Submission #98535

#	Time	Username	Problem	Language	Result	Execution time	Memory
98535		dalgerok	Kronican (COCI16_kronican)	C++17	100 / 100	749 ms	4600 KiB

kronican

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




int main(){
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int n, m;
    cin >> n >> m;
    int a[n][n];
    for(int i = 0; i < n; i++){
        for(int j = 0; j < n; j++){
            cin >> a[i][j];
        }
    }
    int dp[(1 << n)];
    memset(dp, 63, sizeof(dp));
    dp[(1 << n) - 1] = 0;
    for(int i = (1 << n) - 1; i >= 0; i--){
        for(int j = 0; j < n; j++){
            if((i >> j) & 1){
                for(int k = 0; k < n; k++){
                    if(j == k){
                        continue;
                    }
                    if((i >> k) & 1){
                        dp[i ^ (1 << j)] = min(dp[i ^ (1 << j)], dp[i] + a[j][k]);
                    }
                }
            }
        }
    }
    int ans = 2e9;
    for(int i = 0; i < (1 << n); i++){
        if(__builtin_popcount(i) <= m){
            ans = min(ans, dp[i]);
        }
    }
    cout << ans;
}

• Subtask 1: 100 / 100