보수 - everjs78/study GitHub Wiki

https://medium.com/techtrument/a-comprehensive-primer-on-binary-computation-and-bitwise-operators-in-javascript-81acf8341f04
보수가 negative를 뜻한다.
In five bits, the negative of 01001 (8 + 1 = 9) is 10111(-16 + 4 + 2 + 1 = -9). The negative of 10011 (-16 + 2 + 1= -13) is 01101 (8 + 4 + 1 = 13)