What is a built-in function in C?
Built-in(Library) Functions
The system provided these functions and stored in the library. Therefore it is also called Library Functions. e.g. scanf(), printf(), strcpy, strlwr, strcmp, strlen, strcat etc. To use these functions, you just need to include the appropriate C header files.
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struct node { int *a; char *b; char array[12]; }; struct node m,*n; assign the value in *a,*b,char array[12]
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