Submission

Score: 0

User: goine

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.002 second

Submitted On: 2026-03-23 21:14:44

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

int main() {
    int n;
    cin >> n;

    vector<int> days(n);
    for (int i = 0; i < n; i++) cin >> days[i];

    int answer = 0;
    int mn = days[0];
    for (int i = 1; i < n; i++) {
        if (days[i - 1] > days[i]) {
            answer = days[i - 1] - mn;
            mn = INT_MAX;
        }

        mn = min(mn, days[i]);
    }

    cout << answer << '\n';
    return 0;
}