Cod sursa(job #391218)
| Utilizator |  Cancel Radu Constantin dudut |
Data | 5 februarie 2010 12:22:40 |
|---|---|---|---|
| Problema | Factorial | Scor | 55 |
| Compilator | cpp | Status | done |
| Runda | Arhiva de probleme | Marime | 0.35 kb |
#include<iostream>
#include<stdio.h>
using namespace std;
long p,nr,nr1;
int main()
{FILE *f=fopen("fact.in","r");
FILE *g=fopen("fact.out","w");
fscanf(f,"%ld",&p);
if(p==0)
fprintf(g,"%ld",1);
else
{while(p>0)
{nr+=5;
nr1=nr;
while(nr1%5==0)
{p-=1;
nr1/=5;
}}
if(p==0)
fprintf(g,"%ld",nr);
else
fprintf(g,"%ld",p);}
return 0;
}