Submission

Score: 0

User: SparkPun

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.023 second

Submitted On: 2025-10-24 18:00:51

#include <bits/stdc++.h>
using namespace std;
int main(){
    int n;
    cin >> n;
    int arr[n];
    for(int i=0;i<n;i++){
        cin >> arr[i];
    }
    int ans=0;
    for(int i=0;i<n-1;i++){
        ans+=max(0,arr[i+1]-arr[i]);
    }
    cout << ans;
}