| # | Time | Username | Problem | Language | Result | Execution time | Memory |
|---|---|---|---|---|---|---|---|
| 1349990 | bakhtiyarn | Knapsack (NOI18_knapsack) | C++20 | 1096 ms | 2628 KiB |
#include <bits/stdc++.h>
using namespace std;
#define int long long
const int N = 3e5+5;
int v[N], w[N], k[N];
// for(int i=1; i<=n; i++)
void solve(){
int S, n; cin >> S >> n;
for(int i=1; i<=n; i++) cin >> v[i] >> w[i] >> k[i];
vector<int> dp(S+1);
for(int i=1; i<=n; i++) {
vector<int> n_dp(S+1);
for(int s=1; s<=S; s++){
n_dp[s] = dp[s];
for(int cnt=1; cnt<=k[i]; cnt++){
if(cnt * w[i] > s) break;
n_dp[s] = max(n_dp[s], dp[s-cnt*w[i]] + cnt * v[i]);
}
}
dp = n_dp;
}
cout << dp[S];
}
signed main() {
ios_base::sync_with_stdio(0);
cin.tie(0);
cout.tie(0);
solve();
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