First clear solution for Pawn Brotherhood by lukasz.bogaczynski - python coding challenges

Enable Javascript in your browser and then refresh this page, for a much enhanced experience.

First solution in Clear category for Pawn Brotherhood by lukasz.bogaczynski

def safe_pawns(pawns_positions):

    safe_positions = set()

    for pawn_position in pawns_positions:

        column = pawn_position[0]
        row = int(pawn_position[1])

        if row <= 7:

            if column >= 'b':
                safe_position = ((chr(ord(column) - 1)) + str(row + 1))

                if safe_position in pawns_positions:
                    safe_positions.add(safe_position)

            if column <= 'g':
                safe_position = ((chr(ord(column) + 1)) + str(row + 1))

                if safe_position in pawns_positions:
                    safe_positions.add(safe_position)

    return len(safe_positions)

if __name__ == '__main__':
    #These "asserts" using only for self-checking and not necessary for auto-testing
    assert safe_pawns({"b4", "d4", "f4", "c3", "e3", "g5", "d2"}) == 6
    assert safe_pawns({"b4", "c4", "d4", "e4", "f4", "g4", "e5"}) == 1
    print("Coding complete? Click 'Check' to review your tests and earn cool rewards!")

Nov. 16, 2017

Look up in the Dict()

0 %

You ClassRoom Demo is Ready With the new tool CheckiO ClassRoom, you will be able to analyze your students' progress, have your own leaderboard, change missions order on the map, and so on.