Cod sursa(job #8995)
| Utilizator |  Valy Mihai vali_mi |
Data | 26 ianuarie 2007 10:46:22 |
|---|---|---|---|
| Problema | Factorial | Scor | 0 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.28 kb |
#include<stdio.h>
FILE *f1,*f2;
int main()
{long unsigned x,y,p,nr5;
f1=fopen("fact.in","r");
fscanf(f1,"%lu",&p);
fclose(f1);
nr5=1;
x=5;
do{
x=x+5;
y=x;
while(y%5==0)
y=y/5; nr5++;}
while(nr5<p);
f2=fopen("fact.out","w");
fprintf(f2,"%lu",x);
fclose(f2);
return 0;
}