PsL Monthly 1993 December/PSL Monthly Shareware CD-ROM (December 1993).iso/prgmming/dos/c/snippet.exe/ISPOW2.C

C/C++ Source or Header | 1990-06-25 | 180 b | 12 lines

#include <stdio.h>

another_function(x) { return! ((~(~0U>>1)|x)&x -1) ;}

main()
{
    int i;

    for (i = 0; i < 256; ++i)
        printf("%3d: %d\n", i, another_function(i));
}