Submission

Score: 100

User: konthaina_TH

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.028 second

Submitted On: 2026-03-05 19:44:04

#include <bits/stdc++.h>

using namespace std;

int main() {
    int n;
    cin >> n;
    vector<long long>num(n+1);
    for (int i=0;i<n;i++) {
        cin >> num[i];
    }
    long long ans = 0;
    for (int i=1;i<=n;i++) {
        if(num[i] > num[i-1]) ans += num[i] - num[i-1];
    }
    cout << ans;
}