Submission #284845

#	Time	Username	Problem	Language	Result	Execution time	Memory
284845		achibasadzishvili	Discharging (NOI20_discharging)	C++14	36 / 100	4 ms	640 KiB

Discharging

#include<bits/stdc++.h>
#define ll long long
#define f first
#define s second
#define pb push_back
using namespace std;
ll n,a[2005],dp[2005];
int main(){
    ios::sync_with_stdio(false);
    cin >> n;
    
    for(int i=1; i<=n; i++){
        cin >> a[i];
    }
    
    for(int i=1; i<=n; i++){
        ll mx = a[i];
        dp[i] = 2000000000000000;
        for(int j=i; j>=1; j--){
            mx = max(mx , a[j]);
            dp[i] = min(dp[i] , dp[j - 1] + mx * (n - j + 1));
        }
    }
    cout << dp[n];
    
    
    
    return 0;
}

• Subtask 1: 9 / 9
• Subtask 2: 13 / 13
• Subtask 3: 0 / 25
• Subtask 4: 0 / 11
• Subtask 5: 14 / 14
• Subtask 6: 0 / 28