Submission

Score: 100

User: kimza

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.008 second

Submitted On: 2026-03-09 22:55:53

#include <bits/stdc++.h>
#define int long long
const int N = 1e9;
using namespace std;
int32_t main(){
    cin.tie(nullptr)->sync_with_stdio(false);
    int n;
    cin >> n;
    int sum = 0;
    int olda;
    cin >> olda;
    for(int i=1;i<n;i++){
        int a;
        cin >> a;
        //do process
        if(a-olda > 0){
            sum += a-olda;
        }
        olda = a;
    }
    cout << sum; 
    
    
    return 0;
}