left shift and right shift

#include<stdio.h>
int main()
{
    int n,x,y,a,b;
    while(1)//infinte loop
    {
        printf("Enter your Number: ");
        scanf("%d",&n);
        if(n == 0)break;//enter 0 to exit

        //left shift
        printf("The number of bit you want to shift left: ");
        scanf("%d",&a);
        x=n << a;
        printf("The result is: %d\n",y);

        //right shift
        printf("The number of bit you want to shift right: ");
        scanf("%d", &b);
        y=n >> b;
        printf("The result is: %d\n",y);
    }
    return 0;
}