Submission #90082

#	Time	Username	Problem	Language	Result	Execution time	Memory
90082		Rashidov_Anis	은행 (IZhO14_bank)	C++14	19 / 100	5 ms	540 KiB

bank

#include <bits/stdc++.h>
using namespace std;
int a[23],b[23],n,m;
void dfs(int x,int sum,int state,int k,int num)
{
    int i;
    if(x>n)
    {
        cout << "YES";
        exit(0);
    }
    if(sum==0)
    {
        dfs(x+1,a[x+1],state,0,num);
        return;
    }
    for(i=k;i<m;i++)
    {
        if(m-num-1<n-x) break;
        if((state>>i)&1 || sum<b[i]) continue;
        dfs(x,sum-b[i],state|(1<<i),i+1,num+1);
    }
}
int main()
{
    int i;
    cin >> n >> m;
    for(i=1;i<=n;i++) cin >> a[i];
    for(i=1;i<=m;i++) cin >> b[i];
    dfs(1,a[1],0,1,0);
    cout << "NO";
    return 0;
}

• Subtask 1: 19 / 19
• Subtask 2: 0 / 25
• Subtask 3: 0 / 27
• Subtask 4: 0 / 29