PSIT #60 Midterm Exam (Blackjack, Turnstile, Donut, Sequence XXX)

Blackjack_saint.py

"""
PSIT Midterm Examination - Blackjack
Solutions by Teerapat Kraisrisirikul
"""

def main():
    """ Main function """
    #Counting variables
    points = 0
    ace = 0

    #Count card points, must be 2 or 3 cards.
    for _ in range(int(input())):
        card = input()
        if card == 'K' or card == 'Q' or card == 'J':
            #King, Queen or Jack card.
            points += 10
        elif card == 'A':
            #Ace card, which can either be 1 or 11 points.
            points += 1
            ace += 1
        else:
            #Normal number cards.
            points += int(card)

    #Add 10 more points for each Ace card if it should be added.
    while points <= 11 and ace > 0:
        points += 10
        ace -= 1

    #Output
    print(points)

main()

Blackjack_Wiput.py

""" Blackjack """
def main():
    """ Calculate the best result of 2 or 3 cards """

    amount = int(input())

    # Store total points
    result = 0

    # Collect how many ace
    ace = 0

    for _ in range(amount):
        card = input()

        # Add 10 to result for J Q K card
        if card in "JQK":
            result += 10
            continue

        # Add 1 to result for A card
        if card == "A":
            result += 1
            ace += 1
            continue

        # Add point depend on number card
        else:
            result += int(card)

    # Change ACE to 11 when has ACE card and point need to less than 21
    if ace >= 1 and result <= 11:
        result += 10

    print(result)

main()

donut_saint.py

"""
PSIT Midterm Examination - Donut
Solutions by Teerapat Kraisrisirikul
"""

def main():
    """ Main function """
    price, amount, free, demand = int(input()), int(input()), int(input()), int(input())
    demand_pack = demand//(amount+free) #Demanded packages of donut.
    demand %= (amount+free)             #Demanded extra donuts.

    #Calculating on extra donuts
    if demand < amount:
        #Demand is less than the promotion amount.
        pay = demand * price
        get = demand
    elif demand >= amount:
        #Demand reaches the promotion amount.
        pay = amount * price
        get = amount+free

    #Calculating on donut packages
    pay += demand_pack * amount * price
    get += demand_pack * (amount+free)

    #Output
    print(pay, get)

main()

sequence_xxx_saint.py

"""
PSIT Midterm Examination - Sequence XXX
Solutions by Teerapat Kraisrisirikul
"""

def main(size, num):
    """ Main function """
    #Spacing variables
    side = 0
    center = size-4

    #Upper borders
    print(("*" * size + " ") * num)

    #Upper lines
    for _ in range((size-3)//2):
        print(("*" + " "*side + "*" + " "*center + "*" + " "*side + "* ") * num)
        side += 1
        center -= 2

    #Middle line
    if size > 1:
        print(("*" + " "*side + "*" + " "*side + "* ") * num)

    #Lower lines
    for _ in range((size-3)//2):
        side -= 1
        center += 2
        print(("*" + " "*side + "*" + " "*center + "*" + " "*side + "* ") * num)

    #Lower borders
    if size > 1:
        print(("*" * size + " ") * num)

main(int(input()), int(input()))

Turnstile.py

""" Turnstile """
def main():
    """ Count people that passed the door """

    # 0 = Unlocked, 1 = Locked (default = 1)
    lock = 1
    # Initialize people passed the door with 0
    count = 0

    while True:
        # Actions C is insert coin, P is push the door
        action = input()

        # Action END is the sign to print result and terminate program
        if action == "END":
            print(count)
            break

        # Insert coin to unlock the door when door is locked
        if lock == 1 and action == "C":
            lock = 0
            continue

        # Push the door when door is locked can't pass the door
        if lock == 1 and action == "P":
            continue

        # Insert coin when door is unlocked the door still unlocked
        if lock == 0 and action == "C":
            continue

        # Push the unlocked door person can pass the door and reset door to lock
        if lock == 0 and action == "P":
            count += 1
            lock = 1

main()