QOJ.ac
QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#689785 | #7738. Equivalent Rewriting | i_love_qingyu# | WA | 2ms | 7916kb | C++20 | 2.0kb | 2024-10-30 18:38:29 | 2024-10-30 18:38:38 |
Judging History
answer
#include <bits/stdc++.h>
using namespace std;
int book[100005],last[100005],ans[100005],head[100005],cnt,d[2000006],sum,g[100005];
struct node{
int y,next;
}e[500005];
void add(int x,int y){
e[++cnt].y=y;
e[cnt].next=head[x];
head[x]=cnt;
}
void dfs(int x){
sum++;
for(int i=head[x];i;i=e[i].next)
if(!book[e[i].y]){
book[e[i].y]=1;
dfs(e[i].y);
}
}
int main()
{
int t;
cin>>t;
while(t--){
int n,m,p=0;cnt=0;
cin>>m>>n;
vector<vector<int > > d(m+1);
for(int i=1;i<=n;i++)last[i]=0;
for(int i=1;i<=m;i++)ans[i]=i,head[i]=book[i]=0;
for(int i=1;i<=m;i++){
int k;
cin>>k;
d[i].resize(k+1);
d[i][0] = k;
for(int j=1;j<=k;j++){
cin>>d[i][j];
last[d[i][j]]=i;
}
sort(d[i].begin()+1,d[i].end());
}
cnt=0;
for(int i=1;i<=m;i++){
int k=d[i][0];;
for(int j=1;j<=k;j++)
if(last[d[i][j]]!=i)
add(i,last[d[i][j]]);
}
book[1]=1;
sum=0;
dfs(1);
if(sum!=m){
for(int i=2;i<=n;i++)
if(book[i]!=book[i-1]){
int q=0;
for(int l=1,r=1;l<=d[i-1][0]&&r<=d[i][0];)
if(d[i-1][l]>d[i][r])r++;
else if(d[i-1][l]<d[i][r])l++;
else {
if(last[d[i][r]]==i){q=1;break;}
l++,r++;
}
if(!q){
swap(ans[i],ans[i-1]);
break;
}
}
cout<<"Yes"<<endl;
for(int i=1;i<=m;i++)
cout<<ans[i]<<" ";
cout<<endl;
}
else cout<<"No"<<endl;
}
return 0;
}
Details
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Test #1:
score: 100
Accepted
time: 1ms
memory: 7692kb
input:
3 3 6 3 3 1 5 2 5 3 2 2 6 2 3 3 1 3 2 2 3 1 1 3 2 2 1
output:
Yes 1 3 2 No No
result:
ok OK. (3 test cases)
Test #2:
score: 0
Accepted
time: 0ms
memory: 7916kb
input:
1 10 5 2 2 4 4 1 3 4 2 1 2 3 2 1 4 4 5 2 4 3 3 2 5 4 3 5 4 2 3 1 3 2 5 1 4 2 3 5 1 4
output:
Yes 2 1 3 4 5 6 7 8 9 10
result:
ok OK. (1 test case)
Test #3:
score: 0
Accepted
time: 0ms
memory: 7688kb
input:
1 20 5 5 4 1 2 5 3 2 5 3 3 5 1 2 5 4 5 1 3 2 3 4 2 5 5 3 1 5 4 2 5 5 1 2 3 4 1 3 4 5 1 2 3 4 4 1 3 5 2 5 2 4 2 3 5 1 3 2 4 5 5 2 3 4 1 5 4 5 2 4 3 1 2 2 4 3 4 4 5 3 1 5 4 1 5 3 2 3 5 1 3
output:
Yes 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
result:
ok OK. (1 test case)
Test #4:
score: 0
Accepted
time: 1ms
memory: 7684kb
input:
1 40 10 2 4 1 10 5 8 2 3 6 7 4 1 10 9 3 10 9 7 1 9 10 10 5 6 9 2 8 3 1 4 7 7 8 4 7 5 2 3 6 5 2 6 5 1 10 6 6 5 4 8 7 1 3 4 9 8 9 9 10 4 2 1 8 7 5 3 2 5 7 9 8 6 1 2 9 7 5 10 3 2 8 1 8 8 3 10 9 1 4 5 6 2 3 4 5 5 3 6 2 7 10 3 2 8 9 10 1 7 4 6 5 2 1 9 1 1 3 3 7 4 5 2 6 5 7 1 7 3 2 4 9 10 6 1 1 4 5 6 4 5 ...
output:
Yes 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40
result:
ok OK. (1 test case)
Test #5:
score: 0
Accepted
time: 1ms
memory: 7912kb
input:
1 100 20 12 10 5 11 13 12 14 7 15 19 18 3 1 10 16 11 19 8 10 15 5 12 13 14 12 16 8 11 15 2 18 14 13 20 4 12 7 10 3 9 1 7 19 6 2 14 8 20 7 17 18 20 3 9 6 10 4 1 4 19 9 13 14 17 16 11 13 8 10 19 18 7 5 20 1 13 10 15 3 2 9 1 17 7 20 13 19 18 16 2 17 9 10 20 19 13 14 16 17 8 12 18 15 5 2 16 14 6 19 1 14...
output:
Yes 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100
result:
ok OK. (1 test case)
Test #6:
score: -100
Wrong Answer
time: 2ms
memory: 6008kb
input:
1 5000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1...
output:
Yes 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 ...
result:
wrong answer two transactions are same. (test case 1)