Submission #1254779

#	Time	Username	Problem	Language	Result	Execution time	Memory
1254779		orny_nabila	Knapsack (NOI18_knapsack)	C++20	73 / 100	1096 ms	2632 KiB

knapsack

#include <bits/stdc++.h>
#define int long long
using namespace std;

int32_t main() {

   int S, N;
   cin >> S >> N;
   vector<int>dp(S+1, 0);
   vector<int>val(N);
   vector<int>wt(N);
   vector<int>k(N);
   for(int i = 0; i<N; ++i)
   {
       cin >> val[i] >> wt[i] >> k[i];
   }

   for(int i = 0; i<N; ++i)
   {
       for(int p = 1; k[i]>0; p<<=1)
       {
           int power = min(p, k[i]);
           int weight = power*wt[i];
           int value = power*val[i];

           for(int j = S; j>=weight; --j)

           {
               dp[j] = max(dp[j], dp[j-weight]+value);
           }
           k[i]-=power;
       }
   }
   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