Function getWinner

valid_tic_tac_toe_state_794/solution.go:49–84

(board []string)

}

func getWinner(board []string) []string {
	b := strings.Join(board, "")
	win := [][]int{
		{0, 1, 2},
		{3, 4, 5},
		{6, 7, 8},
		{0, 3, 6},
		{1, 4, 7},
		{2, 5, 8},
		{0, 4, 8},
		{2, 4, 6},
	}

	winners := make([]string, 0)
	for _, w := range win {
		x := 0
		o := 0
		for _, s := range w {
			if string(b[s]) == "X" {
				x++
			} else if string(b[s]) == "O" {
				o++
			}
		}

		if x == 3 {
			winners = append(winners, "X")
		}

		if o == 3 {
			winners = append(winners, "O")
		}
	}

	return winners
}