3 16 37448596
9 17 18691706
17 18 8500660
15 19 40337666
12 20 15876730
2 21 33971565
11 22 3767381
17 23 ...

output:

2

result:

ok answer is '2'

Test #36:

score: 0
Accepted
time: 247ms
memory: 5404kb

input:

5000 10000
1 2 4216811
1 3 4386257
1 4 6720587
1 5 1328886
2 6 3846518
6 7 694803
5 8 1271800
5 9 889810
5 10 2840518
7 11 4515600
3 12 4968300
7 13 446045
6 14 6013208
11 15 6568096
3 16 6933598
9 17 3459860
17 18 1591452
15 19 7479694
12 20 2940576
2 21 6277391
11 22 714171
17 23 95771
2 24 205804...

output:

4

result:

ok answer is '4'

Test #37:

score: 0
Accepted
time: 249ms
memory: 5312kb

input:

5000 10000
1 2 4216811
1 3 4386257
1 4 6720587
1 5 1328886
2 6 3846518
6 7 694803
5 8 1271800
5 9 889810
5 10 2840518
7 11 4515600
3 12 4968300
7 13 446045
6 14 6013208
11 15 6568096
3 16 6933598
9 17 3459860
17 18 1591452
15 19 7479694
12 20 2940576
2 21 6277391
11 22 714171
17 23 95771
2 24 205804...

output:

2

result:

ok answer is '2'

Test #38:

score: 0
Accepted
time: 11ms
memory: 5300kb

input:

5000 6000
1 2 4216811
1 3 4386257
1 4 6720587
1 5 1328886
2 6 3846518
6 7 694803
5 8 1271800
5 9 889810
5 10 2840518
7 11 4515600
3 12 4968300
7 13 446045
6 14 6013208
11 15 6568096
3 16 6933598
9 17 3459860
17 18 1591452
15 19 7479694
12 20 2940576
2 21 6277391
11 22 714171
17 23 95771
2 24 2058041...

output:

7

result:

ok answer is '7'

Test #39:

score: 0
Accepted
time: 8ms
memory: 5380kb

input:

5000 6000
1 2 4216811
1 3 4386257
1 4 6720587
1 5 1328886
2 6 3846518
6 7 694803
5 8 1271800
5 9 889810
5 10 2840518
7 11 4515600
3 12 4968300
7 13 446045
6 14 6013208
11 15 6568096
3 16 6933598
9 17 3459860
17 18 1591452
15 19 7479694
12 20 2940576
2 21 6277391
11 22 714171
17 23 95771
2 24 2058041...

output:

1

result:

ok answer is '1'

Test #40:

score: 0
Accepted
time: 12ms
memory: 5196kb

input:

5000 6000
1 2 4216811
1 3 4386257
1 4 6720587
1 5 1328886
2 6 3846518
6 7 694803
5 8 1271800
5 9 889810
5 10 2840518
7 11 4515600
3 12 4968300
7 13 446045
6 14 6013208
11 15 6568096
3 16 6933598
9 17 3459860
17 18 1591452
15 19 7479694
12 20 2940576
2 21 6277391
11 22 714171
17 23 95771
2 24 2058041...

output:

2

result:

ok answer is '2'

Test #41:

score: 0
Accepted
time: 7ms
memory: 5308kb

input:

5000 6000
1 2 4216811
1 3 4386257
1 4 6720587
1 5 1328886
2 6 3846518
6 7 694803
5 8 1271800
5 9 889810
5 10 2840518
7 11 4515600
3 12 4968300
7 13 446045
6 14 6013208
11 15 6568096
3 16 6933598
9 17 3459860
17 18 1591452
15 19 7479694
12 20 2940576
2 21 6277391
11 22 714171
17 23 95771
2 24 2058041...

output:

9

result:

ok answer is '9'

Test #42:

score: 0
Accepted
time: 29ms
memory: 5364kb

input:

5000 6666
1 2 4216811
1 3 4386257
1 4 6720587
1 5 1328886
2 6 3846518
6 7 694803
5 8 1271800
5 9 889810
5 10 2840518
7 11 4515600
3 12 4968300
7 13 446045
6 14 6013208
11 15 6568096
3 16 6933598
9 17 3459860
17 18 1591452
15 19 7479694
12 20 2940576
2 21 6277391
11 22 714171
17 23 95771
2 24 2058041...

output:

9

result:

ok answer is '9'

Test #43:

score: 0
Accepted
time: 25ms
memory: 5328kb

input:

5000 6666
1 2 4216811
1 3 4386257
1 4 6720587
1 5 1328886
2 6 3846518
6 7 694803
5 8 1271800
5 9 889810
5 10 2840518
7 11 4515600
3 12 4968300
7 13 446045
6 14 6013208
11 15 6568096
3 16 6933598
9 17 3459860
17 18 1591452
15 19 7479694
12 20 2940576
2 21 6277391
11 22 714171
17 23 95771
2 24 2058041...

output:

1

result:

ok answer is '1'

Test #44:

score: 0
Accepted
time: 7ms
memory: 5312kb

input:

5000 6000
1 2 4216811
1 3 4386257
1 4 6720587
1 5 1328886
2 6 3846518
6 7 694803
5 8 1271800
5 9 889810
5 10 2840518
7 11 4515600
3 12 4968300
7 13 446045
6 14 6013208
11 15 6568096
3 16 6933598
9 17 3459860
17 18 1591452
15 19 7479694
12 20 2940576
2 21 6277391
11 22 714171
17 23 95771
2 24 2058041...

output:

12345

result:

ok answer is '12345'

Test #45:

score: 0
Accepted
time: 7ms
memory: 5372kb

input:

5000 6000
1 2 4216811
1 3 4386257
1 4 6720587
1 5 1328886
2 6 3846518
6 7 694803
5 8 1271800
5 9 889810
5 10 2840518
7 11 4515600
3 12 4968300
7 13 446045
6 14 6013208
11 15 6568096
3 16 6933598
9 17 3459860
17 18 1591452
15 19 7479694
12 20 2940576
2 21 6277391
11 22 714171
17 23 95771
2 24 2058041...

output:

997

result:

ok answer is '997'

Test #46:

score: 0
Accepted
time: 11ms
memory: 5344kb

input:

5000 6000
1 2 4216811
1 3 4386257
1 4 6720587
1 5 1328886
2 6 3846518
6 7 694803
5 8 1271800
5 9 889810
5 10 2840518
7 11 4515600
3 12 4968300
7 13 446045
6 14 6013208
11 15 6568096
3 16 6933598
9 17 3459860
17 18 1591452
15 19 7479694
12 20 2940576
2 21 6277391
11 22 714171
17 23 95771
2 24 2058041...

output:

1

result:

ok answer is '1'

Test #47:

score: 0
Accepted
time: 1ms
memory: 4036kb

input:

5000 4999
1 2 4216811
1 3 4386257
1 4 6720587
1 5 1328886
2 6 3846518
6 7 694803
5 8 1271800
5 9 889810
5 10 2840518
7 11 4515600
3 12 4968300
7 13 446045
6 14 6013208
11 15 6568096
3 16 6933598
9 17 3459860
17 18 1591452
15 19 7479694
12 20 2940576
2 21 6277391
11 22 714171
17 23 95771
2 24 2058041...

output:

0

result:

ok answer is '0'

Test #48:

score: 0
Accepted
time: 0ms
memory: 3924kb

input:

6 6
1 2 999999999
2 3 999999999
3 4 999999999
4 5 999999999
5 6 999999999
6 1 999999999

output:

5999999994

result:

ok answer is '5999999994'

Test #49:

score: 0
Accepted
time: 0ms
memory: 3988kb

input:

6 6
1 2 6
2 3 6
3 1 6
4 5 15
5 6 7
6 4 8

output:

6

result:

ok answer is '6'

Test #50:

score: 0
Accepted
time: 0ms
memory: 3800kb

input:

1 0

output:

0

result:

ok answer is '0'

Test #51:

score: 0
Accepted
time: 0ms
memory: 4032kb

input:

4 5
1 2 1
3 4 1
2 3 1
1 4 1
1 3 1

output:

1

result:

ok answer is '1'

Test #52:

score: 0
Accepted
time: 0ms
memory: 4032kb

input:

6 6
1 2 1
1 3 1
3 4 1
1 4 1
2 3 1
5 1 1

output:

1

result:

ok answer is '1'

Test #53:

score: 0
Accepted
time: 0ms
memory: 3900kb

input:

9 10
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
6 7 1
7 8 1
1 8 1
4 9 1
6 9 1

output:

4

result:

ok answer is '4'

Test #54:

score: 0
Accepted
time: 0ms
memory: 3988kb

input:

6 7
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
1 6 1
3 6 1

output:

2

result:

ok answer is '2'

Test #55:

score: 0
Accepted
time: 0ms
memory: 3908kb

input:

33 36
2 22 1
12 18 1
27 28 1
9 19 1
26 27 1
6 21 1
15 16 1
2 3 1
7 24 1
3 12 1
4 23 1
28 29 1
5 14 1
29 30 1
1 10 1
11 13 1
6 13 1
16 25 1
14 21 1
4 16 1
10 19 1
10 11 1
5 15 1
1 8 1
3 20 1
7 13 1
25 26 1
29 31 1
17 23 1
8 18 1
12 24 1
25 30 1
31 32 1
17 20 1
15 22 1
9 18 1

output:

3

result:

ok answer is '3'

Test #56:

score: 0
Accepted
time: 0ms
memory: 3840kb

input:

33 35
10 13 1
6 13 1
9 19 1
5 15 1
29 31 1
2 3 1
4 16 1
3 20 1
7 13 1
31 32 1
12 24 1
2 22 1
17 23 1
26 27 1
17 20 1
16 25 1
3 12 1
28 29 1
1 8 1
12 18 1
27 28 1
14 21 1
10 19 1
25 26 1
5 14 1
15 16 1
9 18 1
4 23 1
25 30 1
1 10 1
8 18 1
7 24 1
29 30 1
6 21 1
15 22 1

output:

1

result:

ok answer is '1'

Test #57:

score: 0
Accepted
time: 1ms
memory: 4588kb

input:

2000 2000
1036 1254 1
1453 1496 1
342 1815 1
186 346 1
840 1555 1
138 1503 1
416 1376 1
660 1253 1
1279 1799 1
209 1554 1
624 1278 1
792 884 1
333 1703 1
393 894 1
551 1192 1
1705 1805 1
302 930 1
115 1384 1
151 1156 1
71 209 1
82 1637 1
858 1854 1
19 1798 1
348 703 1
1692 1744 1
261 1029 1
143 1631...

output:

2000

result:

ok answer is '2000'

Test #58:

score: 0
Accepted
time: 1ms
memory: 4328kb

input:

1820 1872
677 1254 1
114 163 1
1751 1815 1
532 1640 1
290 380 1
253 1429 1
174 1163 1
1005 1431 1
521 1324 1
37 1553 1
369 1764 1
658 1170 1
1456 1574 1
224 663 1
752 1460 1
128 441 1
831 1013 1
730 1583 1
500 983 1
374 1274 1
1394 1478 1
422 1223 1
1310 1632 1
1133 1508 1
914 1258 1
151 907 1
221 2...

output:

18

result:

ok answer is '18'

Test #59:

score: 0
Accepted
time: 1ms
memory: 4424kb

input:

1521 1584
1138 1283 1
95 542 1
137 1042 1
1043 1390 1
147 1396 1
382 709 1
651 828 1
909 1124 1
286 1485 1
31 171 1
925 1254 1
360 501 1
900 1229 1
69 1358 1
166 199 1
633 1178 1
310 1390 1
679 1482 1
844 1333 1
761 1208 1
38 1512 1
449 875 1
13 1467 1
77 217 1
622 736 1
45 1163 1
365 1346 1
106 108...

output:

12

result:

ok answer is '12'

Test #60:

score: 0
Accepted
time: 1ms
memory: 4388kb

input:

1433 1467
43 1268 1
90 1143 1
237 271 1
444 1375 1
232 1407 1
1026 1139 1
861 943 1
981 1003 1
77 1229 1
416 966 1
606 1370 1
351 438 1
687 1379 1
1030 1186 1
1373 1428 1
715 762 1
553 1426 1
238 1012 1
120 618 1
345 857 1
827 1118 1
548 1085 1
245 333 1
82 910 1
202 570 1
80 781 1
666 797 1
122 102...

output:

9

result:

ok answer is '9'

Test #61:

score: 0
Accepted
time: 0ms
memory: 4268kb

input:

1569 1625
1043 1553 1
57 369 1
481 1231 1
99 227 1
113 262 1
239 354 1
175 887 1
819 1230 1
27 115 1
76 820 1
1086 1498 1
482 1193 1
1299 1447 1
570 604 1
121 508 1
100 208 1
77 572 1
52 1296 1
198 639 1
103 945 1
256 381 1
745 1173 1
1033 1350 1
13 1414 1
233 1399 1
402 1417 1
1394 1441 1
206 623 1...

output:

5

result:

ok answer is '5'

Test #62:

score: 0
Accepted
time: 0ms
memory: 4228kb

input:

1035 1072
448 654 1
201 211 1
139 650 1
224 255 1
430 883 1
494 517 1
199 999 1
717 763 1
661 813 1
145 574 1
68 908 1
626 990 1
7 805 1
54 875 1
600 968 1
279 462 1
335 543 1
266 665 1
598 676 1
177 447 1
790 1034 1
273 909 1
475 814 1
464 973 1
210 560 1
290 905 1
650 708 1
288 994 1
10 183 1
261 ...

output:

8

result:

ok answer is '8'

Test #63:

score: 0
Accepted
time: 0ms
memory: 4028kb

input:

162 198
41 83 1
15 121 1
29 76 1
62 75 1
78 114 1
58 80 1
5 75 1
85 119 1
45 137 1
3 56 1
149 156 1
46 63 1
79 107 1
125 150 1
33 78 1
43 149 1
27 87 1
20 33 1
13 136 1
60 90 1
60 110 1
30 97 1
102 152 1
25 31 1
6 79 1
24 67 1
16 78 1
68 115 1
77 78 1
103 124 1
117 161 1
117 139 1
55 67 1
19 146 1
4...

output:

3

result:

ok answer is '3'

Test #64:

score: 0
Accepted
time: 1ms
memory: 4408kb

input:

1894 1932
384 1664 1
1204 1508 1
733 1583 1
818 1515 1
879 1799 1
197 1165 1
657 919 1
559 1893 1
241 1104 1
347 1283 1
516 916 1
179 1041 1
305 477 1
1116 1135 1
1254 1561 1
280 742 1
269 975 1
34 862 1
1033 1659 1
74 382 1
307 1600 1
99 1553 1
1298 1565 1
955 1579 1
308 478 1
947 1595 1
1686 1793 ...

output:

7

result:

ok answer is '7'

Test #65:

score: 0
Accepted
time: 49ms
memory: 3908kb

input:

63 1953
24 25 1
30 53 1
16 28 1
20 36 1
34 51 1
33 52 1
3 11 1
9 35 1
28 52 1
52 54 1
22 51 1
33 46 1
2 45 1
35 43 1
4 48 1
4 35 1
2 7 1
26 59 1
21 35 1
21 43 1
9 58 1
37 63 1
7 26 1
17 32 1
7 11 1
34 56 1
6 54 1
18 62 1
33 44 1
15 52 1
50 53 1
17 46 1
12 42 1
9 31 1
9 11 1
35 47 1
1 13 1
21 42 1
26...

output:

1

result:

ok answer is '1'

Test #66:

score: 0
Accepted
time: 47ms
memory: 4088kb

input:

89 1939
29 62 1
14 25 1
5 60 1
24 26 1
1 8 1
3 68 1
47 85 1
41 81 1
47 55 1
22 75 1
20 37 1
42 87 1
46 53 1
48 55 1
54 72 1
61 66 1
7 43 1
70 74 1
63 89 1
29 51 1
21 56 1
18 49 1
20 31 1
14 34 1
22 85 1
75 86 1
52 68 1
12 32 1
44 55 1
41 42 1
37 82 1
36 82 1
5 67 1
52 74 1
5 18 1
35 40 1
14 60 1
11 ...

output:

1

result:

ok answer is '1'

Test #67:

score: 0
Accepted
time: 32ms
memory: 4084kb

input:

409 1944
69 134 1
162 172 1
50 327 1
3 17 1
152 256 1
19 302 1
246 371 1
289 394 1
228 376 1
210 270 1
318 336 1
352 405 1
171 324 1
21 398 1
70 236 1
68 349 1
316 344 1
84 386 1
223 344 1
125 223 1
293 327 1
88 253 1
39 165 1
151 395 1
201 322 1
68 403 1
336 383 1
215 256 1
73 138 1
5 399 1
260 268...

output:

1

result:

ok answer is '1'

Test #68:

score: 0
Accepted
time: 25ms
memory: 4000kb

input:

509 1828
245 248 1
384 386 1
127 261 1
260 480 1
437 466 1
127 382 1
158 476 1
482 498 1
241 375 1
159 216 1
232 408 1
74 270 1
32 293 1
126 249 1
59 445 1
146 291 1
129 234 1
81 164 1
243 437 1
258 262 1
229 320 1
126 185 1
118 423 1
221 488 1
185 204 1
220 227 1
96 472 1
112 149 1
106 432 1
46 100...

output:

2

result:

ok answer is '2'

Test #69:

score: 0
Accepted
time: 1ms
memory: 4512kb

input:

2000 1999
1552 1932 1
553 1152 1
1006 1967 1
606 1381 1
1549 1775 1
1283 1992 1
994 1000 1
367 1864 1
1047 1989 1
475 1284 1
1033 1688 1
827 1786 1
746 1018 1
651 756 1
73 1178 1
307 539 1
114 1924 1
653 667 1
693 1087 1
222 1656 1
241 1841 1
165 1725 1
433 476 1
66 1099 1
169 1490 1
609 1257 1
506 ...

output:

1440

result:

ok answer is '1440'

Test #70:

score: 0
Accepted
time: 1ms
memory: 4356kb

input:

1302 1302
893 1045 1
149 798 1
202 1034 1
252 789 1
269 920 1
915 989 1
96 496 1
1142 1302 1
647 868 1
54 1127 1
161 704 1
128 1294 1
51 718 1
325 825 1
423 798 1
344 809 1
504 1070 1
548 756 1
276 1116 1
8 41 1
782 1294 1
602 685 1
137 976 1
315 1028 1
75 562 1
36 1208 1
20 302 1
383 1080 1
62 392 ...

output:

42

result:

ok answer is '42'

Test #71:

score: 0
Accepted
time: 1ms
memory: 4504kb

input:

1932 1989
390 911 1
1384 1761 1
679 791 1
931 1855 1
315 1346 1
201 331 1
167 1560 1
72 1206 1
255 1838 1
1777 1854 1
693 1869 1
1225 1343 1
588 825 1
904 1120 1
413 773 1
853 1521 1
884 924 1
628 638 1
370 1080 1
1004 1821 1
342 817 1
1315 1448 1
289 352 1
1389 1730 1
921 1602 1
880 1307 1
164 263 ...

output:

17

result:

ok answer is '17'

Test #72:

score: 0
Accepted
time: 1ms
memory: 4040kb

input:

561 572
290 330 1
81 158 1
158 166 1
501 548 1
387 482 1
54 121 1
521 535 1
106 397 1
263 466 1
230 520 1
332 400 1
55 374 1
182 209 1
138 219 1
154 506 1
494 510 1
45 346 1
190 421 1
290 383 1
56 361 1
123 157 1
380 538 1
345 525 1
225 318 1
82 356 1
40 340 1
245 451 1
420 520 1
470 556 1
279 347 1...

output:

13

result:

ok answer is '13'

Test #73:

score: 0
Accepted
time: 1ms
memory: 4084kb

input:

573 585
96 357 1
358 495 1
136 375 1
200 538 1
1 112 1
170 524 1
125 273 1
189 572 1
525 562 1
24 443 1
152 173 1
224 250 1
470 572 1
76 299 1
289 371 1
161 561 1
269 435 1
114 122 1
225 442 1
65 175 1
207 319 1
73 469 1
6 327 1
144 357 1
389 557 1
256 534 1
398 413 1
87 413 1
519 567 1
312 353 1
40...

output:

1

result:

ok answer is '1'

Test #74:

score: 0
Accepted
time: 0ms
memory: 3968kb

input:

230 246
13 198 1
31 100 1
54 181 1
10 211 1
210 218 1
151 178 1
175 228 1
66 164 1
15 81 1
156 214 1
36 200 1
154 228 1
73 84 1
57 210 1
127 144 1
81 167 1
131 154 1
40 143 1
86 157 1
48 58 1
208 230 1
164 230 1
4 132 1
22 159 1
67 138 1
63 78 1
171 184 1
69 121 1
51 209 1
9 38 1
111 167 1
65 75 1
1...

output:

6

result:

ok answer is '6'

Test #75:

score: 0
Accepted
time: 0ms
memory: 4068kb

input:

436 468
328 330 1
46 78 1
219 400 1
165 329 1
278 391 1
45 387 1
166 402 1
66 213 1
102 358 1
185 368 1
91 136 1
33 378 1
73 102 1
111 150 1
95 405 1
150 402 1
6 223 1
119 351 1
110 381 1
178 407 1
175 212 1
379 416 1
153 310 1
198 241 1
259 319 1
114 177 1
66 341 1
26 354 1
302 364 1
232 385 1
175 ...

output:

9

result:

ok answer is '9'

Test #76:

score: 0
Accepted
time: 1ms
memory: 4236kb

input:

2000 714
13 198 1
31 100 1
54 181 1
10 211 1
210 218 1
151 178 1
175 228 1
66 164 1
15 81 1
156 214 1
36 200 1
154 228 1
73 84 1
57 210 1
127 144 1
81 167 1
131 154 1
40 143 1
86 157 1
48 58 1
208 230 1
164 230 1
4 132 1
22 159 1
67 138 1
63 78 1
171 184 1
69 121 1
51 209 1
9 38 1
111 167 1
65 75 1
...

output:

3

result:

ok answer is '3'

Test #77:

score: 0
Accepted
time: 1ms
memory: 4288kb

input:

2000 715
13 198 1
31 100 1
54 181 1
10 211 1
210 218 1
151 178 1
175 228 1
66 164 1
15 81 1
156 214 1
36 200 1
154 228 1
73 84 1
57 210 1
127 144 1
81 167 1
131 154 1
40 143 1
86 157 1
48 58 1
208 230 1
164 230 1
4 132 1
22 159 1
67 138 1
63 78 1
171 184 1
69 121 1
51 209 1
9 38 1
111 167 1
65 75 1
...

output:

3

result:

ok answer is '3'

Test #78:

score: 0
Accepted
time: 2ms
memory: 4316kb

input:

1725 1990
597 1010 1
914 1360 1
1005 1490 1
854 944 1
292 383 1
230 745 1
259 1658 1
944 1281 1
485 586 1
193 1268 1
1231 1375 1
1409 1472 1
1069 1451 1
1409 1630 1
252 1304 1
766 988 1
1122 1458 1
265 1682 1
510 1078 1
775 845 1
138 1030 1
435 743 1
1040 1357 1
278 986 1
754 872 1
493 1645 1
1144 1...

output:

5

result:

ok answer is '5'

Test #79:

score: 0
Accepted
time: 1ms
memory: 4320kb

input:

1827 1992
620 1798 1
467 1613 1
264 1212 1
200 258 1
1660 1729 1
74 1326 1
327 1069 1
1051 1363 1
428 501 1
78 1439 1
513 1393 1
343 855 1
705 1396 1
370 897 1
553 1323 1
190 1776 1
1137 1192 1
194 1767 1
841 1068 1
99 1216 1
1378 1439 1
332 1012 1
132 443 1
243 914 1
944 1419 1
1177 1523 1
87 1818 ...

output:

4

result:

ok answer is '4'

Test #80:

score: 0
Accepted
time: 1ms
memory: 4364kb

input:

1760 1980
536 1508 1
254 1599 1
1064 1521 1
319 1216 1
866 1361 1
279 647 1
39 227 1
1530 1537 1
568 1676 1
1156 1242 1
916 1597 1
409 927 1
91 909 1
815 1001 1
160 1278 1
195 1007 1
39 848 1
493 1386 1
55 1288 1
476 1624 1
1304 1745 1
43 1521 1
217 602 1
661 1499 1
13 1695 1
1184 1428 1
144 335 1
8...

output:

3

result:

ok answer is '3'

Test #81:

score: 0
Accepted
time: 1ms
memory: 4484kb

input:

1856 1990
799 1430 1
856 1191 1
151 1851 1
793 1353 1
117 1144 1
858 936 1
890 1110 1
714 740 1
1158 1754 1
1394 1849 1
555 1652 1
416 1077 1
1706 1751 1
267 1394 1
64 714 1
88 1334 1
903 1087 1
204 290 1
622 1772 1
520 725 1
381 798 1
506 1794 1
305 1660 1
37 66 1
10 619 1
1270 1692 1
264 634 1
598...

output:

5

result:

ok answer is '5'

Test #82:

score: 0
Accepted
time: 1ms
memory: 4568kb

input:

1997 1998
994 1781 1
670 1387 1
843 1075 1
1277 1770 1
784 1533 1
675 1192 1
1047 1323 1
267 1405 1
561 565 1
681 1749 1
243 421 1
31 1798 1
537 1856 1
1757 1878 1
1941 1986 1
25 1465 1
759 1587 1
6 1133 1
549 1044 1
1429 1819 1
557 1346 1
363 1761 1
936 1147 1
487 855 1
1931 1978 1
1339 1484 1
220 ...

output:

1332

result:

ok answer is '1332'

Test #83:

score: 0
Accepted
time: 2ms
memory: 4296kb

input:

1652 1988
1297 1437 1
315 389 1
138 1096 1
1317 1474 1
1310 1315 1
194 601 1
939 977 1
332 1295 1
275 1502 1
1039 1326 1
878 1248 1
1034 1293 1
283 454 1
1372 1452 1
942 996 1
1133 1226 1
285 1111 1
537 1291 1
459 1200 1
799 1074 1
811 1620 1
582 1190 1
714 1376 1
695 1117 1
1198 1305 1
778 869 1
19...

output:

2

result:

ok answer is '2'

Test #84:

score: 0
Accepted
time: 1ms
memory: 4300kb

input:

1772 1986
777 1502 1
1511 1719 1
1324 1385 1
1412 1491 1
302 1246 1
451 1258 1
1201 1407 1
850 872 1
1002 1292 1
866 1150 1
572 1748 1
1084 1210 1
234 1105 1
736 854 1
1015 1068 1
599 637 1
1172 1549 1
1545 1623 1
222 694 1
512 1268 1
424 592 1
877 1315 1
3 237 1
466 1366 1
1060 1692 1
437 1101 1
12...

output:

3

result:

ok answer is '3'

Test #85:

score: 0
Accepted
time: 1ms
memory: 4504kb

input:

1817 1984
387 625 1
1077 1128 1
1222 1780 1
2 739 1
1184 1626 1
1 681 1
1269 1360 1
244 1129 1
602 1304 1
703 1244 1
1631 1697 1
404 1769 1
110 1618 1
890 1140 1
1239 1787 1
12 360 1
209 681 1
345 1451 1
923 1322 1
128 1795 1
263 979 1
315 1393 1
689 1073 1
20 1340 1
10 34 1
961 1669 1
471 1739 1
12...

output:

4

result:

ok answer is '4'

Test #86:

score: 0
Accepted
time: 1ms
memory: 4444kb

input:

1834 1970
510 1085 1
329 1732 1
348 535 1
417 1573 1
936 1111 1
668 1591 1
235 1702 1
60 1179 1
1334 1354 1
167 1122 1
128 1518 1
349 958 1
390 807 1
473 1370 1
461 1131 1
75 380 1
922 1433 1
288 419 1
265 847 1
358 803 1
319 412 1
1439 1527 1
348 458 1
1015 1539 1
1553 1799 1
256 1055 1
269 1304 1
...

output:

10

result:

ok answer is '10'

Test #87:

score: 0
Accepted
time: 1ms
memory: 4316kb

input:

1849 1956
1513 1642 1
503 1259 1
962 1582 1
1164 1313 1
753 1103 1
80 890 1
135 1241 1
1177 1483 1
923 1479 1
745 1548 1
448 1119 1
228 1354 1
1206 1388 1
840 1479 1
1686 1807 1
1360 1427 1
161 1456 1
772 1424 1
929 1066 1
401 877 1
230 1753 1
1676 1820 1
500 1292 1
478 759 1
455 1559 1
918 1135 1
2...

output:

6

result:

ok answer is '6'

Test #88:

score: 0
Accepted
time: 1ms
memory: 4532kb

input:

1891 1988
679 1696 1
208 1175 1
202 1118 1
354 1713 1
137 1183 1
152 1634 1
829 1129 1
558 712 1
758 1322 1
1050 1789 1
446 952 1
468 904 1
259 1705 1
560 652 1
589 1308 1
1163 1713 1
988 1150 1
697 1534 1
128 324 1
7 895 1
1023 1515 1
1710 1876 1
1486 1571 1
160 743 1
249 1884 1
14 1000 1
651 1154 ...

output:

7

result:

ok answer is '7'

Test #89:

score: 0
Accepted
time: 0ms
memory: 3996kb

input:

6 7
1 2 1
2 3 1
1 4 1
2 5 1
3 6 1
4 5 1
5 6 1

output:

2

result:

ok answer is '2'

Test #90:

score: 0
Accepted
time: 0ms
memory: 4024kb

input:

8 10
1 2 1
1 3 1
2 4 1
3 4 1
1 5 1
4 8 1
5 6 1
5 7 1
6 8 1
7 8 1

output:

2

result:

ok answer is '2'

Test #91:

score: 0
Accepted
time: 0ms
memory: 3928kb

input:

5 10
2 5 1
1 4 1
2 4 1
4 5 1
1 2 1
1 3 1
2 3 1
1 5 1
3 4 1
3 5 1

output:

1

result:

ok answer is '1'

Test #92:

score: 0
Accepted
time: 0ms
memory: 3780kb

input:

7 18
5 7 1
2 3 1
3 4 1
4 6 1
4 7 1
3 5 1
1 2 1
1 6 1
4 5 1
3 7 1
5 6 1
2 4 1
2 7 1
1 7 1
1 4 1
3 6 1
1 3 1
2 5 1

output:

1

result:

ok answer is '1'

Test #93:

score: 0
Accepted
time: 0ms
memory: 3836kb

input:

7 7
1 7 1
2 4 1
4 5 1
3 6 1
1 2 1
3 7 1
5 6 1

output:

7

result:

ok answer is '7'

Test #94:

score: 0
Accepted
time: 0ms
memory: 3952kb

input:

7 7
6 7 1
3 6 1
2 5 1
1 4 1
1 2 1
3 4 1
5 7 1

output:

7

result:

ok answer is '7'

Test #95:

score: 0
Accepted
time: 0ms
memory: 3996kb

input:

26 28
7 12 1
2 6 1
4 23 1
4 26 1
11 19 1
6 13 1
1 3 1
18 23 1
15 17 1
14 21 1
10 11 1
9 22 1
16 20 1
11 22 1
8 14 1
8 24 1
12 21 1
15 20 1
1 14 1
10 13 1
5 19 1
5 25 1
9 18 1
7 25 1
2 24 1
11 16 1
14 26 1
3 17 1

output:

14

result:

ok answer is '14'

Test #96:

score: 0
Accepted
time: 0ms
memory: 3824kb

input:

34 36
25 31 1
27 28 1
4 16 1
21 30 1
12 32 1
1 21 1
14 17 1
11 18 1
10 22 1
5 7 1
19 33 1
2 9 1
31 33 1
14 24 1
7 22 1
4 24 1
13 26 1
12 23 1
8 32 1
21 34 1
15 23 1
6 20 1
21 28 1
2 17 1
15 18 1
5 34 1
25 29 1
3 27 1
4 13 1
16 20 1
4 11 1
8 30 1
6 10 1
3 9 1
1 29 1
19 26 1

output:

18

result:

ok answer is '18'

Test #97:

score: 0
Accepted
time: 0ms
memory: 3972kb

input:

38 39
15 33 1
1 18 1
10 14 1
23 34 1
24 30 1
16 28 1
17 34 1
2 21 1
4 20 1
13 32 1
9 37 1
3 13 1
12 16 1
2 27 1
23 30 1
8 35 1
18 33 1
6 31 1
29 35 1
5 38 1
6 20 1
11 22 1
21 25 1
31 36 1
1 4 1
28 37 1
11 14 1
5 19 1
20 26 1
8 38 1
15 22 1
24 25 1
9 27 1
30 32 1
7 12 1
19 36 1
17 29 1
3 10 1
7 26 1

output:

26

result:

ok answer is '26'

Test #98:

score: 0
Accepted
time: 0ms
memory: 3940kb

input:

67 70
22 48 1
56 60 1
38 51 1
41 50 1
3 52 1
30 64 1
31 40 1
2 59 1
11 53 1
60 63 1
9 24 1
3 43 1
41 47 1
7 58 1
19 42 1
18 63 1
27 40 1
12 25 1
15 26 1
38 56 1
8 51 1
1 16 1
6 7 1
17 46 1
10 26 1
11 29 1
2 37 1
57 58 1
9 36 1
45 65 1
49 66 1
35 46 1
4 62 1
4 19 1
25 47 1
14 24 1
1 43 1
2 44 1
3 13 ...

output:

10

result:

ok answer is '10'

Test #99:

score: 0
Accepted
time: 0ms
memory: 3856kb

input:

22 27
8 18 1
6 7 1
18 20 1
1 11 1
5 11 1
5 7 1
17 19 1
9 13 1
1 13 1
3 8 1
4 10 1
16 19 1
5 21 1
14 22 1
14 15 1
2 17 1
15 20 1
17 18 1
3 14 1
12 18 1
4 13 1
5 10 1
5 16 1
9 14 1
2 21 1
12 22 1
6 13 1

output:

6

result:

ok answer is '6'

Test #100:

score: 0
Accepted
time: 0ms
memory: 3920kb

input:

11 12
1 8 1
2 5 1
1 10 1
7 11 1
2 8 1
3 5 1
10 11 1
4 6 1
2 4 1
9 11 1
3 9 1
6 7 1

output:

8

result:

ok answer is '8'

Test #101:

score: 0
Accepted
time: 0ms
memory: 3916kb

input:

15 15
1 4 1
6 14 1
9 14 1
11 13 1
3 13 1
1 15 1
10 12 1
3 11 1
7 10 1
2 8 1
7 12 1
5 8 1
2 5 1
4 15 1
6 9 1

output:

3

result:

ok answer is '3'

Test #102:

score: 0
Accepted
time: 16ms
memory: 4188kb

input:

743 1798
235 488 1
105 586 1
91 424 1
100 313 1
270 447 1
15 683 1
21 552 1
65 634 1
296 561 1
642 722 1
49 140 1
125 380 1
125 433 1
410 545 1
469 521 1
151 264 1
49 672 1
301 393 1
12 118 1
253 446 1
468 603 1
86 296 1
322 568 1
115 589 1
420 540 1
379 426 1
516 700 1
96 332 1
86 334 1
440 597 1
4...

output:

1

result:

ok answer is '1'

Test #103:

score: 0
Accepted
time: 3ms
memory: 4280kb

input:

1394 1624
112 956 1
548 702 1
390 996 1
16 1108 1
532 792 1
600 966 1
542 947 1
708 909 1
15 1186 1
1208 1266 1
517 1262 1
242 290 1
1020 1343 1
787 1124 1
331 373 1
1157 1362 1
44 313 1
475 1354 1
72 1073 1
228 831 1
281 1063 1
990 1014 1
67 1073 1
405 741 1
181 946 1
278 463 1
1006 1389 1
117 1130...

output:

1

result:

ok answer is '1'

Test #104:

score: 0
Accepted
time: 0ms
memory: 4456kb

input:

1517 1517
261 1340 1
451 838 1
933 1413 1
645 1207 1
872 1304 1
163 396 1
663 890 1
1128 1338 1
65 668 1
479 1187 1
212 720 1
41 1160 1
114 658 1
243 705 1
139 891 1
188 259 1
434 1134 1
88 1048 1
427 1220 1
663 929 1
643 1436 1
214 377 1
170 1255 1
130 875 1
161 243 1
821 1021 1
572 1501 1
589 867 ...

output:

1517

result:

ok answer is '1517'

Test #105:

score: 0
Accepted
time: 1ms
memory: 4368kb

input:

1199 1199
209 551 1
50 248 1
221 921 1
781 1197 1
933 1173 1
191 512 1
56 470 1
100 163 1
150 1130 1
335 336 1
675 760 1
187 797 1
82 158 1
595 690 1
382 920 1
311 617 1
374 1064 1
409 1016 1
436 835 1
4 702 1
526 1022 1
258 890 1
108 305 1
430 770 1
35 164 1
679 755 1
861 1024 1
648 716 1
28 318 1
...

output:

1199

result:

ok answer is '1199'

Test #106:

score: 0
Accepted
time: 1ms
memory: 4340kb

input:

1906 1918
83 1481 1
34 1495 1
1339 1894 1
64 1634 1
706 1438 1
1000 1350 1
456 1174 1
199 783 1
450 662 1
579 1884 1
980 1373 1
773 1042 1
167 680 1
344 1813 1
1252 1810 1
459 604 1
1338 1816 1
776 961 1
659 825 1
675 685 1
1160 1872 1
1147 1383 1
184 1047 1
674 1592 1
262 1687 1
284 774 1
611 982 1...

output:

274

result:

ok answer is '274'

Test #107:

score: 0
Accepted
time: 1ms
memory: 4352kb

input:

1892 1911
869 1615 1
130 1349 1
19 1685 1
498 727 1
53 1693 1
936 1797 1
74 1442 1
640 1235 1
87 1751 1
1010 1579 1
1047 1282 1
1547 1659 1
253 993 1
200 376 1
267 1411 1
237 1465 1
268 845 1
289 1381 1
350 1566 1
1192 1646 1
981 1199 1
550 861 1
820 1197 1
456 1005 1
299 1488 1
331 388 1
1054 1323 ...

output:

182

result:

ok answer is '182'

Test #108:

score: 0
Accepted
time: 1ms
memory: 4372kb

input:

1280 1292
204 586 1
641 1207 1
157 820 1
301 448 1
120 952 1
39 290 1
98 986 1
945 1100 1
331 1191 1
1078 1230 1
542 1143 1
193 800 1
352 928 1
22 75 1
462 601 1
373 514 1
138 449 1
630 1238 1
873 879 1
115 377 1
85 821 1
485 712 1
865 930 1
222 666 1
991 1034 1
760 978 1
181 287 1
605 1173 1
528 11...

output:

38

result:

ok answer is '38'

Test #109:

score: 0
Accepted
time: 1ms
memory: 4284kb

input:

1696 1712
406 413 1
472 712 1
380 971 1
1559 1647 1
42 1687 1
673 1416 1
583 1061 1
1169 1369 1
1232 1570 1
1069 1649 1
947 1138 1
1163 1301 1
71 74 1
923 1195 1
699 1276 1
1183 1519 1
268 663 1
779 1210 1
232 581 1
240 636 1
703 997 1
599 1139 1
275 399 1
834 1094 1
365 434 1
57 803 1
539 1431 1
50...

output:

32

result:

ok answer is '32'

Test #110:

score: 0
Accepted
time: 1ms
memory: 4256kb

input:

1743 1808
823 1061 1
830 1678 1
159 782 1
167 856 1
135 320 1
76 1643 1
1011 1220 1
275 1305 1
30 239 1
235 681 1
195 597 1
190 904 1
535 1153 1
851 1226 1
27 1568 1
620 1243 1
743 1657 1
387 1477 1
107 1639 1
562 1580 1
38 678 1
820 1145 1
663 1193 1
230 527 1
519 890 1
587 953 1
900 1572 1
683 105...

output:

16

result:

ok answer is '16'

Test #111:

score: 0
Accepted
time: 1ms
memory: 4320kb

input:

1392 1464
695 833 1
909 992 1
597 1351 1
153 543 1
225 579 1
346 612 1
491 805 1
773 1018 1
526 664 1
836 842 1
822 1074 1
408 702 1
1068 1266 1
880 1041 1
469 1371 1
1191 1334 1
10 575 1
285 1313 1
1317 1365 1
399 424 1
630 848 1
289 1259 1
97 796 1
681 1208 1
1044 1322 1
472 843 1
1151 1348 1
1227...

output:

12

result:

ok answer is '12'

Test #112:

score: 0
Accepted
time: 5ms
memory: 4408kb

input:

1998 1998
484 1576 1
894 1330 1
953 1124 1
1101 1534 1
24 1170 1
1029 1459 1
502 1817 1
729 1462 1
840 1714 1
81 1635 1
1247 1583 1
774 779 1
23 784 1
287 1001 1
1468 1549 1
355 538 1
739 1353 1
102 984 1
385 910 1
679 1287 1
836 1610 1
905 1539 1
387 655 1
276 1469 1
551 1841 1
49 1700 1
914 1241 1...

output:

3

result:

ok answer is '3'

Test #113:

score: 0
Accepted
time: 0ms
memory: 3844kb

input:

5 7
1 3 3
2 5 4
2 3 7
2 4 2
3 5 10
1 4 3
3 4 6

output:

1

result:

ok answer is '1'

Test #114:

score: 0
Accepted
time: 0ms
memory: 3888kb

input:

5 8
3 4 5
2 4 7
2 5 5
1 2 7
3 5 6
1 5 8
4 5 1
1 4 6

output:

1

result:

ok answer is '1'

Test #115:

score: 0
Accepted
time: 0ms
memory: 3984kb

input:

7 10
5 6 3
4 5 10
3 4 6
3 7 1
1 3 3
3 5 10
2 4 3
4 7 3
4 6 6
6 7 8

output:

1

result:

ok answer is '1'

Test #116:

score: 0
Accepted
time: 0ms
memory: 3892kb

input:

7 11
1 6 3
3 7 7
5 7 9
2 7 4
1 4 9
2 3 5
1 5 9
6 7 6
5 6 9
4 7 3
4 5 4

output:

1

result:

ok answer is '1'

Test #117:

score: 0
Accepted
time: 0ms
memory: 3896kb

input:

10 20
4 9 1
1 9 8
2 6 9
6 10 9
6 8 4
1 3 2
1 6 5
3 7 7
2 4 6
8 10 10
5 8 10
3 8 7
1 8 4
1 5 7
5 9 4
4 5 6
7 8 8
6 7 2
2 10 8
1 7 7

output:

1

result:

ok answer is '1'

Test #118:

score: 0
Accepted
time: 0ms
memory: 3992kb

input:

10 14
1 9 5
3 8 9
8 9 4
2 9 5
2 3 7
5 6 10
1 4 9
3 7 4
1 3 5
3 6 1
7 9 6
4 8 7
1 2 2
6 8 8

output:

1

result:

ok answer is '1'

Test #119:

score: 0
Accepted
time: 0ms
memory: 3992kb

input:

12 17
11 12 6
1 10 5
3 10 7
3 8 6
7 8 8
4 6 7
2 9 1
3 9 9
3 5 3
4 8 2
2 8 2
5 10 10
3 6 5
4 11 6
1 11 1
2 12 8
7 11 4

output:

1

result:

ok answer is '1'

Test #120:

score: 0
Accepted
time: 0ms
memory: 3892kb

input:

12 16
11 12 6
1 10 5
3 10 7
3 8 6
7 8 8
4 6 7
2 9 1
3 9 9
3 5 3
4 8 2
2 8 2
5 10 10
3 6 5
4 11 6
1 11 1
2 12 8

output:

1

result:

ok answer is '1'

Test #121:

score: 0
Accepted
time: 882ms
memory: 4440kb

input:

500 10000
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
6 7 1
7 8 1
8 9 1
9 10 1
10 11 1
11 12 1
12 13 1
13 14 1
14 15 1
15 16 1
16 17 1
17 18 1
18 19 1
19 20 1
20 21 1
21 22 1
22 23 1
23 24 1
24 25 1
25 26 1
26 27 1
27 28 1
28 29 1
29 30 1
30 31 1
31 32 1
32 33 1
33 34 1
34 35 1
35 36 1
36 37 1
37 38 1
38 39 1
39 ...

output:

2

result:

ok answer is '2'

Test #122:

score: 0
Accepted
time: 876ms
memory: 4324kb

input:

500 10000
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
6 7 1
7 8 1
8 9 1
9 10 1
10 11 1
11 12 1
12 13 1
13 14 1
14 15 1
15 16 1
16 17 1
17 18 1
18 19 1
19 20 1
20 21 1
21 22 1
21 23 1
21 24 1
21 25 1
21 26 1
21 27 1
21 28 1
21 29 1
21 30 1
21 31 1
21 32 1
21 33 1
21 34 1
21 35 1
21 36 1
21 37 1
21 38 1
21 39 1
21 ...

output:

2

result:

ok answer is '2'

Test #123:

score: 0
Accepted
time: 802ms
memory: 4284kb

input:

500 9619
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
6 7 1
7 8 1
8 9 1
9 10 1
10 11 1
11 12 1
12 13 1
13 14 1
14 15 1
15 16 1
16 17 1
17 18 1
18 19 1
19 20 1
20 21 1
20 22 1
20 23 1
20 24 1
20 25 1
20 26 1
20 27 1
20 28 1
20 29 1
20 30 1
20 31 1
20 32 1
20 33 1
20 34 1
20 35 1
20 36 1
20 37 1
20 38 1
20 39 1
20 4...

output:

2

result:

ok answer is '2'

Test #124:

score: 0
Accepted
time: 889ms
memory: 4276kb

input:

500 10000
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
6 7 1
7 8 1
8 9 1
9 10 1
10 11 1
11 12 1
12 13 1
13 14 1
14 15 1
15 16 1
16 17 1
17 18 1
18 19 1
19 20 1
20 21 1
21 22 1
22 23 1
23 24 1
24 25 1
25 26 1
26 27 1
27 28 1
28 29 1
29 30 1
30 31 1
31 32 1
32 33 1
33 34 1
34 35 1
35 36 1
36 37 1
37 38 1
38 39 1
39 ...

output:

1

result:

ok answer is '1'

Test #125:

score: 0
Accepted
time: 885ms
memory: 4344kb

input:

500 10000
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
6 7 1
7 8 1
8 9 1
9 10 1
10 11 1
11 12 1
12 13 1
13 14 1
14 15 1
15 16 1
16 17 1
17 18 1
18 19 1
19 20 1
20 21 1
21 22 1
21 23 1
21 24 1
21 25 1
21 26 1
21 27 1
21 28 1
21 29 1
21 30 1
21 31 1
21 32 1
21 33 1
21 34 1
21 35 1
21 36 1
21 37 1
21 38 1
21 39 1
21 ...

output:

1

result:

ok answer is '1'

Test #126:

score: 0
Accepted
time: 815ms
memory: 4436kb

input:

500 9619
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
6 7 1
7 8 1
8 9 1
9 10 1
10 11 1
11 12 1
12 13 1
13 14 1
14 15 1
15 16 1
16 17 1
17 18 1
18 19 1
19 20 1
20 21 1
20 22 1
20 23 1
20 24 1
20 25 1
20 26 1
20 27 1
20 28 1
20 29 1
20 30 1
20 31 1
20 32 1
20 33 1
20 34 1
20 35 1
20 36 1
20 37 1
20 38 1
20 39 1
20 4...

output:

1

result:

ok answer is '1'

Test #127:

score: 0
Accepted
time: 886ms
memory: 4360kb

input:

500 10000
1 2 1000000000
2 3 1000000000
3 4 1000000000
4 5 1000000000
5 6 1000000000
6 7 1000000000
7 8 1000000000
8 9 1000000000
9 10 1000000000
10 11 1000000000
11 12 1000000000
12 13 1000000000
13 14 1000000000
14 15 1000000000
15 16 1000000000
16 17 1000000000
17 18 1000000000
18 19 1000000000
1...

output:

1000000000

result:

ok answer is '1000000000'

Test #128:

score: 0
Accepted
time: 887ms
memory: 4416kb

input:

500 10000
1 2 1000000000
2 3 1000000000
3 4 1000000000
4 5 1000000000
5 6 1000000000
6 7 1000000000
7 8 1000000000
8 9 1000000000
9 10 1000000000
10 11 1000000000
11 12 1000000000
12 13 1000000000
13 14 1000000000
14 15 1000000000
15 16 1000000000
16 17 1000000000
17 18 1000000000
18 19 1000000000
1...

output:

1000000000

result:

ok answer is '1000000000'

Test #129:

score: 0
Accepted
time: 817ms
memory: 4432kb

input:

500 9619
1 2 1000000000
2 3 1000000000
3 4 1000000000
4 5 1000000000
5 6 1000000000
6 7 1000000000
7 8 1000000000
8 9 1000000000
9 10 1000000000
10 11 1000000000
11 12 1000000000
12 13 1000000000
13 14 1000000000
14 15 1000000000
15 16 1000000000
16 17 1000000000
17 18 1000000000
18 19 1000000000
19...

output:

1000000000

result:

ok answer is '1000000000'

Test #130:

score: 0
Accepted
time: 556ms
memory: 4960kb

input:

2500 10000
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
6 7 1
7 8 1
8 9 1
9 10 1
10 11 1
11 12 1
12 13 1
13 14 1
14 15 1
15 16 1
16 17 1
17 18 1
18 19 1
19 20 1
20 21 1
21 22 1
22 23 1
23 24 1
24 25 1
25 26 1
26 27 1
27 28 1
28 29 1
29 30 1
30 31 1
31 32 1
32 33 1
33 34 1
34 35 1
35 36 1
36 37 1
37 38 1
38 39 1
39...

output:

2

result:

ok answer is '2'

Test #131:

score: 0
Accepted
time: 550ms
memory: 4892kb

input:

2500 10000
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
5 7 1
5 8 1
5 9 1
5 10 1
5 11 1
5 12 1
5 13 1
5 14 1
5 15 1
5 16 1
5 17 1
5 18 1
5 19 1
5 20 1
5 21 1
5 22 1
5 23 1
5 24 1
5 25 1
5 26 1
5 27 1
5 28 1
5 29 1
5 30 1
5 31 1
5 32 1
5 33 1
5 34 1
5 35 1
5 36 1
5 37 1
5 38 1
5 39 1
5 40 1
5 41 1
5 42 1
5 43 1
5 4...

output:

2

result:

ok answer is '2'

Test #132:

score: 0
Accepted
time: 507ms
memory: 4728kb

input:

2500 9987
1 2 1
2 3 1
3 4 1
4 5 1
4 6 1
4 7 1
4 8 1
4 9 1
4 10 1
4 11 1
4 12 1
4 13 1
4 14 1
4 15 1
4 16 1
4 17 1
4 18 1
4 19 1
4 20 1
4 21 1
4 22 1
4 23 1
4 24 1
4 25 1
4 26 1
4 27 1
4 28 1
4 29 1
4 30 1
4 31 1
4 32 1
4 33 1
4 34 1
4 35 1
4 36 1
4 37 1
4 38 1
4 39 1
4 40 1
4 41 1
4 42 1
4 43 1
4 44...

output:

2

result:

ok answer is '2'

Test #133:

score: 0
Accepted
time: 555ms
memory: 4944kb

input:

2500 10000
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
6 7 1
7 8 1
8 9 1
9 10 1
10 11 1
11 12 1
12 13 1
13 14 1
14 15 1
15 16 1
16 17 1
17 18 1
18 19 1
19 20 1
20 21 1
21 22 1
22 23 1
23 24 1
24 25 1
25 26 1
26 27 1
27 28 1
28 29 1
29 30 1
30 31 1
31 32 1
32 33 1
33 34 1
34 35 1
35 36 1
36 37 1
37 38 1
38 39 1
39...

output:

1

result:

ok answer is '1'

Test #134:

score: 0
Accepted
time: 554ms
memory: 4924kb

input:

2500 10000
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
5 7 1
5 8 1
5 9 1
5 10 1
5 11 1
5 12 1
5 13 1
5 14 1
5 15 1
5 16 1
5 17 1
5 18 1
5 19 1
5 20 1
5 21 1
5 22 1
5 23 1
5 24 1
5 25 1
5 26 1
5 27 1
5 28 1
5 29 1
5 30 1
5 31 1
5 32 1
5 33 1
5 34 1
5 35 1
5 36 1
5 37 1
5 38 1
5 39 1
5 40 1
5 41 1
5 42 1
5 43 1
5 4...

output:

1

result:

ok answer is '1'

Test #135:

score: 0
Accepted
time: 548ms
memory: 4884kb

input:

2500 9987
1 2 1
2 3 1
3 4 1
4 5 1
4 6 1
4 7 1
4 8 1
4 9 1
4 10 1
4 11 1
4 12 1
4 13 1
4 14 1
4 15 1
4 16 1
4 17 1
4 18 1
4 19 1
4 20 1
4 21 1
4 22 1
4 23 1
4 24 1
4 25 1
4 26 1
4 27 1
4 28 1
4 29 1
4 30 1
4 31 1
4 32 1
4 33 1
4 34 1
4 35 1
4 36 1
4 37 1
4 38 1
4 39 1
4 40 1
4 41 1
4 42 1
4 43 1
4 44...

output:

1

result:

ok answer is '1'

Test #136:

score: 0
Accepted
time: 552ms
memory: 4956kb

input:

2500 10000
1 2 1000000000
2 3 1000000000
3 4 1000000000
4 5 1000000000
5 6 1000000000
6 7 1000000000
7 8 1000000000
8 9 1000000000
9 10 1000000000
10 11 1000000000
11 12 1000000000
12 13 1000000000
13 14 1000000000
14 15 1000000000
15 16 1000000000
16 17 1000000000
17 18 1000000000
18 19 1000000000
...

output:

1000000000

result:

ok answer is '1000000000'

Test #137:

score: 0
Accepted
time: 549ms
memory: 4808kb

input:

2500 10000
1 2 1000000000
2 3 1000000000
3 4 1000000000
4 5 1000000000
5 6 1000000000
5 7 1000000000
5 8 1000000000
5 9 1000000000
5 10 1000000000
5 11 1000000000
5 12 1000000000
5 13 1000000000
5 14 1000000000
5 15 1000000000
5 16 1000000000
5 17 1000000000
5 18 1000000000
5 19 1000000000
5 20 1000...

output:

1000000000

result:

ok answer is '1000000000'

Test #138:

score: 0
Accepted
time: 554ms
memory: 4888kb

input:

2500 9987
1 2 1000000000
2 3 1000000000
3 4 1000000000
4 5 1000000000
4 6 1000000000
4 7 1000000000
4 8 1000000000
4 9 1000000000
4 10 1000000000
4 11 1000000000
4 12 1000000000
4 13 1000000000
4 14 1000000000
4 15 1000000000
4 16 1000000000
4 17 1000000000
4 18 1000000000
4 19 1000000000
4 20 10000...

output:

1000000000

result:

ok answer is '1000000000'

Test #139:

score: 0
Accepted
time: 247ms
memory: 5704kb

input:

5000 10000
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
6 7 1
7 8 1
8 9 1
9 10 1
10 11 1
11 12 1
12 13 1
13 14 1
14 15 1
15 16 1
16 17 1
17 18 1
18 19 1
19 20 1
20 21 1
21 22 1
22 23 1
23 24 1
24 25 1
25 26 1
26 27 1
27 28 1
28 29 1
29 30 1
30 31 1
31 32 1
32 33 1
33 34 1
34 35 1
35 36 1
36 37 1
37 38 1
38 39 1
39...

output:

2

result:

ok answer is '2'

Test #140:

score: 0
Accepted
time: 239ms
memory: 5428kb

input:

5000 10000
1 2 1
2 3 1
3 4 1
3 5 1
3 6 1
3 7 1
3 8 1
3 9 1
3 10 1
3 11 1
3 12 1
3 13 1
3 14 1
3 15 1
3 16 1
3 17 1
3 18 1
3 19 1
3 20 1
3 21 1
3 22 1
3 23 1
3 24 1
3 25 1
3 26 1
3 27 1
3 28 1
3 29 1
3 30 1
3 31 1
3 32 1
3 33 1
3 34 1
3 35 1
3 36 1
3 37 1
3 38 1
3 39 1
3 40 1
3 41 1
3 42 1
3 43 1
3 4...

output:

2

result:

ok answer is '2'

Test #141:

score: 0
Accepted
time: 205ms
memory: 5384kb

input:

5000 9997
1 2 1
2 3 1
2 4 1
2 5 1
2 6 1
2 7 1
2 8 1
2 9 1
2 10 1
2 11 1
2 12 1
2 13 1
2 14 1
2 15 1
2 16 1
2 17 1
2 18 1
2 19 1
2 20 1
2 21 1
2 22 1
2 23 1
2 24 1
2 25 1
2 26 1
2 27 1
2 28 1
2 29 1
2 30 1
2 31 1
2 32 1
2 33 1
2 34 1
2 35 1
2 36 1
2 37 1
2 38 1
2 39 1
2 40 1
2 41 1
2 42 1
2 43 1
2 44...

output:

2

result:

ok answer is '2'

Test #142:

score: 0
Accepted
time: 246ms
memory: 5672kb

input:

5000 10000
1 2 1
2 3 1
3 4 1
4 5 1
5 6 1
6 7 1
7 8 1
8 9 1
9 10 1
10 11 1
11 12 1
12 13 1
13 14 1
14 15 1
15 16 1
16 17 1
17 18 1
18 19 1
19 20 1
20 21 1
21 22 1
22 23 1
23 24 1
24 25 1
25 26 1
26 27 1
27 28 1
28 29 1
29 30 1
30 31 1
31 32 1
32 33 1
33 34 1
34 35 1
35 36 1
36 37 1
37 38 1
38 39 1
39...

output:

1

result:

ok answer is '1'

Test #143:

score: 0
Accepted
time: 244ms
memory: 5464kb

input:

5000 10000
1 2 1
2 3 1
3 4 1
3 5 1
3 6 1
3 7 1
3 8 1
3 9 1
3 10 1
3 11 1
3 12 1
3 13 1
3 14 1
3 15 1
3 16 1
3 17 1
3 18 1
3 19 1
3 20 1
3 21 1
3 22 1
3 23 1
3 24 1
3 25 1
3 26 1
3 27 1
3 28 1
3 29 1
3 30 1
3 31 1
3 32 1
3 33 1
3 34 1
3 35 1
3 36 1
3 37 1
3 38 1
3 39 1
3 40 1
3 41 1
3 42 1
3 43 1
3 4...

output:

1

result:

ok answer is '1'

Test #144:

score: 0
Accepted
time: 244ms
memory: 5320kb

input:

5000 9997
1 2 1
2 3 1
2 4 1
2 5 1
2 6 1
2 7 1
2 8 1
2 9 1
2 10 1
2 11 1
2 12 1
2 13 1
2 14 1
2 15 1
2 16 1
2 17 1
2 18 1
2 19 1
2 20 1
2 21 1
2 22 1
2 23 1
2 24 1
2 25 1
2 26 1
2 27 1
2 28 1
2 29 1
2 30 1
2 31 1
2 32 1
2 33 1
2 34 1
2 35 1
2 36 1
2 37 1
2 38 1
2 39 1
2 40 1
2 41 1
2 42 1
2 43 1
2 44...

output:

1

result:

ok answer is '1'

Test #145:

score: 0
Accepted
time: 248ms
memory: 5768kb

input:

5000 10000
1 2 1000000000
2 3 1000000000
3 4 1000000000
4 5 1000000000
5 6 1000000000
6 7 1000000000
7 8 1000000000
8 9 1000000000
9 10 1000000000
10 11 1000000000
11 12 1000000000
12 13 1000000000
13 14 1000000000
14 15 1000000000
15 16 1000000000
16 17 1000000000
17 18 1000000000
18 19 1000000000
...

output:

1000000000

result:

ok answer is '1000000000'

Test #146:

score: 0
Accepted
time: 243ms
memory: 5304kb

input:

5000 10000
1 2 1000000000
2 3 1000000000
3 4 1000000000
3 5 1000000000
3 6 1000000000
3 7 1000000000
3 8 1000000000
3 9 1000000000
3 10 1000000000
3 11 1000000000
3 12 1000000000
3 13 1000000000
3 14 1000000000
3 15 1000000000
3 16 1000000000
3 17 1000000000
3 18 1000000000
3 19 1000000000
3 20 1000...

output:

1000000000

result:

ok answer is '1000000000'

Test #147:

score: 0
Accepted
time: 241ms
memory: 5368kb

input:

5000 9997
1 2 1000000000
2 3 1000000000
2 4 1000000000
2 5 1000000000
2 6 1000000000
2 7 1000000000
2 8 1000000000
2 9 1000000000
2 10 1000000000
2 11 1000000000
2 12 1000000000
2 13 1000000000
2 14 1000000000
2 15 1000000000
2 16 1000000000
2 17 1000000000
2 18 1000000000
2 19 1000000000
2 20 10000...

output:

1000000000

result:

ok answer is '1000000000'

Test #148:

score: 0
Accepted
time: 1244ms
memory: 4168kb

input:

200 10000
119 86 672491811
46 52 472434721
161 7 876933159
42 1 262893335
24 53 183796335
170 11 950710909
83 38 878865861
41 104 919262743
40 31 291578575
126 156 331556293
96 70 465502515
149 7 458584299
196 152 867766341
179 62 279318343
96 6 310202717
124 58 255282771
8 54 885860667
91 3 6345549...

output:

2

result:

ok answer is '2'

Test #149:

score: 0
Accepted
time: 1224ms
memory: 4168kb

input:

172 9861
86 71 1000000000
127 123 1000000000
103 21 1000000000
66 107 1000000000
41 34 1000000000
141 47 1000000000
48 19 1000000000
78 83 1000000000
140 108 1000000000
138 148 1000000000
118 160 1000000000
85 84 1000000000
82 77 1000000000
142 135 1000000000
167 131 1000000000
138 159 1000000000
85...

output:

1000000000

result:

ok answer is '1000000000'

Extra Test:

score: 0
Extra Test Passed