oj.uz

Submission #169996

# Submission time Handle Problem Language Result Execution time Memory
169996 2019-12-23T14:28:18 Z darklight256 Planinarenje (COCI18_planinarenje) C++14
0 / 160
 8 ms 632 KB 
//
//  fstmm.cpp
//  Code
//
//  Created by Mohammadreza Raddanipour on 12/23/19.
//  Copyright © 2019 Mohammadreza Raddanipour. All rights reserved.
//

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

const int MXN = 5e3 + 20;

int n, m, mch[MXN];
vector<int> adj[MXN];
bool mchd[MXN], vs[MXN];

void npt() {
    cin >> n >> m;
    for (int i = 0; i < m; i++) {
        int u, v;
        cin >> u >> v;
        adj[--u].push_back(--v);
    }
}

bool dfs(int v) {
    vs[v] = 1;
    for (auto u: adj[v])
        if (mch[v] == -1 || (!vs[mch[u]]) && dfs(mch[u])) {
            mch[u] = v;
            mchd[v] = 1;
            return 1;
        }
    return 0;
}

void mm() {
    for (bool flg = 1; flg; memset(vs, 0, sizeof vs)) {
        flg = 0;
        for (int i = 0; i < n; i++)
            if (!vs[i] && !mchd[i])
                flg |= dfs(i);
    }
}

int main() {
    memset(mch, -1, sizeof mch);
    npt();
    mm();
    for (int i = 0; i < n; i++)
        if (!vs[i])
            cout << "Slavko\n";
        else
            cout << "Mirko\n";
}

Compilation message

planinarenje.cpp: In function 'bool dfs(int)':
planinarenje.cpp:30:43: warning: suggest parentheses around '&&' within '||' [-Wparentheses]
         if (mch[v] == -1 || (!vs[mch[u]]) && dfs(mch[u])) {
                             ~~~~~~~~~~~~~~^~~~~~~~~~~~~~

Subtask #1
0 / 16.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 376 KB Output is correct
2 Incorrect 2 ms 504 KB Output isn't correct

Subtask #2
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 376 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 3 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 8 ms 604 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 6 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 7 ms 504 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 16.0

# Verdict Execution time Memory Grader output
1 Incorrect 7 ms 632 KB Output isn't correct
2 Halted 0 ms 0 KB -