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Main Page → Exercises → Python → Solve an Exercise

Language/Type: Python assertions

For each of the points labeled by comments, identify each of the assertions in the table below as either being always true, never true, or sometimes true / sometimes false.

def mystery(n):
    a = random.randint(1, 3)
    b = 2
    
    # Point A
    while n > b:
        # Point B
        b = b + a
        if a > 1:
            n -= 1
            # Point C
            a = random.randint(1, b)
        else:
            a = b + 1
            # Point D
    
    # Point E
    return n

	`n > b`	`a > 1`	`b > a`
Point A
Point B
Point C
Point D
Point E

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