Programming in C (Functions, Input/ Output, Structure, Pointers)

Write a C file for the following

Write a program to merge the contents of two files into a third file. Lines in the file will not be longer than 20 characters. The program must: Scan in the file names provided by the user. May use fgetc, fputc to read, write characters in text file or make file statically. Check both files for content if empty, print error in files. Read these two files and merge contents into third, named file 3. Exit the program if error opening file 3. Print content of third file. Provide the two text files to be merged with your solution. Write a program to enter names and marks of n number of students into a file. Program must: Read name and marks of students from user and store them in a file. Scan in the name of the file to open. Exit the program if unable to open the file. If the file previously exists, add the information of n students. Display the student information. Write a program for displaying your address. Program must: Use at least one function Use a structure to hold the address Name the structure "MyAddress" Read name, location and city into the address structure. Prompt user to enter the required data. Write a function called "display" to print the struct's information to screen. The function should take your struct as a parameter void display (struct MyAddress myStruct)