Submission

Score: 100

User: sakuragichan

Problemset: ประมูลการกุศล

Language: cpp

Time: 0.004 second

Submitted On: 2026-10-09 21:18:13

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

int main(){
    int n,sum = 0;
    cin >> n;
    stack<int> arr;
    for (int i = 0; i < n; i++) {
        int x;
        cin >> x;
        if (arr.empty()) {
            arr.push(x);
            sum += x;
        } else {
            if (x > arr.top()){
                sum += x;
                arr.push(x);
            }
        }
    }
    cout << sum << endl;
}