제출 #833633

#제출 시각아이디문제언어결과실행 시간메모리
833633BilAktauAlmansur은행 (IZhO14_bank)C++17
25 / 100
1067 ms320 KiB
#include <bits/stdc++.h> // #pragma optimize ("g",on) // #pragma GCC optimize ("inline") // #pragma GCC optimize ("Ofast") // #pragma GCC optimize ("unroll-loops") // #pragma GCC optimize ("03") // #pragma GCC target ("sse,sse2,sse3,ssse3,sse4,popcnt,abm,avx2,mmx,fma,avx,tune=native") // #pragma comment(linker, "/stack:200000000") // #define int long long using namespace std; int n, m; int a[27], b[27]; signed main() { // freopen("bank.in", "r", stdin); // freopen("bank.out", "w", stdout); ios_base::sync_with_stdio(NULL); cin.tie(NULL); 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); bool ok = 0; do { int cnt = 0; int i = 1; bool f = 1; for(int j = 1; j <= m; j++) { if(cnt + b[j] == a[i]) { i++; if(i == n + 1)break; cnt = 0; }else if(cnt + b[j] > a[i]) { f = 0; break; }else cnt += b[j]; } if(f)ok = 1; }while(next_permutation(b + 1, b + 1 + m)); cout << (ok ? "YES\n" : "NO\n"); }
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