Submission

Score: 100

User: crunchitect

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.025 second

Submitted On: 2026-03-07 21:05:13

#include <iostream>
#include <vector>

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