제출 #1189603

#제출 시각아이디문제언어결과실행 시간메모리
1189603pxsit은행 (IZhO14_bank)C++20
100 / 100
336 ms9800 KiB
#include <bits/stdc++.h> using namespace std; int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); int n, m, a[25], b[25]; bitset<1 << 20> dp[25]; //thankyou jungps for this ds vector<int> s[1001]; 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 i = 0; i < (1 << m); i++) { int sum = 0; for (int j = 0; j < m; j++) if (i & (1 << j)) sum += b[j]; if (sum <= 1000) s[sum].emplace_back(i); } dp[0].reset(); dp[0].set(0); for (int i = 1; i <= n; i++) { dp[i].reset(); for (int j = 0; j < (1 << m); j++) { if (!dp[i - 1].test(j)) continue; for (int k : s[a[i - 1]]) { if (j & k) continue; dp[i].set(j | k); } } } cout << (dp[n].any() ? "YES" : "NO"); }
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