Cod sursa(job #357583)
| Utilizator |  Marian S eu93 |
Data | 19 octombrie 2009 20:12:50 |
|---|---|---|---|
| Problema | Factorial | Scor | 45 |
| Compilator | cpp | Status | done |
| Runda | CNRV #3 | Marime | 0.31 kb |
#include <stdio.h>
int main()
{ int p,i=0,z,y,k=0;
FILE *f, *g;
f=fopen ("fact.in","r");
g=fopen ("fact.out","w");
fscanf (f,"%d", &p);i=0;
if (p<1) fprintf (g,"%d",-1);
else {
while (k<p) { i=i+5;z=i; y=z;
while (z%5==0) {k++; z=z/5;}
}
fprintf (g,"%d",y); }
fclose(f);
fclose(g);
return 0;
}