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- # У скольких целых чисел, лежащих в диапазоне от 1 до 1000, есть цифра 3?
- import time
- x = 1
- s = 1000
- a = 0
- while x < s:
- x += 1
- print('')
- print('x =', x)
- x1 = str(x)
- if x1.find('3') != -1:
- a += 1
- print('a ===================>>> ', a)
- time.sleep(0.01)
- print('Ответ', a)
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