Cod sursa(job #232386)

Utilizator BillyRobert Billy Data 15 decembrie 2008 09:59:24
Problema Cifre Scor 0
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.3 kb
Raporteaza aceasta sursa 
#include <fstream.h>

int main()
{
long a,b,m,v=0,c,k,i;
ifstream f("cifre.in");
ofstream g("cifre.out");

f>>a>>b;
f>>c>>k;

for (i=a;i<=b;i++)
 {
  m=i;
  long nr=0;
  while (m)
   {
    if (m%10==c) nr++;
    m/=10;
   }
  if (nr>=k) v++;
 }
g<<(float)v/((b-a)+1)<<endl;
return 0;
}