Submission #980299

#	Time	Username	Problem	Language	Result	Execution time	Memory
980299		dyc123	Tales of seafaring (POI13_mor)	C++14	60 / 100	1186 ms	117596 KiB

mor

#include <bits/stdc++.h>
using namespace std;
#define ll long long

const int INF = 10001;

void solve() {
    int n, m, k;
    cin >> n >> m >> k;
    vector<int> adj[n];
    for(int i = 0; i < m; i++) {
        int a, b; cin >> a >> b;
        adj[--a].push_back(--b);
        adj[b].push_back(a);
    }
    short dist[n][n][2];
    memset(dist, 0x3f, sizeof(dist));
    for(int i = 0; i < n; i++) {
        queue<array<int, 2>> q;
        q.push({i, 0});
        dist[i][i][0] = 0;
        while(!q.empty()) {
            auto [u, p] = q.front();
            q.pop();
            for(int v: adj[u]) {
                if(dist[i][v][p ^ 1] < INF) continue;
                dist[i][v][p ^ 1] = dist[i][u][p] + 1;
                q.push({v, p ^ 1});
            }
        }
    }
    while(k--) {
        int a, b, c;
        cin >> a >> b >> c;
        --a; --b;
        if(dist[a][b][c & 1] > INF || dist[a][b][c & 1] > c) {
            cout << "NIE" << '\n';
        } else {
            cout << "TAK" << '\n';
        }
    }
}

int main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    // freopen("io.out", "w", stdout);

    int t = 1;
    // cin >> t;
    while(t--) solve();
    return 0;
}

Compilation message (stderr)

mor.cpp: In function 'void solve()':
mor.cpp:23:18: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   23 |             auto [u, p] = q.front();
      |                  ^

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10