C PROGRAMMING --- SHIFT OPERATOR

#include<conio.h>
#include<stdio.h>
void main()
{       clrscr();
int a,b,c,ch;
printf("enter any integer\n\n");
scanf("%d",&a);
printf("\n\nenter the no of places to shift=");
scanf("%d",&c);
printf("\n\nenter 1 for left shift\tenter 2 for right shift=");
scanf("%d",&ch);
switch(ch)
{ case 1: { b=a<<c;
printf("\n\nshift left << of integer=%d.\n",b);
break;
}
case 2: { b=a>>c;
printf("\n\nshift right >> of integer=%d.\n",b);
break;
}
default : { printf("error\n");
 }
}
getch();
}