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Submission #1054795

# Submission time Handle Problem Language Result Execution time Memory
1054795 2024-08-12T12:11:03 Z Wansur Toy Train (IOI17_train) C++17
23 / 100
 207 ms 1736 KB 
#include <bits/stdc++.h>
#include "train.h"
#define ent '\n'
#define  f first
#define s second
//#define int long long

using namespace std;
typedef long long ll;
const int maxn = 5e3 + 12;
const int mod = 1e9 + 7;

vector<int> g[maxn], rg[maxn];
int in[maxn], out[maxn];
bool won[maxn];
int n, m;

vector<int> who_wins(vector<int> a, vector<int> r, vector<int> U, vector<int> V){
    n = a.size(), m = U.size();
    vector<int> ans(n);

    for(int i=0;i<m;i++){
        g[U[i]].push_back(V[i]);
        rg[V[i]].push_back(U[i]);
    }

    for(int v=0;v<n;v++){
        if(r[v] == 0){
            continue;
        }
        for(int i=0;i<n;i++){
            out[i] = g[i].size();
            won[i] = 0;
        }
        won[v] = 1;

        queue<int> q;
        q.push(v);
        while(q.size()){
            int v = q.front();
            q.pop();
            for(int to:rg[v]){
                if(a[to] && !won[to]){
                    won[to] = 1;
                    q.push(to);
                }
                if(!a[to]){
                    out[to]--;
                    if(out[to] == 0){
                        won[to] = 1;
                        q.push(to);
                    }
                }
            }
        }

        bool ok = 0;

        for(int to:g[v]){
            if(won[to]){
                ok = 1;
            }
        }
        if(ok){
            for(int i=0;i<n;i++){
                if(won[i]){
                    ans[i] = 1;
                }
            }
        }
    }
    return ans;
}

Subtask #1
0 / 5.0

# Verdict Execution time Memory Grader output
1 Incorrect 12 ms 1116 KB 3rd lines differ - on the 42nd token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 600 KB 3rd lines differ - on the 2nd token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #3
11.0 / 11.0

# Verdict Execution time Memory Grader output
1 Correct 30 ms 1628 KB Output is correct
2 Correct 49 ms 1628 KB Output is correct
3 Correct 56 ms 1628 KB Output is correct
4 Correct 175 ms 1728 KB Output is correct
5 Correct 36 ms 1628 KB Output is correct
6 Correct 13 ms 1736 KB Output is correct
7 Correct 207 ms 1708 KB Output is correct
8 Correct 5 ms 1624 KB Output is correct
9 Correct 6 ms 1624 KB Output is correct
10 Correct 5 ms 1564 KB Output is correct
11 Correct 4 ms 1476 KB Output is correct
12 Correct 4 ms 1628 KB Output is correct
13 Correct 4 ms 1628 KB Output is correct
14 Correct 4 ms 1628 KB Output is correct
15 Correct 4 ms 1628 KB Output is correct
16 Correct 7 ms 1624 KB Output is correct
17 Correct 4 ms 1588 KB Output is correct
18 Correct 88 ms 1372 KB Output is correct

Subtask #4
0 / 11.0

# Verdict Execution time Memory Grader output
1 Incorrect 42 ms 1524 KB 3rd lines differ - on the 1st token, expected: '1', found: '0'
2 Halted 0 ms 0 KB -

Subtask #5
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 1628 KB Output is correct
2 Correct 4 ms 1684 KB Output is correct
3 Correct 7 ms 1628 KB Output is correct
4 Correct 4 ms 1460 KB Output is correct
5 Correct 1 ms 604 KB Output is correct
6 Correct 2 ms 1116 KB Output is correct
7 Correct 4 ms 1372 KB Output is correct
8 Correct 3 ms 1372 KB Output is correct
9 Correct 2 ms 1200 KB Output is correct
10 Correct 1 ms 860 KB Output is correct
11 Correct 2 ms 1184 KB Output is correct

Subtask #6
0 / 51.0

# Verdict Execution time Memory Grader output
1 Incorrect 12 ms 1116 KB 3rd lines differ - on the 42nd token, expected: '0', found: '1'
2 Halted 0 ms 0 KB -