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Submission #176063

# Submission time Handle Problem Language Result Execution time Memory
176063 2020-01-07T19:21:24 Z bkosmacin Izbori (COCI17_izbori) C++14
80 / 80
 42 ms 396 KB 
#include <bits/stdc++.h>

using namespace std;

const int maxn = 110;

int n, m, k;
vector<int> prio[maxn];
int cnt[maxn];

int sol1() {
    int mx=0,sol=1;
    for(int i=1;i<=m;i++){
        if(cnt[i]>mx){
            mx=cnt[i];
            sol=i;
        }
    }
    return sol;
}

int main() {
    cin >>n>>m>>k;

    for(int i=1;i<=n;i++){
        for(int j=0;j<m;j++) {
            int x;
            cin >> x;
            prio[i].push_back(x);
        }

        cnt[prio[i][0]]++;
    }

    cout << sol1() << endl;

    int mn=m,off_cnt;

    for(int mask = 0; mask < (1 << m); mask++) {
        off_cnt = 0;

        for(int i = 0; i < m; i++) {
            cnt[i + 1] = 0;

            if(mask & (1 << i)) {
                off_cnt++;
            }
        }

        off_cnt = m - off_cnt;

        for(int i = 1; i <= n; i++) {
            for(int j = 0; j < m; j++) {
                if(mask & (1 << (prio[i][j] - 1))) {
                    cnt[prio[i][j]]++;
                    break;
                }
            }
        }

        if(sol1()==k) {
            mn = min(mn, off_cnt);
        }
    }

    cout << mn << endl;

    return 0;
}

Subtask #1
80.0 / 80.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct
3 Correct 3 ms 376 KB Output is correct
4 Correct 10 ms 256 KB Output is correct
5 Correct 4 ms 256 KB Output is correct
6 Correct 3 ms 376 KB Output is correct
7 Correct 2 ms 256 KB Output is correct
8 Correct 5 ms 256 KB Output is correct
9 Correct 7 ms 376 KB Output is correct
10 Correct 2 ms 256 KB Output is correct
11 Correct 7 ms 256 KB Output is correct
12 Correct 20 ms 256 KB Output is correct
13 Correct 36 ms 376 KB Output is correct
14 Correct 19 ms 376 KB Output is correct
15 Correct 7 ms 376 KB Output is correct
16 Correct 42 ms 376 KB Output is correct
17 Correct 20 ms 396 KB Output is correct
18 Correct 39 ms 256 KB Output is correct
19 Correct 42 ms 256 KB Output is correct
20 Correct 41 ms 376 KB Output is correct