Cod sursa(job #903959)
Utilizator | Data | 3 martie 2013 14:52:33 | |
---|---|---|---|
Problema | Factorial | Scor | 15 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.32 kb |
#include <iostream>
#include <fstream>
using namespace std;
ifstream f("fact.in");
ofstream g("fact.out");
long long na,b,c,a,m,P,i;
int main()
{ f>>P;
na=1;
if (P==0) g<<1;
else {//if (P>=1000000){na=4000004;c=999999;}
for (i=5;c!=P;i=i+5) {m=i;
while (m%5==0) {c++;m=m/5;}
}}
g << i-5;
return 0;
}