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KateWilson

Перестановка элементов двумерного массива (2 задачи)

Jul 30th, 2019
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Python 0.37 KB | None | 0 0
  1. #Из 1 | 2 получить 2 | 1
  2. #   3 | 4          4 | 3
  3. a = [[1,2],[3,4]]
  4. for i in range(len(a)):
  5.     a[i] = a[i][ : :-1]
  6.     print(a[i])
  7.  
  8. #Из 1 2 получить 1 3 (поворот на 90 градусов)
  9. #   3 4          2 4
  10. a = [[1,2],[3,4]]
  11. for i in range(len(a)):
  12.     for j in range(i+1,len(a)):
  13.         a[i][j], a[j][i] = a[j][i], a[i][j]
  14.     print(a[i])
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