Comments on Loopy C Puzzle

Ryan said:

int i;
for (i = 0; abs(i) < 6; i--)
    printf(".");

Ryan said:

int i;
for (i = 0; -i < 6; i--)
    printf(".");

Sean said:

Changing the loop condition to i ^= 6; is another solution.

Ryan said:

Ah-ha, a tricky one:

int i;
for (i = 0; i ^= 6; i--)
    printf(".");

Ryan said:

Ah, Sean beat me to it. :(

Martin DeMello said:

for (i = 0; i + 6; i--)

will stop when i + 6 = 0.