Cod sursa(job #422547)

Utilizator mening12001Andrei Geogescu mening12001 Data 22 martie 2010 20:08:40
Problema Cifre Scor 50
Compilator cpp Status done
Runda Arhiva de probleme Marime 0.34 kb
Raporteaza aceasta sursa 
#include<iostream.h>
#include<fstream.h>
long nr(long a,long c)
{long k=0,d;
	while(a!=0)
	{d=a%10;
a=a/10;
if(d==c)
	k++;}
return k; }
int main()
{long a, b,c,k,i;
float x,y=0,z=0;
ifstream f("cifre.in");
ofstream g("cifre.out");
f>>a>>b>>c>>k;
for(i=a;i<=b;i++)
{z++;
if(nr(i,c)>=k)
y++;
}
x=y/z;
g<<x;



return 0;}