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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
#578672#9319. Bull FarmwangwxTL 181ms67336kbC++142.6kb2024-09-20 20:45:332024-09-20 20:45:33

Judging History

你现在查看的是最新测评结果

  • [2024-09-20 20:45:33]
  • 评测
  • 测评结果:TL
  • 用时:181ms
  • 内存:67336kb
  • [2024-09-20 20:45:33]
  • 提交

answer

#include<bits/stdc++.h>
using namespace std;
#define int long long
const int mxn=2e3+5,INF=0x3f3f3f3f;
int T,n,l,q;
int g[mxn][mxn],dis[mxn][mxn];
int t[mxn][mxn],in[mxn];
int vis[mxn];
bool check(int x){
    for(int i=0;i<=n;i++) vis[i]=0;
    for(int i=1;i<=n;i++){
        vis[t[x][i]]++;
    }
    int f2=0;
    for(int i=1;i<=n;i++){
        if(vis[i]==2) f2++;
        else if(vis[i]>2) f2+=2;
    }
    if(f2>1) return false;
    int to=0,st=0;
    if(f2==1){
        for(int i=1;i<=n;i++){
            if(vis[i]==2) f2=i;
            else if(vis[i]==0) to=i;
        }
        for(int i=1;i<=n;i++){
            if(t[x][i]==f2) g[i][to]=min(g[i][to],x);
        }
    }else{
        for(int i=1;i<=n;i++) g[i][t[x][i]]=min(g[i][t[x][i]],x);
    }
    return true;
}
// void spfa(){
//     for(int i=0;i<=n;i++) for(int j=0;j<=n;j++) g[i][j]=INF,dis[i][j]=INF;
//     for(int i=1;i<=n;i++){
//         if(!check(i)) continue;
//     }
//     for(int i=1;i<=n;i++) g[i][i]=0;

//     queue<int> q;
//     for(int i=1;i<=n;i++){
//         q.push(i);
//         in[i]=1;
//     }
//     while(!q.empty()){
//         int now=q.front();
//         q.pop();
//         for(int i=1;i<=n;i++){
            
//         }
//     }
//     for(int i=1;i<=n;i++) g[i][i]=0;
// }
void floyd(){
    for(int i=0;i<=n;i++) for(int j=0;j<=n;j++) g[i][j]=INF,dis[i][j]=INF;
        for(int i=1;i<=n;i++){
        if(!check(i)) continue;
    }
    for(int i=1;i<=n;i++) g[i][i]=0;

    for(int i=1;i<=n;i++){
        for(int x=1;x<=n;x++){
            if(x==i || g[x][i]==INF) continue;
            for(int y=1;y<=n;y++){
                if(y==x || y==i || g[i][y]==INF) continue;
                g[x][y]=min(max(g[x][i],g[i][y]),g[x][y]);
            }
        }
    }
    // cout<<g[1][2]<<"\n";
    // for(int i=1;i<=n;i++) g[i][i]=0;
}
signed main(){
    ios::sync_with_stdio(0),cin.tie(0),cout.tie(0);
    cin>>T;
    while(T--){
        cin>>n>>l>>q;
        string s;
        for(int i=1;i<=l;i++){
            cin>>s;
            for(int j=1;j<=n;j++){
                t[i][j]=(s[(j-1)*2]-'0')*50+s[(j-1)*2+1]-'0';
                // cout<<t[i][j]<<(j==n?"\n":" ");
            }
        }
        floyd();
        for(int i=1;i<=q;i++){
            cin>>s;
            int a=(s[0]-'0')*50+s[1]-'0';
            int b=(s[2]-'0')*50+s[3]-'0';
            int c=(s[4]-'0')*50+s[5]-'0';
            int f;
            // cout<<a<<' '<<b<<' '<<c<<"\n";
            if(g[a][b]<=c) f=1; 
            else f=0;
            cout<<f;
        }
        cout<<"\n";
    }

}
// ?;;=EL

详细

Test #1:

score: 100
Accepted
time: 1ms
memory: 7700kb

input:

2
5 2 4
0305040201
0404040404
030300
020500
050102
020501
6 2 4
030603010601
010203060504
030202
060402
050602
060401

output:

1011
0100

result:

ok 2 lines

Test #2:

score: 0
Accepted
time: 1ms
memory: 7712kb

input:

1
3 3 6
020202
030301
030201
020102
030203
010201
010303
020303
010202

output:

010101

result:

ok single line: '010101'

Test #3:

score: 0
Accepted
time: 49ms
memory: 7732kb

input:

200
10 10 5000
01060:04020305080709
0103070:060204050908
09070503080401060:02
050308010204090:0607
03010502040607080:09
03080109020504060:07
06050:09040302080107
07080305010409060:02
030809010:0204060507
0:060908070201050304
060700
090:03
09080:
070405
010703
0:0100
080601
030600
070206
0:0:09
08040...

output:

011110001101101111111111111111111101111111110111011110110110111011010111111111111111111101111111111110111111110111111111111101111111111110111111111111111111110001100111111111111111111111111011101111111111111111111111111111111111111111011011110100111110111111110111111100111111101110111111111101111110...

result:

ok 200 lines

Test #4:

score: 0
Accepted
time: 181ms
memory: 67336kb

input:

1
2000 1 1000000
M=:]A@8UAY7W2JJ4KEHIA[HSCQ1ENSC`JXR;F3PJ:_@41P9Z=9HR8P<<:DUXRR9^WOQFL?NZP6S@=J0^WE32=6;\U0?88]Q_RNPUMT6YU<4<S]H?:7OCQYOT4YAV1^764ENWSDBED>M7A:BI>KSIR48JQ9B=N\5T3N4A2aF0@>3TI81<G7;YE>W`NMP<:IT4CI3D0=GZC3I\CLQJQBA9BDIS9SAM55KaVA<Z@D=>:Y?CQHUQ5U3a6UVI8OKX9_FAF^7=5M85;<0;8YPAM<7Z7PP7A=N...

output:

000101000101100010001000000010010110000001000001001100000000010000100001000000101100000000010000001000000001110000010110100000111100100000001000000000011001010001000001001000100000000100011001100110010000010000101100000011111000000010000101010010000000010101000001010111100000100000000000000101000100...

result:

ok single line: '000101000101100010001000000010...0101000101000000000010101001000'

Test #5:

score: -100
Time Limit Exceeded

input:

1
2000 2000 1000000
FVAaH7GRPO;_11Da5J18@3SMG==\G8E8S^6:M4L0JH>MN5IXT>2<7WJ3U8LVJS=;;3F13>0D0>VOIIU@EPHG6ABL6;K?T1PXDERLG07]5C9^GDKG<SBMIW;`4W8P3=469TIPKH0O34523_J5C2MJ17D25Z@=K8H@M>WK<CMK7EO]BPD7B6AW741J5YIHIa1:ERSG>L3N2^F3<4F`DLE@2AA5=8GZK6:192FB736[WMV7:^DA2C:<LK040VJBM3M]WXU50`407TR_?PLF@5VL7OSL...

output:


result: