Cod sursa(job #2540468)

Utilizator AlexutAlex Calinescu Alexut Data 7 februarie 2020 10:36:32
Problema Operatii Scor 30
Compilator cpp-64 Status done
Runda irim_eralumis Marime 0.34 kb
Raporteaza aceasta sursa 
#include <bits/stdc++.h>
using namespace std;

int main()
{
    ifstream cin ("operatii.in");
    ofstream cout ("operatii.out");
    long long n,i,j;
    long long cnt=0;
    int x,y;
    cin>>n>>x;
    for(i=2;i<=n;i++)
    {
        cin>>y;
        if(y>x)
            cnt+=y-x;
        x=y;
    }
    cout<<cnt;
    return 0;
}