Write a c programing for function, that takes two strings as input from user and concatenates only the first n characters from first string and first m characters from second string and makes a new string. eg., input str1 = "kernel masters", str2 = "raayan systems", n = 3, m = 5 output : kerraaya"

Note: this only example name, the program should ask user to input 2 string and value for n and m