grade9-programming data structure

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Across
  1. 2. a command to bring the library and use its functions
  2. 3. to crate an array in a range of numbers
  3. 4. a library to create arrays
  4. 7. a function to append columns to an array
Down
  1. 1. means to add elemnts or rows or colomns to the array
  2. 5. a library to create dataFrame
  3. 6. a function to append two arrays vertically