Submission

Status:

[PPPPPPPPPPPPP]

Subtask/Task Score:

{100/100}

Score: 100

User: Krovmoroz

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.009 second

Submitted On: 2026-01-17 09:34:19

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

int N;
long long pre,cur,ans = 0;

int main() {
    cin.tie(nullptr)->sync_with_stdio(false);
    cin >> N;
    cin >> pre;

    for (int i = 1; i < N ; i++) {
      cin >> cur;
      ans += max(cur-pre , 0ll);
      pre = cur;
    }
    cout << ans;
    return 0;
}