Submission

Score: 100

User: Fifaxmb

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.010 second

Submitted On: 2026-03-05 14:48:54

#include<bits/stdc++.h>
using namespace std;
using ll =long long;
int main(){
    ios::sync_with_stdio(0);cin.tie(0);
    int n;cin >> n;
    vector<ll> p(n);
    for(int i = 0;i < n;i++) cin >> p[i];
    ll pf = 0;
    for(int i =1;i < n;i++){
        if(p[i] > p[i-1]){
            pf += p[i] - p[i-1];
        }
    }
    cout << pf;
}