3 ms·n1 - n2 == 0 or if n1 - n2 is divisible by 11 aka if n1 = n2 (mod 11) Cool trick.by aston 19y agon1 - n2 == 0 or if n1 - n2 is divisible by 11 aka if n1 = n2 (mod 11) Cool trick.