제출 #1098170

#제출 시각아이디문제언어결과실행 시간메모리
1098170vjudge1은행 (IZhO14_bank)C++17
71 / 100
1081 ms49620 KiB
//UNSTOPPABLE #include "bits/stdc++.h" using namespace std; int n,m,a[20],b[20]; set <int> g[1001]; void rec(int mask , int i){ if(i == n){ cout << "YES\n"; exit(0); } for(auto it : g[a[i]]){ if((mask & it) || ((mask | it) == (1 << m) - 1 && i != n - 1)){ continue; } rec((mask | it) , i + 1); } } signed main(){ ios_base::sync_with_stdio(0); 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]; } for(int mask = 0 ; mask < (1 << m) ; mask++){ int sum = 0; for(int i = 0 ; i < m ; i++){ if(((mask >> i) & 1)){ sum += b[i]; } } if(sum <= 1000){ g[sum].insert(mask); } } rec(0 , 0); cout << "NO\n"; }
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