Cod sursa(job #395585)

Utilizator attila3453Geiszt Attila attila3453 Data 13 februarie 2010 14:56:55
Problema Factorial Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include <fstream>
using namespace std;
ifstream fi("fact.in");
ofstream fo("fact.out");
long a[16], b[16], p, n, i=1;
int main(){
  fi>>p;
  a[0]=0;
  a[1]=25;
  b[0]=1;
  while(p>b[i-1]){
	if(i>1)
	  a[i]=a[i-1]*5;
	b[i]=b[i-1]*5+1;
	i++;
	if(b[i-1]==p){
	  fo<<a[i-1];
	  return 0;
	}
  }
}