Submission #839694

#	Time	Username	Problem	Language	Result	Execution time	Memory
839694		b14ck_5m0k3	Knapsack (NOI18_knapsack)	C++14	0 / 100	1087 ms	340 KiB

knapsack

/*  author: b14ck_5m0k3  */
/*  date: 30-08-2023     */
#include<bits/stdc++.h>
#define int long long
using namespace std;
const int mod = 1000000007;

signed main() {
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);

  int S, N;
  cin >> S >> N;
  vector<int> V(N), W(N), K(N);
  for(int _ = 0; _ < N; _++)  {
    cin >> V[_] >> W[_] >> K[_];
  }
  vector<vector<int>> dp(N + 1, vector<int>(S + 1));
  for(int i = 0; i < N; i++)  {
    dp[i + 1] = dp[i];
    for(int j = 0; j <= S; j++) {
      for(int k = 1; k <= K[i]; k++)  {
        if(j + k * W[i] <= S) {
          dp[i + 1][j + k * W[i]] = max(dp[i + 1][j + k * W[i]], dp[i][j] + (k - 1) * V[i]);
        }
      }
    }
  }
  cout << dp[N][S] << endl;
}

• Subtask 1: 0 / 12
• Subtask 2: 0 / 17
• Subtask 3: 0 / 20
• Subtask 4: 0 / 24
• Subtask 5: 0 / 27