제출 #684274

#제출 시각아이디문제언어결과실행 시간메모리
684274mannshah1211Knapsack (NOI18_knapsack)C++14
49 / 100
103 ms262144 KiB
#include <bits/stdc++.h> using namespace std; int main(){ int s, n; cin >> s >> n; vector<int> val(n), wt(n), num(n); for(int i = 0; i < n; i++){ cin >> val[i] >> wt[i] >> num[i]; } vector<pair<int, int>> how; for(int i = 0; i < n; i++){ for(int j = 0; j < min(s / wt[i], num[i]); j++){ how.push_back({val[i], wt[i]}); } } int sz = how.size(); int dp[sz + 1][s + 1]; for(int i = 0; i <= sz; i++){ for(int j = 0; j <= s; j++){ if(i == 0 || j == 0){ dp[i][j] = 0; } } } for(int i = 1; i <= sz; i++){ for(int j = 1; j <= s; j++){ if(how[i - 1].second <= j){ dp[i][j] = max(dp[i - 1][j], dp[i - 1][j - how[i - 1].second] + how[i - 1].first); } else{ dp[i][j] = dp[i - 1][j]; } } } cout << dp[sz][s] << '\n'; }
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