binary.c

#include<stdio.h>

int main()
{
	int i;
	unsigned int in_a;
	fscanf(stdin, "%u", &in_a);
	fprintf(stdout, "%u \t : ", in_a);
	for(i=31; i>= 0; i--)
	{	
		fprintf(stdout, "%d", ((in_a>>i) & 1));
		if(i % 4 == 0)
		       	fprintf(stdout, " ");
	}
	fprintf(stdout, "\n");
	
}