Simple Program.

Guys this is a simple question which asks to print all the perfect squares which only has 0,1,4,9 as their digits.I made a program but it is not Working.Pls Help!!

#include <stdio.h> #include <conio.h> int main(){

int i,j,k,a,b;
for(i=0;i<=10;i++)
{
  int flag=1;               //Set flag=1
  int dig;
  int x=i*i;               //Extracting Digits
  while(x!=0 && flag!=0)
  {
   dig=x%10;
   if(dig!=0 || dig!=1|| dig!=4 || dig!=9){flag=0;}        //Checking the condition,If it is not 
   x=x/10;                                                     satisfied make flag=0 and exit the 
                                                                while loop.
  }

    if(flag==1){printf("%d\n",i*i);}
}

getch(); return 0; }