Cod sursa(job #275780)
| Utilizator |  Stoica Tudor Kola |
Data | 10 martie 2009 17:45:48 |
|---|---|---|---|
| Problema | Cifra | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.26 kb |
#include<stdio.h>
FILE *f=fopen("cifra.in","r");
FILE *g=fopen("cifra.out","w");
int a[1000],i,n,r;
int main()
{
fscanf(f,"%d",&n);
a[1]=1;
for(i=2;i<=n;i++) a[i]=a[i-1]+i*i;
while(a[n]!=0) r=a[n]%10;
fprintf(g,"%d",r);
fclose(f);
fclose(g);
return 0;
}