for ethan week 7

gistfile1.txt

m1 = [[1, 2, 3, 4], [4, 5, 6, 7], [7, 8, 9, 10], [15, 16, 17, 18]]

# write a for loop to display these numbers in this format: 1 2 3 4 5 6 7 8 9


# format: 3 2 1 6 5 4 9 8 7

# for..in
# for row in m1:
#   for item in row:
#     print(item, end = ' ')

# for..range: you can customize the start..end..step in a for..range loop
# for rowIndex in range(start, end, step):
#   for itemIndex in range(start, end, step):
#     print(..., end = ' ')
def print_matrix(matrix):
  for x in range(0, len(matrix)):
    row = matrix[x]
    for y in range(0, len(row)):
      print(row[y], end = ' ')

m2 = [['James', 'Peter', 'John'], ['Sarah', 'Vivian', 'Hannah'], ['Jon', 'Betsy', 'Nathan']]

# print_matrix(m1)
# print_matrix(m2)

tic_tac_toe = [
  ['x', 'o', 'x'], 
  ['o', 'o', 'o'], 
  ['x', 'x', 'o']
]
# print out every move on this board from left to right: x o x o x x x x o
def check_winner(player, board):
  if board[0][0] == player and board[1][1] == player and board[2][2] == player:
    return True
  if board[0][2] == player and board[1][1] == player and board[2][0] == player:
    return True
  
  # check horizontal winner
  for x in range(0, len(board)):
    counter = 0
    for y in range(0, len(board[x])):
      if player == board[x][y]:
        counter += 1
    if counter == len(board[x]):
      return True
    
  # check vertical winner, programmaticall
    
  # check diagonal winner, programmatically
  return False

print(check_winner('x', tic_tac_toe))