Submission #973164

#	Time	Username	Problem	Language	Result	Execution time	Memory
973164		SeenSiravit	Knapsack (NOI18_knapsack)	C++14	73 / 100	1033 ms	2820 KiB

knapsack

#include<bits/stdc++.h>
#define ll long long

using namespace std;

const int mxN = 1e5 + 5 , mxS = 2000 + 5;
int n,s;
int v[mxN] , w[mxN] , k[mxN]; 
ll dp[mxS];

int main(){
    ios::sync_with_stdio(0),cin.tie(0);

    cin>> s >> n;

    for(int i=1;i<=n;i++) cin>> v[i] >> w[i] >> k[i] , k[i] = min(k[i] , s/w[i]);

    for(int i=1;i<=n;i++){
        for(int j=1;j<=k[i];j++){
            for(int cap=s;cap>=w[i];cap--){
                dp[cap] = max(dp[cap] , dp[cap - w[i]] + v[i]);
            }

            // printf("%d %d %d\n",i,j,dp[s]);
        }
    }

    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