Cod sursa(job #316423)
Utilizator | Data | 19 mai 2009 16:31:56 | |
---|---|---|---|
Problema | Operatii | Scor | 80 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.27 kb |
#include<stdio.h>
long n,nr,ua,a,i;
int main()
{
freopen("operatii.in","r",stdin);
freopen("operatii.out","w",stdout);
scanf("%ld",&n);
nr=0;
ua=0;
for(i=1;i<=n;++i)
{scanf("%ld",&a);
if(a>ua)nr=nr+a-ua;
ua=a;}
printf("%ld\n",nr);
return 0;
}