text: import numpy as np
  
  
  def main():
      a = np.array([[1, 1], [2, 2], [3, 3], [4, 4], [5, 5]])
      print(a)
      b = [i-1 for i in a]
      print(b)
      c = [np.array([0, 0]), np.array([1, 1]), np.array([2, 2]), np.array([3, 3]), np.array([4, 4])]
      print(c)
  
      # for i in range(15):
      #     print(i)
      print('%02d'%(2))
  
  
  if __name__ == '__main__':
      main()