Submission

Score: 100

User: .n0t_gloomy.

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.030 second

Submitted On: 2026-04-04 20:28:48

#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main()
{
    int n;
    cin>>n;
    int prev; cin>>prev;
    int ans = 0;
    int next;
    for (int i = 1; i < n; i++)
    {
        cin>>next;
        if (next - prev > 0) ans += next - prev;
        prev = next;
    }
    cout<<ans<<"\n";
    
}