Submission #248704

#	Time	Username	Problem	Language	Result	Execution time	Memory
248704		Vladikus004	Kronican (COCI16_kronican)	C++14	10 / 100	0 ms	384 KiB

kronican

#include <bits/stdc++.h>
#define inf 2e9
#define all(v) v.begin(), v.end()
using namespace std;
typedef long long ll;
typedef long double ld;
typedef pair <int, int> pii;

const int N = 22;
int n, k, a[N][N];
set <pair <int, int> > ms;

int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    #ifdef LOCAL
        freopen("input.txt", "r", stdin);
    #endif // LOCAL
    cin >> n >> k;
    k = n - k;
    for (int i = 0; i < n; i++){
        for (int j = 0; j < n; j++){
            cin >> a[i][j];
            if (i != j)
            ms.insert({a[i][j], i * n + j});
        }
    }
    int ans = 0;
    while (k--){
        ans += ms.begin()->first;
        int ind = ms.begin()->second;
        ms.erase(ms.begin());
        int x = ind / n, y = ind % n;
        ms.erase({a[y][x], y * n + x});
    }
    cout << ans;
}

• Subtask 1: 10 / 100