Submission

[P-SSSSSSSSSSS]

Score: 0

User: Jibhong

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.002 second

Submitted On: 2025-03-31 12:05:08

#include <bits/stdc++.h>
using namespace std;
int main(){
    int n;
    cin>>n;
    long long out=0;
    int last=2e9;
    long long sum=0;
    while(n--){
        int inp;
        cin>>inp;
        if(inp>=last){
            sum+=last-inp;
            last=inp;
            continue;
        }
        out+=sum;
        sum=0;
        last=inp;
    }
    cout<<out*-1;
    return 0;
}