U+1F1E8 U+1F1FF
:czech_republic:
🇨🇿
🇨🇿
\1F1E8 \1F1FF
\uD83C\uDDE8\uD83C\uDDFF
\U0001F1E8\U0001F1FF
\u{1F1E8}\u{1F1FF}
\x{1F1E8}\x{1F1FF}
F0 9F 87 A8 F0 9F 87 BF
D83C DDE8 D83C DDFF
%F0%9F%87%A8%F0%9F%87%BF