Cod sursa(job #1145404)
Utilizator | Data | 18 martie 2014 10:28:51 | |
---|---|---|---|
Problema | Operatii | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.29 kb |
#include<fstream>
using namespace std;
ifstream f("operatii.in");
ofstream g("operatii.out");
int n,i,a[1000002];
long long rez;
int main()
{
f>>n;
for(i=1;i<=n;i++)
{
f>>a[i];
if(a[i]>a[i-1]) rez+=a[i]-a[i-1];
}
g<<rez;
return 0;
}