60 lines
1.7 KiB
Python
60 lines
1.7 KiB
Python
def main():
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print("Welcome to the Calculator")
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command = input("Select command: [ + ] [ - ] [ * ] [ / ] \nType exit if u want exit \n")
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match command:
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case "+":
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summ()
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case "*":
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multiplication()
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case "-":
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minus()
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case "exit":
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exit
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case _:
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print(KeyError("Incorrect"))
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main()
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def summ():
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print("Enter number(s) to sum, enter space to calculate")
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total = 0
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while True:
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num_input = input()
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if num_input == " ":
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print (f"Total summ = {total}")
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main()
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try:
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number = float(num_input)
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total += number
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print(f"Total summ = {total}")
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except ValueError:
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print("Error, enter correct number")
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def minus():
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print("Enter number(s) to minus, enter spase to calculate")
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total = 0
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while True:
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num_input = input()
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if num_input == " ":
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print(total)
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main()
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try:
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number = float(num_input)
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total -= number
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print(f"Total minus = {total}")
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except ValueError:
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print("Error, enter correct number")
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def multiplication():
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print("Enter number to multiplication, enter space to calculate")
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total = 0
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while True:
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num_input = input()
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if num_input == " ":
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print (total)
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main()
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try:
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number = float(num_input)
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total *= number
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print(f"Total multiplication = {total}")
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except ValueError:
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print("Error, enter correct number")
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if __name__ == "__main__":
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main()
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