Cod sursa(job #21013)

Utilizator FlorianFlorian Marcu Florian Data 22 februarie 2007 20:07:55
Problema Factorial Scor 45
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include<stdio.h>
int main()
{long unsigned i,k,x,p;
FILE *f=fopen("fact.in","r");
FILE *g=fopen("fact.out","w");
fscanf (f,"%ld",&p);
if (p==0) fprintf(g,"1");
else {i=5;k=1;
		while (k<p)
			{i=i+5;
			x=i;
			while (x%5==0){k++;x=x/5;}
			}}
fprintf(g,"%ld",i);
fclose(f);
fclose(g);
return 0;}