Submission #448254

#	Time	Username	Problem	Language	Result	Execution time	Memory
448254		JovanB	오렌지 출하 (JOI16_ho_t1)	C++17	100 / 100	79 ms	820 KiB

2016_ho_t1

#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
typedef long double ld;
 
ll dp[100005];
ll a[100005];
 
int main(){
    ios_base::sync_with_stdio(false), cin.tie(0);
    cout.precision(10);
    cout << fixed;
 
    ll n, m, k;
    cin >> n >> m >> k;
    for(int i=1; i<=n; i++){
        cin >> a[i];
        ll mn = a[i], mx = a[i];
        dp[i] = dp[i-1] + k;
        for(int j=i-1; j>=1 && i-j+1<=m; j--){
            mn = min(mn, a[j]);
            mx = max(mx, a[j]);
            dp[i] = min(dp[i], dp[j-1] + k + (i-j+1)*(mx-mn));
        }
    }
    cout << dp[n] << endl;
    return 0;
}

• Subtask 1: 20 / 20
• Subtask 2: 50 / 50
• Subtask 3: 30 / 30