you do not know the private even or odd.
you can find the public key even or odd.
https://learnmeabitcoin.com/technical/images/public-key/public-key-compressed.png


공개키의 홀수 짝수를 말하는게 아니고요.
개인키의 홀수와 짝수를 말하는것입니다.

참조하세요^^
개인키를 입력하세요 :  1.25
arr_f ['1', '25']
G(125 / 100)
 : 0x1b53b6cd7378ad80bfe00a7737f8fd1fc3a417fd80a5f334b1793e40d09ac841, 0xd524b528812140d7d0b8314ddced0d0b5b5df618a5c4b4ef67e0c8079ee8061
G(86844066927987146567678238756515930889628173209306178286953872356138621120754)
 : 0x1b53b6cd7378ad80bfe00a7737f8fd1fc3a417fd80a5f334b1793e40d09ac841, 0xd524b528812140d7d0b8314ddced0d0b5b5df618a5c4b4ef67e0c8079ee8061

----------------------------------------------------------------
input :  1.25
private key :  86844066927987146567678238756515930889628173209306178286953872356138621120754
private key :  0xbfffffffffffffffffffffffffffffff0c0325ad0376782ccfddc6e99c28b0f2
public key :
0x1b53b6cd7378ad80bfe00a7737f8fd1fc3a417fd80a5f334b1793e40d09ac841, 0xd524b528812140d7d0b8314ddced0d0b5b5df618a5c4b4ef67e0c8079ee8061

개인키를 입력하세요 :  0.625
arr_f ['0', '625']
G(625 / 1000)
 : 0xd06a2686686048a42f1df9f46d376deec6f22d3decf7659137fb02f779cab2b8, 0xc607576ec851d8c049ca0782c9f2ee71b657d1857884d1d0bc8ea79adea91779
G(43422033463993573283839119378257965444814086604653089143476936178069310560377)
 : 0xd06a2686686048a42f1df9f46d376deec6f22d3decf7659137fb02f779cab2b8, 0xc607576ec851d8c049ca0782c9f2ee71b657d1857884d1d0bc8ea79adea91779

----------------------------------------------------------------
input :  0.625
private key :  43422033463993573283839119378257965444814086604653089143476936178069310560377
private key :  0x5fffffffffffffffffffffffffffffff860192d681bb3c1667eee374ce145879
public key :
0xd06a2686686048a42f1df9f46d376deec6f22d3decf7659137fb02f779cab2b8, 0xc607576ec851d8c049ca0782c9f2ee71b657d1857884d1d0bc8ea79adea91779

개인키를 입력하세요 :  0.5
arr_f ['0', '5']
G(5 / 10)
 : 0x3b78ce563f89a0ed9414f5aa28ad0d96d6795f9c63, 0xc0c686408d517dfd67c2367651380d00d126e4229631fd03f8ff35eef1a61e3c
G(57896044618658097711785492504343953926418782139537452191302581570759080747169)
 : 0x3b78ce563f89a0ed9414f5aa28ad0d96d6795f9c63, 0xc0c686408d517dfd67c2367651380d00d126e4229631fd03f8ff35eef1a61e3c

----------------------------------------------------------------
input :  0.5
private key :  57896044618658097711785492504343953926418782139537452191302581570759080747169
private key :  0x7fffffffffffffffffffffffffffffff5d576e7357a4501ddfe92f46681b20a1
public key :
0x3b78ce563f89a0ed9414f5aa28ad0d96d6795f9c63, 0xc0c686408d517dfd67c2367651380d00d126e4229631fd03f8ff35eef1a61e3c

데이타 베이스를 만들어 계산기를 사용하면 편리합니다^^
https://ibb.co/P9Nf6pc