Submission

Score: 100

User: Banana777

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.024 second

Submitted On: 2026-02-28 20:57:06

#include<bits/stdc++.h>
using namespace std;

int main(){
    long long n;
    cin>>n;

    long long ans =0;
    long long kon,na;
    cin>>kon;
    for(int i =2;i<=n;i++){
        cin>>na;

        if(na>kon){
            ans+=(na-kon);
        }
        kon=na;
    }

    cout<<ans;
}