2. Modify the previous program to use a single function with default arguments, the output of the program should not change. /* File: repeatchardefaultargs.cpp This program uses a single function with default arguments to print multiple copies of a character Programmer: your name Date : */ #include using namespace std; /* function prototype */ int main(void) { repeatchar(); repeatchar ('='); repeatchar('+', 65); return 0; } /* function definition */ 2. Modify the previous program to use a single function with default arguments, the output of the program should not change. /* File: repeatchardefaultargs.cpp This program uses a single function with default arguments to print multiple copies of a character Programmer: your name Date : */ #include using namespace std; /* function prototype */ int main(void) { repeatchar(); repeatchar ('='); repeatchar('+', 65); return 0; } /* function definition */