Cod sursa(job #168917)
Utilizator | Data | 31 martie 2008 21:07:45 | |
---|---|---|---|
Problema | Operatii | Scor | 100 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.23 kb |
#include<fstream.h>
int main(){
ifstream f("operatii.in");
ofstream g("operatii.out");
long long a[1000000]={0},n,i,k=0;
f>>n;
for(i=1;i<=n;i++)
{
f>>a[i];
if(a[i]>a[i-1]) k=k+(a[i]-a[i-1]);
}
g<<k;
return 0;
}