perl -le 'print $_, ": 0 to ", 2**$_ - 1 for 0..32'

##</code><code>##

#include <stdio.h>
#include <math.h>

int main (void) {

    int i;
    for (i = 0; i <= 32; i++) 
        printf("%d: 0 to %.f\n", i, pow(2, i) - 1);

    return(0);
}