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@@ -1,65 +0,0 @@
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-import sys
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-
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-sp = [] # Список для истории
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-
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-def add(a, b):
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- return a + b
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-
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-def subtract(a, b):
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- return a - b
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-
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-def multiply(a, b):
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- return a * b
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-
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-def divide(a, b):
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- if b == 0:
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- return 'Ошибка: деление на 0'
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- return a / b
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-def calculate(n1, op, n2):
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- if op == '+':
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- res = add(n1, n2)
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- elif op == '-':
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- res = subtract(n1, n2)
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- elif op == '*':
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- res = multiply(n1, n2)
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- elif op == '/':
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- res = divide(n1, n2)
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- else:
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- return 'Неизвестная операция'
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- return res
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-
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-def show_history():
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- print('\n--- История ---')
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- for i, entry in enumerate(sp[-5:], 1):
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- print(f' {i}. {entry}')
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- print()
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-
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-def calc():
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- while True:
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- try:
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- n1 = float(input('Первое число: '))
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- n2 = float(input('Второе число: '))
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- except ValueError:
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- print('Ошибка: введите число!')
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- continue
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-
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- op = input('Операция (+, -, *, /): ')
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-
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- result = calculate(n1, op, n2)
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- if isinstance(result, str):
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- print(result)
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- continue
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-
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- entry = f'{n1} {op} {n2} = {result}'
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- sp.append(entry)
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- print(entry)
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-
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- pol = input('Ещё раз? (да/history/нет): ')
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- if pol == 'нет':
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- break
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- elif pol == 'history':
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- show_history()
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- elif pol != 'да':
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- print('Не тот выбор')
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-
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-calc()
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