oj.uz

Submission #1089021

# Submission time Handle Problem Language Result Execution time Memory
1089021 2024-09-15T18:53:34 Z vjudge1 Izbori (COCI17_izbori) C++17
44 / 80
 20 ms 468 KB 
#include "bits/stdc++.h"
const signed MOD = 1e9 + 7;
const signed mod = 998244353;
using namespace std;
#define all(x) x.begin(), x.end()
#define ld long double
#define ll long long
#define pb push_back
#define mp make_pair
#define co cout <<
#define S second
#define F first
int n, m, k, ans, a[105][20];

void sol(vector<bool> v, int cn) {
    if (cn == m) return;
    int f[20] = {};
    for (int i = 0; i < n; i++) {
        int j = 0;
        while (j < m && v[a[i][j]]) j++;
        if (j < m) f[a[i][j]]++;
    }
    int mx = 0, num;

    for (int i = 1; i <= m; i++) {
        if (f[i] > mx) {
            mx = f[i];
            num = i;
        }
    }
    if (num == k) ans = min(ans, cn);
    if (cn == 0) co num << '\n';
    v[cn + 1] = 1;
    sol(v, cn + 1);
    v[cn + 1] = 0;
    sol(v, cn + 1);
}

void solve() {
    cin >> n >> m >> k;
    for (int i = 0; i < n; i++) {
        for (int j = 0; j < m; j++) {
            cin >> a[i][j];
        }
    }
    vector<bool> v(20, 0);
    ans = m - 1;
    sol(v, 0);
    co ans;
}

signed main() {
    cin.tie(0)->sync_with_stdio(0);
    signed t = 1;
    // cin >> t;
    while (t--) solve();
}

Compilation message

izbori.cpp: In function 'void sol(std::vector<bool>, int)':
izbori.cpp:32:28: warning: 'num' may be used uninitialized in this function [-Wmaybe-uninitialized]
   32 |     if (cn == 0) co num << '\n';
      |                            ^~~~

Subtask #1
44.0 / 80.0

# Verdict Execution time Memory Grader output
1 Partially correct 2 ms 344 KB Partially correct
2 Partially correct 6 ms 348 KB Partially correct
3 Partially correct 1 ms 348 KB Partially correct
4 Partially correct 4 ms 464 KB Partially correct
5 Partially correct 1 ms 348 KB Partially correct
6 Partially correct 1 ms 348 KB Partially correct
7 Correct 0 ms 348 KB Output is correct
8 Partially correct 6 ms 348 KB Partially correct
9 Partially correct 3 ms 348 KB Partially correct
10 Partially correct 1 ms 348 KB Partially correct
11 Correct 3 ms 348 KB Output is correct
12 Partially correct 9 ms 464 KB Partially correct
13 Partially correct 16 ms 344 KB Partially correct
14 Partially correct 9 ms 344 KB Partially correct
15 Partially correct 3 ms 348 KB Partially correct
16 Partially correct 18 ms 468 KB Partially correct
17 Partially correct 9 ms 348 KB Partially correct
18 Partially correct 17 ms 464 KB Partially correct
19 Partially correct 19 ms 348 KB Partially correct
20 Partially correct 20 ms 348 KB Partially correct