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Submission #887670

# Submission time Handle Problem Language Result Execution time Memory
887670 2023-12-15T02:07:40 Z votranngocvy Paths (BOI18_paths) C++14
23 / 100
 3000 ms 11172 KB 
#include <bits/stdc++.h>
using namespace std;

const int N = 3e5 + 5;
int n,m,k,ans,a[N];
bool vis[10];
vector<int>g[N];

void dfs(int u) {
    vis[a[u]] = true;
    for (auto v: g[u]) {
        if (vis[a[v]]) continue;
        ans++;
        dfs(v);
    }
    vis[a[u]] = false;
}

signed main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    cin >> n >> m >> k;
    for (int i = 1; i <= n; i++) {
        cin >> a[i];
        a[i]--;
    }
    for (int i = 1; i <= m; i++) {
        int u,v;
        cin >> u >> v;
        g[u].push_back(v);
        g[v].push_back(u);
    }
    for (int i = 1; i <= n; i++) dfs(i);
    cout << ans << "\n";
}

Subtask #1
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 7260 KB Output is correct
2 Correct 2 ms 7260 KB Output is correct
3 Correct 2 ms 7260 KB Output is correct
4 Correct 2 ms 7260 KB Output is correct
5 Correct 2 ms 7260 KB Output is correct
6 Correct 2 ms 7260 KB Output is correct
7 Correct 2 ms 7256 KB Output is correct
8 Correct 2 ms 7260 KB Output is correct
9 Correct 2 ms 7260 KB Output is correct
10 Correct 1 ms 7260 KB Output is correct

Subtask #2
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 2127 ms 11172 KB Output is correct
2 Execution timed out 3053 ms 10840 KB Time limit exceeded
3 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 7260 KB Output is correct
2 Correct 2 ms 7260 KB Output is correct
3 Correct 2 ms 7260 KB Output is correct
4 Correct 2 ms 7260 KB Output is correct
5 Correct 2 ms 7260 KB Output is correct
6 Correct 2 ms 7260 KB Output is correct
7 Correct 2 ms 7256 KB Output is correct
8 Correct 2 ms 7260 KB Output is correct
9 Correct 2 ms 7260 KB Output is correct
10 Correct 1 ms 7260 KB Output is correct
11 Correct 2127 ms 11172 KB Output is correct
12 Execution timed out 3053 ms 10840 KB Time limit exceeded
13 Halted 0 ms 0 KB -

Subtask #4
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 7256 KB Output is correct
2 Execution timed out 3046 ms 8540 KB Time limit exceeded
3 Halted 0 ms 0 KB -