Submission #970473

#	Time	Username	Problem	Language	Result	Execution time	Memory
970473		v_matei	Knapsack (NOI18_knapsack)	C++17	73 / 100	1067 ms	1440 KiB

knapsack

#include <bits/stdc++.h>
#include <vector>

#define ll long long
#define ull unsigned long long
#define pii std::pair<int, int>

#define IO (std::string) ""
std::ifstream fin(IO + ".in");
std::ofstream fout(IO + ".out");

#define NMAX 100'007
#define SMAX 2007

int n, s;
int v[NMAX], w[NMAX], k[NMAX];
std::vector<int> dp;
void citire() {
  std::cin >> s >> n;
  for (int i = 1; i <= n; i++)
    std::cin >> v[i] >> w[i] >> k[i];
   dp.resize(s + 1);
}

int main() {
  citire();
  for (int i = 1; i <= n; i++) {
    for (int j = s; j >= 0; j--) {
      for (int x = 0; j - w[i] * x >= 0 && x <= k[i]; x++) {
        dp[j] = std::max(dp[j], dp[j - x * w[i]] + x * v[i]);
      }
    }
    
  }
  std::cout << dp[s];
  return 0;
}

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