Merge pull request #134 from evilsaint000/main

First version of python was 0.9.0

README.md

@@ -225,7 +225,7 @@ Some of the popular languages are Java, C, C++, C#, Go, Swift, JavaScript, PHP,
 
 ## Introduction to Python
 
-Guido van Rossum started the development of Python in December 1989. He released the first version (0.9.9) of Python for general public on February 20, 1991. 
+Guido van Rossum started the development of Python in December 1989. He released the first version (0.9.0) of Python for general public on February 20, 1991. 
 
 The language evolved over the next few decades and so did its definition, the current version of which is stated below:  
 

contrib/mini-projects/index.md

@@ -1,3 +1,3 @@
 # List of sections
 
-- [Section title](filename.md)
+- [Tic-tac-toe Game](tic-tac-toe.md)

contrib/mini-projects/tic-tac-toe.md

@@ -0,0 +1,161 @@
+import random
+
+
+def play_duet():
+    board = [' ' for x in range(9)]
+
+    print("Enter the name of player 1")
+    p1 = input()
+    print("Enter the name of player 2")
+    p2 = input()
+
+    def print_board():
+        row1 = '| {} | {} | {} |'.format(board[0], board[1], board[2])
+        row2 = '| {} | {} | {} |'.format(board[3], board[4], board[5])
+        row3 = '| {} | {} | {} |'.format(board[6], board[7], board[8])
+        print()
+        print(row1)
+        print(row2)
+        print(row3)
+        print()
+
+    def player_move(icon):
+        if icon == 'X':
+            number = p1
+        elif icon == 'O':
+            number = p2
+        print('Your turn {}'.format(number))
+
+        choice = int(input('Enter your move (1-9): ').strip())
+        try:
+            if board[choice - 1] == ' ':
+                board[choice - 1] = icon
+
+            else:
+                print('That space is taken!')
+        except(ValueError, IndexError):
+            print("Invalid input. Please enter a number between 1 and 9.")
+
+
+
+
+
+    def is_victory(icon):
+        if (board[0] == icon and board[1] == icon and board[2] == icon) or \
+                (board[3] == icon and board[4] == icon and board[5] == icon) or \
+                (board[6] == icon and board[7] == icon and board[8] == icon) or \
+                (board[0] == icon and board[3] == icon and board[6] == icon) or \
+                (board[1] == icon and board[4] == icon and board[7] == icon) or \
+                (board[2] == icon and board[5] == icon and board[8] == icon) or \
+                (board[0] == icon and board[4] == icon and board[8] == icon) or \
+                (board[2] == icon and board[4] == icon and board[6] == icon):
+            return True
+        else:
+            return False
+
+    def is_draw():
+        if ' ' not in board:
+            return True
+        else:
+            return False
+
+    while True:
+        print_board()
+        player_move('X')
+        print_board()
+        if is_victory('X'):
+            print(p1, ' Wins! Congratulations!')
+            break
+        elif is_draw():
+            print('The game is a draw!')
+            break
+        player_move('O')
+        if is_victory('O'):
+            print_board()
+            print(p2, ' Wins! Congratulations!')
+            break
+        elif is_draw():
+            print("It's a draw!")
+            break
+
+
+def play_comp():
+
+    # Initialize the board
+    board = [' ' for _ in range(9)]
+    print("Enter the name of the player")
+    s = input()
+
+    def print_board(board):
+        for row in [board[i * 3:(i + 1) * 3] for i in range(3)]:
+            print('| ' + ' | '.join(row) + ' |')
+
+    def check_winner(board, player):
+        # Check rows, columns and diagonals
+        win_conditions = [(0, 1, 2), (3, 4, 5), (6, 7, 8),
+                          (0, 3, 6), (1, 4, 7), (2, 5, 8),
+                          (0, 4, 8), (2, 4, 6)]
+        return any(board[a] == board[b] == board[c] == player for a, b, c in win_conditions)
+
+    def check_draw(board):
+        return ' ' not in board
+
+    def player_move(board):
+
+        while True:
+            print('Your turn', s)
+            move = input("Enter your move (1-9): ")
+            try:
+                move = int(move) - 1
+                if board[move] == ' ':
+                    board[move] = 'X'
+                    break
+                else:
+                    print("This spot is already taken!")
+            except (ValueError, IndexError):
+                print("Invalid input. Please enter a number between 1 and 9.")
+
+    def computer_move(board):
+        available_moves = [i for i, spot in enumerate(board) if spot == ' ']
+        move = random.choice(available_moves)
+        board[move] = 'O'
+
+    def tic_tac_toe():
+        print_board(board)
+
+        while True:
+            # Player move
+            player_move(board)
+            print_board(board)
+            if check_winner(board, 'X'):
+                print(s, 'Wins! Congratulations!')
+                break
+            if check_draw(board):
+                print("It's a draw!")
+                break
+
+            # Computer move
+            computer_move(board)
+            print("Computer's move:")
+            print_board(board)
+            if check_winner(board, 'O'):
+                print("Computer wins! Better luck next time.")
+                break
+            if check_draw(board):
+                print("It's a draw!")
+                break
+
+    if __name__ == "__main__":
+        tic_tac_toe()
+
+
+
+print("Welcome to Tic-Tac-Toe!")
+print("Enter the number of players: ")
+p = int(input())
+if p == 1:
+    play_comp()
+elif p == 2:
+    play_duet()
+else:
+    print("Only 2 players can play this game!!! Sorry")