Problem 3690. OXO counting

    >> board = ['OOX'
                'XXO'
                'OXO'];
    >> count_OXO(board)
    ans =
       3
    >> board = [' O '
                'XXO'
                'OXO'];
    >> count_OXO(board)
    ans =
       1

Solution Comments

Problem Recent Solvers17

Suggested Problems

• Trimming Spaces

  2450 Solvers

• The Goldbach Conjecture, Part 2

  2367 Solvers

• Create a square matrix of multiples

  482 Solvers

• Flip the main diagonal of a matrix

  833 Solvers

• Replace all zeros and NaNs in a matrix with the string 'error'

  100 Solvers

More from this Author40

• N-th Odious

  175 Solvers

• Sideways sum

  73 Solvers

• Cleaner

  7 Solvers

• realsmall

  29 Solvers

• Calculate the Damerau-Levenshtein distance between two strings.

  26 Solvers