Submission

Score: 100

User: faofao

Problemset: ซื้อขายหุ้นซีเค

Language: cpp

Time: 0.025 second

Submitted On: 2025-10-21 22:45:35

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

int main(){
    //ios::sync_with_stdio(0);
    //cin.tie(0);

    ll n ; cin >> n;
    ll arr[n] ;
    for(ll i=0 ; i<n ; i++){
        cin >> arr[i] ;
    }

    ll max =0 ;

    for(int ll i=0 ; i<n-1 ; i++){
        if(arr[i]<arr[i+1]) max += (arr[i+1]-arr[i]) ;
        // cout << max << " " ;
    }

    cout << max ;
}