Cod sursa(job #2696946)

Utilizator alex1033Alex Putineanu alex1033 Data 17 ianuarie 2021 13:25:22
Problema Factorial Scor 10
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.31 kb
Raporteaza aceasta sursa 
#include <iostream>
#include <cmath>
#include <fstream>
using namespace std;


ifstream in("fact.in");
ofstream out("fact.out");
int main()
{
int n,l,p,i,nr,f,j;
in>>p;
l=pow(10,p);

for(i=1;i<=100000;i++){
f=1;
for(j=1;j<=i;j++)
f=f*j;
if(f%l==0){
nr=i;
break;
}
}

out<<nr;
    return 0;
}