제출 #772107

#제출 시각아이디문제언어결과실행 시간메모리
772107asdf334Knapsack (NOI18_knapsack)C++17
73 / 100
1083 ms1320 KiB
#include <bits/stdc++.h> using namespace std; using ll = long long; ll dp[2005]; int main() { ios_base::sync_with_stdio(false); cin.tie(nullptr); for (ll& i : dp) i = -1; dp[0] = 0; ll S, N; cin >> S >> N; for (int i = 0; i < N; ++i) { ll v, w, k; cin >> v >> w >> k; for (ll i = 2004; i >= 0; --i) { if (dp[i] >= 0) { ll c = 1; ll j = c * w + i; while (j <= S && c <= k) { dp[j] = max(dp[j], dp[i] + c * v); ++c; j += w; } } } } ll ans = 0; for (int i = 0; i <= S; ++i) { ans = max(ans, dp[i]); } cout << ans << '\n'; }
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