제출 #963601

#제출 시각아이디문제언어결과실행 시간메모리
963601maxFedorchuk은행 (IZhO14_bank)C++17
71 / 100
1008 ms600 KiB
#include<bits/stdc++.h> using namespace std; int a[22],b[22],n,m; void cnt(int msk,int in,int sum,int k,int k0) { if(in>n) { cout<<"YES"; exit(0); } if(sum==0) { cnt(msk,in+1,a[in+1],0,k0); return; } if(k0<n-in+1) { return; } for(int i=k+1;i<=m;i++) { if(!(msk&(1<<i)) && sum>=b[i]) { cnt(msk+(1<<i), in,sum-b[i],i,k0-1); } } } int main() { cin>>n>>m; for(int i=1;i<=n;i++) { cin>>a[i]; } for(int i=1;i<=m;i++) { cin>>b[i]; } sort(b+1,b+1+m); cnt(0,1,a[1],0,m); cout<<"NO"; return 0; }
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