Cod sursa(job #295572)

Utilizator crysysdeaconu ioan crysys Data 3 aprilie 2009 13:54:45
Problema Cifra Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include<fstream.h>
int main()
{
 unsigned long n,s,a,j;
 int t,i;
 ifstream f("cifra.in");
 ofstream g("cifra.out");
 f>>t;
 for(i=1;i<=t;i++)
 { cin>>n;
 s=0;
 a=1;
  while(n)
   {
    j=n;
    while(j)
     {
      j--;
      a*=n;
      a%=10;
     }
    s+=a;
    n--;
   }
   g<<s%10<<"\n";
  }
  return 0;
}