제출 #884197

#제출 시각아이디문제언어결과실행 시간메모리
884197kokoue은행 (IZhO14_bank)C++14
0 / 100
1 ms600 KiB
#include<bits/stdc++.h>
using namespace std;
bool sum[20001];
int n,m;
int a[100],b[100];
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cin>>n>>m;
    for(int i=0;i<n;i++)
    {
        cin>>a[i];
    }
    for(int i=0;i<m;i++)
    {
        cin>>b[i];
    }
    sum[a[0]]=1;
    int maxsum=a[0];
    for(int i=0;i<m;i++)
    {
        sum[a[i]]=true;
        for(int j=a[0];j<maxsum;j++)
        {
            if(sum[j] && i!=j)
            {
                maxsum=max(maxsum,i+a[i]);
                sum[j+a[i]]=true;
            }
        }
    }
    for(int i=0;i<n;i++)
    {
        if(!sum[a[i]]) {cout<<"NO\n";return 0;}
    }
    cout<<"YES\n";
    return 0;
}
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