Submission #1172329

#	Time	Username	Problem	Language	Result	Execution time	Memory
1172329		dbekarys	Knapsack (NOI18_knapsack)	C++20	0 / 100	1094 ms	49728 KiB

knapsack

#include <bits/stdc++.h>
using namespace std;
#define int long long
const int mod=1e9+7;
const int N=1e4+7;
const long long inf=1e18;
//vector<int>v[N];

int dp[10000+7];
signed main()
{
    ios_base::sync_with_stdio(0);
    cin.tie();
    
    int m,n;
    cin>> m>>n;
    int a[n+1],b[n+1];
    vector<int>v1,v2;
    v1.push_back(0);
    v2.push_back(0);
    for(int i=1,c;i<=n;i++){
        cin>> b[i]>>a[i]>>c;
        for(int k=0;k<c;k++){
        v1.push_back(a[i]),v2.push_back(b[i]);
        }
    }
    for(int i=0;i<=10000;i++){
        dp[i]=inf;
    }
    dp[0]=0;
    for(int i=0;i<v1.size();i++){
        for(int j=10000-v2[i];j>=0;j--){
            dp[j+v2[i]]=min(dp[j]+v1[i],dp[j+v2[i]]);
        }
    }
    for(int i=10000;i>=0;i--){
        if(dp[i]<=m){
            cout<< i;
            break;
        }
    }
}

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