Submission

Score: 0

User: Wkraxcker

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.002 second

Submitted On: 2025-10-14 13:59:53

#include <bits/stdc++.h>
using namespace std;
int main(){
    ios::sync_with_stdio(false);
    cin.tie(NULL);
    int n; cin>>n;
    vector<unsigned long long> price(n);
    for(int i=0; i<n; i++){
        cin>>price[i];
    }long long profit=0;
    for(int i=n-1; i>=1; i--){
        for(int j=i-1; j>=0; j--){
            if(price[i]-price[j]>profit && price[i]-price[j]>0 && price[i]>price[j]){
                profit=price[i]-price[j];
            }
        }
    }
    cout<<profit;
    
}