#include <stdio.h>

int x = 0;
int intSize = 8 * sizeof(int); // # bits in an int
int msb = 0; // most significant bit of x
int count = 0;

// replace implementation by asm block(s)
void displayBin()
{
	count = 0;
	for(; count < intSize; count++) {
		// calc msb of x
		if (0 <= x)
		{
			msb = 0;
		} else
		{
			msb = 1;
		}
		// print msb:
		printf("%d", msb);
		// left shift x
		x = x << 1;
	}
}


int main(void)
{
	char response = 'y';
	while(1)
	{
		printf("enter an int -> ");
		scanf("%d", &x);
		displayBin();
		printf("\nagain?(y/n) ");
		getchar(); // flush \n
		response = getchar();
		if (response == 'n') break;
	}
	printf("bye\n");
}