Cod sursa(job #416322)
Utilizator | Data | 12 martie 2010 16:05:05 | |
---|---|---|---|
Problema | Cifra | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.21 kb |
#include<stdio.h>
FILE*f=fopen("cifra.in","r");
FILE*g=fopen("cifra.out","w");
int n,s,i,u;
int main ()
{
fscanf(f,"%d %d",&n);
s=0;
for(i=1;i<=n;i++)
s=s+i*i;
u=s%10;
fprintf(g,"%d",u);
return 0;
}