Cod sursa(job #280869)

Utilizator KolaStoica Tudor Kola Data 13 martie 2009 17:01:13
Problema Factorial Scor 50
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.35 kb
Raporteaza aceasta sursa 
#include<stdio.h>
FILE *f=fopen("fact.in","r");
FILE *g=fopen("fact.out","w");
int p,i,n,s,nr,ok=0;
int main()
{
fscanf(f,"%d",&p);
if(p==0) n=1;
else{ n=0;
      while(n<p) {  nr+=5;
		    s=nr;
		    while(s%5==0){ s/=5;n++;
				   if(n>p) nr=0;
				  }
		  }

      n=nr;
    }
fprintf(g,"%d",n);
fclose(f);
fclose(g);
return 0;
}