write a system program to create a file called myfile1 containing the letters of the alphabet
followed the first one hundred integers. Write another program to open the file myfile1 and
read it and print the contents on the screen/monitor (stdout). Its an assignment, please help!!

Its an assignment

Not my assignment. How about you prove that you've made an honest attempt to solve the problem before running here for "help". Otherwise I'll consider this thread in violation of Daniweb's homework rule.