Write a complete program following these instructions: main.c: contains the main function that calls each function in myfunctions.c. myfunctions.h: header file to hold the prototypes of myfunctions.c. myfunctions.c: void circle(int n) draws a circle of radius n. char *strcat(char *s1, char *s2)to concatenate two strings. int countS1(char *s1, char *s2)to find the frequency of s1 in s2. Submit the code with the Compile , run commands and some examples included as a comment

(in C programming language)

please help me with this thanks