제출 #1131650

#제출 시각아이디문제언어결과실행 시간메모리
1131650banh@@notpro33Knapsack (NOI18_knapsack)C++20
37 / 100
1 ms328 KiB
#include <bits/stdc++.h> using namespace std; typedef long long ll; const int nmax = 1e5 + 5; int n, m, a[nmax], w[nmax], v[nmax]; int dp[2005]; int main() { cin.tie(0)->sync_with_stdio(0); cin >> m >> n; for (int i = 1; i <= n; i++) { cin >> v[i] >> w[i] >> a[i]; } for (int i = 1; i <= n; i++) { int x = a[i]; for (int k = 1; x > 0; k <<= 1) { int r = min(x, k); for (int j = m; j >= w[i] * r; j--) { dp[j] = max(dp[j], dp[j - w[i] * r] + v[i] * r); } x -= r; } } cout << dp[m]; }
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