Submission #170503

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
170503	2019-12-25 14:10:14	mdn2002	Kronican (COCI16_kronican)	C++14	100 / 100	1374 ms	8592 KiB

kronican

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#include<bits/stdc++.h>
using namespace std;
const long long mod=998244353;
int n,k,a[25][25],dp[(1<<21)];
int f(int mask,int num)
{
    if(n-num<=k)return 0;
    if(dp[mask]!=-1)return dp[mask];
    int mn=1e9;
    for(int i=0;i<n;i++)
    {
        if((mask&(1<<i))==0)
        {
            for(int j=0;j<n;j++)
            {
                if(i==j)continue;
                if((mask&(1<<j))==0)
                {
                    mn=min(mn,a[i][j]+f((mask|(1<<i)),num+1));
                }
            }
        }
    }
    return dp[mask]=mn;
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
 
 
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• Subtask 1: 100 / 100