Cod sursa(job #1442549)

Utilizator lucaignatescuIgnatescu Luca lucaignatescu Data 25 mai 2015 19:49:21
Problema Operatii Scor 100
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.27 kb
Raporteaza aceasta sursa 
#include<cstdio>
long long rez,i,n;
long a[1000001];
int main()
{
freopen("operatii.in","r",stdin);
freopen("operatii.out","w",stdout);
scanf("%lld",&n);
for(i=1;i<=n;i++)
{
scanf("%ld",&a[i]);
if(a[i-1]<a[i])
rez+=a[i]-a[i-1];
}
printf("%lld",rez);
return 0;
}