Cod sursa(job #1612486)

Utilizator test72101S.A.C. test72101 Data 24 februarie 2016 21:19:41
Problema Factorial Scor 15
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
 #include<fstream>
using namespace std;
int v[496000009];
    long long p;
    long long s=0;
    long long i=0;
    
int main(){

    FILE *f=fopen("fact.in","r");
    FILE *g=fopen("fact.out","w");
    fscanf(f,"%d",&p);

    
    while (s<=p){
    	v[i]=v[i/5]+1;
    	s=s+v[i];
    	i=i+5;
    }
    fprintf(g,"%d",i-5);
}