What made the compilers themselves?

Question

Sorry I'm new to coding so someone please explain....If codes are compiled and run because of compilers then what code runs compilers themselves and what compiles them?

Answer 1

Compiler it is just a program witch translate code in some high level languages like c++ to set of instructions witch processor can read. They can be written in different languages like c. But it is possible to write compiler in same language it is used for
https://en.m.wikipedia.org/wiki/Bootstrapping_(compilers)