Submission

Score: 100

User: Nightingale

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.008 second

Submitted On: 2025-04-01 14:23:34

#include <bits/stdc++.h>
#define int long long
using namespace std;
int32_t main() 
{
  ios_base::sync_with_stdio(false);
  cin.tie(NULL);
  int a;
  cin >> a;
  int prev;
  cin >> prev;
  int sum = 0;
  for(int i=1;i<a;i++){
    int b;
    cin >> b;
    if(b>prev) sum+=(b-prev);
    prev = b;
  }
  cout << sum;
}