Cod sursa(job #279765)

Utilizator rob3rtinho93Bindar Robert rob3rtinho93 Data 12 martie 2009 23:06:33
Problema Factorial Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.32 kb
Raporteaza aceasta sursa 
   #include<fstream.h>
    int main(){ long long p,n,i,j,v[1000],nr=0;
	     ifstream f("fact.in");
	     ofstream g("fact.out");
	     f>>p;
	     for(i=5;i<=p*5;i=i+5) v[i]=i;

	     for(i=1;i<=p;i++) while((v[i]%5==0)&&(nr<=p)) nr++;
	     if(v[i]%5==0) cout<<"-1";
	     else cout<<v[i];
	     return 0;
	     }