c language return value to whom

The return statement returns to the place where the function was called. If the function add is called, the value of the function is returned to the caller.

Whoever calls it will return it, but the return type must match

Related introduction:

The C language is a process-oriented, abstract general language Programming language, widely used in low-level development. C language can compile and process low-level memory in a simple way. C language is an efficient programming language that only generates a small amount of machine language and can run without any operating environment support. Although the C language provides many low-level processing functions, it still maintains cross-platform characteristics. C language programs written in a standard specification can be executed on many computer platforms including operating platforms such as embedded processors and supercomputers. Compile.

Recommended tutorial: "c Language Tutorial"

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