Question

How to remove the lowest order bit in C

Answer 1

#include <stdio.h>
  
void print_bits(int n, int size) {
    for (int i = 1 << (size - 1); i > 0; i = i / 2) {
        (n & i) ? printf("1") : printf("0");
    }
}
  
int main(void)
{
    int n = 2664;
     
    print_bits(n, 16);
    printf("\n");
     
    n &= (n - 1);
    print_bits(n, 16);
     
    return 0;
}
   
 
  
  
/*
run:
 
0000101001101000
0000101001100000
  
*/

70+ SQL courses for beginners and professionals