operators_dict={'<': 'less than','==': 'equal'}

print('Here is the original dict:')

keys=operators_dict.keys()

for key in sorted(keys,reverse=False):

    print(f"Operator {key} means {operators_dict[key]}.")

operators_dict['>']='greater than'

print('\nThe dict was changed to:')

keys=operators_dict.keys()

for key in sorted(keys,reverse=False):

    print(f"Operator {key} means {operators_dict[key]}.")