asbenjamin · October 29, 2022 11:43 · Oct 29, 2022 · Oct 23, 2022
diff --git a/tictactoe.py b/tictactoe.py
@@ -23,11 +23,15 @@ def print_board(board):
 
 # 2. take user input
 def take_player_input(board):
-    inp = int(input("Enter a number 1-9: "))
-    if inp >= 1 and inp <= 9 and board[inp-1] == "-":
-        board[inp-1] = current_player
-    else:
-        print("Oops, spot is taken")
+    try:
+        inp = int(input("Enter a number 1-9: "))
+        if inp >= 1 and inp <= 9 and board[inp-1] == "-":
+            board[inp-1] = current_player
+        else:
+            print("Oops, spot is either taken or out of range")
+
+    except:
+        print("Please enter an actual number")
 
 # 3. check win (horizontal, vertical, diagonal)
 def check_horizontal(board):

diff --git a/tictactoe.py b/tictactoe.py
@@ -0,0 +1,95 @@
+# print the board
+# take user input
+# check win or tie
+# switch the player
+# check win or tie again
+
+
+board = [
+            "-","-","-",
+            "-","-","-",
+            "-","-","-"
+        ]
+
+current_player = "X"
+winner = None
+game_running = True
+
+# 1. print board
+def print_board(board):
+    print(board[0] + " | " + board[1] + " | " + board[2])
+    print(board[3] + " | " + board[4] + " | " + board[5])
+    print(board[6] + " | " + board[7] + " | " + board[8])
+
+# 2. take user input
+def take_player_input(board):
+    inp = int(input("Enter a number 1-9: "))
+    if inp >= 1 and inp <= 9 and board[inp-1] == "-":
+        board[inp-1] = current_player
+    else:
+        print("Oops, spot is taken")
+
+# 3. check win (horizontal, vertical, diagonal)
+def check_horizontal(board):
+    global winner
+    if board[0] == board[1] == board[2] and board[0] != "-":
+        winner = board[0]
+        return True
+    elif board[3] == board[4] == board[5] and board[3] != "-":
+        winner = board[3]
+        return True
+    elif board[6] == board[7] == board[8] and board[6] != "-":
+        winner = board[6]
+        return True
+
+def check_vertical(board):
+    global winner
+    if board[0] == board[3] == board[6] and board[0] != "-":
+        winner = board[0]
+        return True
+    elif board[1] == board[4] == board[7] and board[1] != "-":
+        winner = board[1]
+        return True
+    elif board[2] == board[5] == board[8] and board[2] != "-":
+        winner = board[2]
+        return True
+
+def check_diagonal(board):
+    global winner
+    if board[0] == board[4] == board[8] and board[0] != "-":
+        winner = board[0]
+        return True
+    elif board[2] == board[4] == board[6] and board[2] != "-":
+        winner = board[2]
+        return True
+
+# check winner function
+def check_win():
+    global game_running
+    if check_diagonal(board) or check_horizontal(board) or check_vertical(board):
+        print_board(board)
+        print(f"The winner is {winner}")
+        game_running = False
+
+def check_tie(board):
+    global game_running
+    if "-" not in board:
+        print_board(board)
+        print("It's a tie")
+        game_running = False
+
+# 4. switch the player
+def switch_player():
+    global current_player
+    if current_player == "X":
+        current_player = "O"
+    else:
+        current_player = "X"
+
+# main game loop
+while game_running:
+    print_board(board)
+    take_player_input(board)
+    check_win()
+    check_tie(board)
+    switch_player()