comparison of three numbers

Q. Write a program to compare three numbers which is greatest,middle and lowest?

Ans.

#include<stdio.h>

#include<conio.h>

int main()

{

 int x,y,z;

 printf("Enter values of x, y and z : ");

 scnaf("%d%d%d",&x,&y,&z);

 if(x>=y && x>=z)

   printf("\nx=%d is greatest",a);

 else if(y>=z)

   printf("\ny=%d is greatest",y);

 else

   printf("\nz=%d is greatest",z);
 getch();
 return 0;

}

      Output of above program :

Enter values of x,y and z : 30
20

100

z=100 is greatest