print("hello world")

score = 0

def testing(input, answer, score):
    if input == answer: 
        score = score + 1 
        print("correct!")
        return score
    else:
        print("wrong answer")
        
score1 = testing(input(), "hello", score)
score2 = testing(input(), "bye", score)

score = score1 + score2

print(score)
hello world
correct!
correct!
2