oj.uz

Submission #961357

# Submission time Handle Problem Language Result Execution time Memory
961357 2024-04-11T22:21:37 Z berr Cop and Robber (BOI14_coprobber) C++17
60 / 100
 467 ms 262144 KB 
#include <bits/stdc++.h>
using namespace std;
# include "coprobber.h"
 
int pos;
int val[505][505][2];
int vis[505][505][2];
int b[505][505], c[505][505];
 
int start(int n, bool a[MAX_N][MAX_N]) {
 
    vector<int> g[n+1];
 
    for(int i=0; i<n; i++){
        for(int l=0; l<n; l++){
            b[i][l]=-1;
            if(a[i][l]){
                g[i].push_back(l);
            }
        }
    }
 
    queue<array<int, 3>> q;
 
    for(int i=0; i<n; i++){
        val[i][i][0]=1;
        val[i][i][1]=0;
        b[i][i]=i;
        q.push({i, i, 1});
        q.push({i, i, 0});
    }
 
    while(q.size()){
        auto [x, y, z]=q.front();
        q.pop();
        if(vis[x][y][z]){ 
            continue;
        }
        else{           
           // cout<<val[x][y][z]<<"\n";
            vis[x][y][z]=1;
            if(z==0){
                val[x][y][z]=1;
                for(auto i: g[y]){
                    c[x][i]++;
                    if(c[x][i]==g[i].size()){
                        val[x][i][1]=0;
                        q.push({x, i, 1}); 
                    }
                }
            }
            else {
                val[x][y][z] = 0;
 
                for(auto i: g[x]){
                    if(b[i][y]==-1)
                    b[i][y]=x;
                    q.push({i, y, 0});
                }
                if(b[x][y]==-1)
                b[x][y]=x;
                q.push({x, y, 0});
                
            }
 
        }
    }
 
    for(int i=0; i<n; i++){
        int flag=1;
        for(int j=0; j<n; j++){
            if(val[i][j][0]==0){
                flag=0;
            }
            
        }
        if(flag){
            return pos=i;
        }
    }
 
    return -1;
}
 
int nextMove(int R) {
    return pos=b[pos][R];
}

Compilation message

coprobber.cpp: In function 'int start(int, bool (*)[500])':
coprobber.cpp:46:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   46 |                     if(c[x][i]==g[i].size()){
      |                        ~~~~~~~^~~~~~~~~~~~~

Subtask #1
16.0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 1 ms 6488 KB Output is correct
3 Correct 1 ms 6488 KB Output is correct
4 Correct 43 ms 7876 KB Output is correct
5 Correct 13 ms 7492 KB Output is correct
6 Correct 54 ms 8940 KB Output is correct

Subtask #2
14.0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 1 ms 6648 KB Output is correct
3 Correct 51 ms 8708 KB Output is correct
4 Correct 48 ms 7908 KB Output is correct
5 Correct 51 ms 8908 KB Output is correct
6 Correct 47 ms 8024 KB Output is correct

Subtask #3
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 1 ms 6488 KB Output is correct
3 Correct 1 ms 6488 KB Output is correct
4 Correct 1 ms 6492 KB Output is correct
5 Correct 1 ms 6488 KB Output is correct
6 Correct 1 ms 6492 KB Output is correct
7 Correct 1 ms 4440 KB Output is correct
8 Correct 1 ms 6488 KB Output is correct
9 Correct 1 ms 4444 KB Output is correct
10 Correct 2 ms 6744 KB Output is correct
11 Correct 3 ms 6744 KB Output is correct
12 Correct 1 ms 4440 KB Output is correct
13 Correct 2 ms 6744 KB Output is correct
14 Correct 3 ms 6884 KB Output is correct
15 Correct 2 ms 6744 KB Output is correct
16 Correct 2 ms 7000 KB Output is correct
17 Correct 11 ms 10840 KB Output is correct
18 Correct 2 ms 6744 KB Output is correct
19 Correct 1 ms 6488 KB Output is correct

Subtask #4
0 / 40.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 6488 KB Output is correct
2 Correct 1 ms 6488 KB Output is correct
3 Correct 1 ms 6488 KB Output is correct
4 Correct 43 ms 7876 KB Output is correct
5 Correct 13 ms 7492 KB Output is correct
6 Correct 54 ms 8940 KB Output is correct
7 Correct 1 ms 6488 KB Output is correct
8 Correct 1 ms 6648 KB Output is correct
9 Correct 51 ms 8708 KB Output is correct
10 Correct 48 ms 7908 KB Output is correct
11 Correct 51 ms 8908 KB Output is correct
12 Correct 47 ms 8024 KB Output is correct
13 Correct 1 ms 6488 KB Output is correct
14 Correct 1 ms 6488 KB Output is correct
15 Correct 1 ms 6488 KB Output is correct
16 Correct 1 ms 6492 KB Output is correct
17 Correct 1 ms 6488 KB Output is correct
18 Correct 1 ms 6492 KB Output is correct
19 Correct 1 ms 4440 KB Output is correct
20 Correct 1 ms 6488 KB Output is correct
21 Correct 1 ms 4444 KB Output is correct
22 Correct 2 ms 6744 KB Output is correct
23 Correct 3 ms 6744 KB Output is correct
24 Correct 1 ms 4440 KB Output is correct
25 Correct 2 ms 6744 KB Output is correct
26 Correct 3 ms 6884 KB Output is correct
27 Correct 2 ms 6744 KB Output is correct
28 Correct 2 ms 7000 KB Output is correct
29 Correct 11 ms 10840 KB Output is correct
30 Correct 2 ms 6744 KB Output is correct
31 Correct 1 ms 6488 KB Output is correct
32 Correct 1 ms 6740 KB Output is correct
33 Correct 1 ms 6488 KB Output is correct
34 Correct 1 ms 6488 KB Output is correct
35 Correct 42 ms 7824 KB Output is correct
36 Correct 16 ms 7256 KB Output is correct
37 Correct 63 ms 8724 KB Output is correct
38 Correct 1 ms 6488 KB Output is correct
39 Correct 1 ms 6488 KB Output is correct
40 Correct 56 ms 8892 KB Output is correct
41 Correct 55 ms 7888 KB Output is correct
42 Correct 53 ms 8840 KB Output is correct
43 Correct 60 ms 8004 KB Output is correct
44 Correct 1 ms 6488 KB Output is correct
45 Correct 1 ms 4440 KB Output is correct
46 Correct 1 ms 6488 KB Output is correct
47 Correct 1 ms 4440 KB Output is correct
48 Correct 2 ms 6744 KB Output is correct
49 Correct 2 ms 6744 KB Output is correct
50 Correct 1 ms 4440 KB Output is correct
51 Correct 2 ms 6744 KB Output is correct
52 Correct 3 ms 7000 KB Output is correct
53 Correct 2 ms 6752 KB Output is correct
54 Correct 2 ms 7020 KB Output is correct
55 Correct 11 ms 10852 KB Output is correct
56 Correct 2 ms 6748 KB Output is correct
57 Correct 4 ms 6744 KB Output is correct
58 Correct 11 ms 6768 KB Output is correct
59 Correct 20 ms 7000 KB Output is correct
60 Runtime error 467 ms 262144 KB Execution killed with signal 9
61 Halted 0 ms 0 KB -