Submission

Score: 100

User: Chayatoeyy

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.009 second

Submitted On: 2026-03-14 11:18:06

#include<bits/stdc++.h>
using namespace std;
int main(){
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    long long n;
    cin >> n;
    long long arr[n],ans=0;
    for(int i=0;i<n;i++){
        cin >> arr[i];
        if(i!=0){
            if(arr[i]>arr[i-1]){
                ans+=arr[i]-arr[i-1];
            }
        }
    }
    cout << ans;
}