<reponame>lanjing99/UsePython<filename>LearnPython3TheHardWay/ex20.py
def add(first, second):
	return first + second

print(f"{add(1, 2)}")
print(f"{add('abc', 'def')}")

def add(first, second):
	return first + second

print(f"{add(1, 2)}")
print(f"{add('abc', 'def')}")