#include
int main()
{
int num,x,exponent,shift_left;
//x to determine division or multiplication
//shift left'*' by 2^
//shift right'/' by 2^
printf("num=");
scanf("%d",&num);
printf("Enter '1' to multiplication && '2' to division: ");
scanf("%d",&x);
switch(x)
{
case 1:
printf("exponent=");
scanf("%d",&exponent);
printf("%d*2^%d=%d",num,exponent,num<>exponent);
break;
default:printf("enter (1 or 2)");
}
return0;
}