Submission #1177653

#	Time	Username	Problem	Language	Result	Execution time	Memory
1177653		vyaduct	Knapsack (NOI18_knapsack)	C++20	73 / 100	1095 ms	2632 KiB

knapsack

#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

#define all(c)      (c).begin(), (c).end()
#define sz(c)       (int)(c).size()
#define vt          vector
#define pb          push_back
#define F           first
#define S           second

void solve() {
  ll s,n; cin>>s>>n;
  vt<ll> v(n), w(n), k(n);
  for (int i=0;i<n;i++){
    cin>>v[i]>>w[i]>>k[i];
    k[i] = min(k[i], s/w[i]);
  }

  vt<ll> dp(s+1, 0);
  for (int i=0;i<n;i++){
    for (int cn=1;cn<=k[i];cn++){
        for (int x=s;x>=w[i];x--){
            dp[x] = max(dp[x], dp[x-w[i]]+v[i]);
        }
    }
  }
  cout << dp[s] << endl;
}

int main() {
  int tt=1; 
  // cin>>tt; 
  while(tt--) solve();
  return 0;
}

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