co_1, C (gcc) - rextester

co_1

#include<stdio.h>
void integer(int n)
{
	if(n>0)
		printf("0");
	else
		printf("1");
			
    unsigned i;
    for (i = 1 << 30; i > 0; i = i / 2)
    {
        (n & i)? printf("1"): printf("0");
    } 
}
 int binary(int n, int j)
{
   /* int k;
    for (i--; i >= 0; i--)
   {
      k = n >> i;
      if (k & 1)
          printf("1");
      else
         printf("0");
    }*/
    unsigned i;
    for (i = 1 << j-1; i > 0; i = i / 2)
    {
        (n & i)? printf("1"): printf("0");
    } 
}
typedef union
{
      float f;
      struct
      {
            unsigned int mantissa : 23;
            unsigned int exponent : 8;
            unsigned int sign : 1;
       } field;
} myfloat;
int flo()
{
           myfloat var;
    printf("\nEnter any float number: ");
           scanf("%f",&var.f);
           printf("%d ",var.field.sign);
           binary(var.field.exponent, 8);
           printf(" ");
           binary(var.field.mantissa, 23);
           printf("\n");
           return 0;
}

typedef union
{
      double d;
      struct
      {
            unsigned long long mantissa : 53;
            unsigned int exponent : 11;
            unsigned int sign : 1;
       } field;
}Double;

int doub()
{
			 Double dou;
            printf("Enter a double : ");
            scanf("%lf",&dou.d);
            printf("%d ",dou.field.sign);
            binary(dou.field.exponent, 11);
            printf(" ");
            binary(dou.field.mantissa, 53);
           return 0;
}

int main()
{
	int a,b;
	char c;
	printf("Enter any integer: ");
	scanf("%d",&a);
	integer(a);
	flo();
	doub();
	printf("\nEnter any char : ");
	scanf("%c",&c);
	b=c;
	integer(b);
	return 0;
}


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