programming-examples/c/Bitwise/C Program to round Floor of integer to next Lower Power of 2.c

/*
 * C Program to round floor of integer to next lower power of 2
 */
#include <stdio.h>
#define NUM_BITS_INT 32
int count = 0;

void main()
{
    int temp, n, bit, i = 0;
    printf("Enter a number : ");
    scanf("%d", &n);
    temp = n;
    while (i < NUM_BITS_INT)
        {
            bit = temp & 0x80000000;
            if (bit == -0x80000000)
                {
                    bit = 1;
                }
            printf("%d", bit);
            temp = temp << 1;
            i++;
        }
}