chars abacuschar numberlist print("" +================================ {{{{{{{{{{ {{{{{{{{{{ +================================ {{{{{{{{{{ {{{{{{{{{{ {{{{{{{{{{ {{{{{{{{{{ {{{{{{{{{{ {{{{{{{{{{ +=={}=={}=={}=={}=={}=={}=={}=={}=={}=={}==+""format(*chars) def displaycontrols() print(+ ' print(- ;' print('(enter number"quit"or stream of up/down letters )' if __name__ ='__main__' main(exploring the program try to find the answers to the following questions experiment with some modifications to the code and rerun the program to see what effect the changes have what happens if you change abacusnumber on line to abacusnumber what happens if you change abacuschar append(' 'on line to abacuschar append('@') project #