quiz.py

def g1(s={}):
	f1 = lambda a: a.strip().split()
	f2 = lambda a: map(lambda x: s[x] if x in s else s.setdefault(x, len(s) + 1), a)
	f3 = lambda a: "->".join(map(lambda b: str(b), a))
	return f1, f2, f3

def g2(x, fs):
	for f in fs:
		x = f(x)	
	return x

fs = g1()
print(g2("Hello World", fs))
print(g2("Hello Sam", fs))