def arithmetic(a,b,c):
if b=='*':
n=a*c
elif b=='/':
n=a/c
elif b=='+':
n=a+c
elif b=='-':
n=a-c
else:
n='Ошибка'
return n
count=int(input('Сколько раз?'))
for i in range(count):
a=int(input('Первое число'))
b=input('Знак')
c=int(input('Второе число'))
print('Ответ',arithmetic(a,b,c))
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