модуль ржавчины
//-21 modulus 4 => 3
((a % b) + b) % b // a modulus b (workaround)
//-21 remainder 4 => -1
a % b // a remainder b
Flyhouse_Squarewheel
//-21 modulus 4 => 3
((a % b) + b) % b // a modulus b (workaround)
//-21 remainder 4 => -1
a % b // a remainder b