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tictactoe-v2.py

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+import os
+
+konec = 0
+kdoHraje = 0
+def init():
+    global konec, kdoHraje
+
+    pole = [[' ', ' ', ' '], [' ', ' ', ' '], [' ', ' ', ' ']]
+
+    while konec == 0:
+        herniKolo(pole)
+
+def clearScreen():
+    if os.name == "posix":
+        os.system("clear")
+    if os.name == "nt":
+        os.system("cls")
+
+
+def vypisHru(pole):
+    for i in range(3):
+        print(f"[{pole[i][0]}] [{pole[i][1]}] [{pole[i][2]}]")
+
+def check(pole):
+    # horizontal checking
+    # 0 is for when 'o's win and 1 is for when 'x's win
+    for i in range(3):
+        if pole[i][0] == pole[i][1] == pole[i][2] == 'o':
+            return 0
+        if pole[i][0] == pole[i][1] == pole[i][2] == 'x':
+            return 1
+    
+    # vertical checking
+    for i in range(3):
+        if pole[0][i] == pole[1][i] == pole[2][i] == 'o':
+            return 0
+        if pole[0][i] == pole[1][i] == pole[2][i] == 'x':
+            return 1
+        
+    # diagonal checking
+    if pole[0][0] == pole[1][1] == pole[2][2] == 'o':
+        return 0
+    if pole[0][0] == pole[1][1] == pole[2][2] == 'x':
+        return 1
+    if pole[0][2] == pole[1][1] == pole[2][0] == 'o':
+        return 0
+    if pole[0][2] == pole[1][1] == pole[2][0] == 'x':
+        return 1
+
+    # draw checking
+    # 2 is for when a draw occurs
+    pocet = 0
+    for i in range(3):
+        for j in range(3):
+            if pole[i][j] == 'o' or pole[i][j] == 'x':
+                pocet += 1
+    if pocet == 9:
+        return 2
+
+def herniKolo(pole):
+    global konec, kdoHraje
+
+    # algorithm steps
+    # 
+    # 1 clear the screen
+    # 2 print the current state of the game
+    # 3 allow for one player or the other to insert coords
+    # 4 place an 'o' or an 'x' to the coresponding coords
+    # 5 check if the game should end (if someone won)
+    # 5.1 if yes -> end the game
+    # 5.2 if no -> jump to step 1
+
+    # step 1 -> clear the screen
+    # 
+    # cross-platform (Windows, Unix-like OSs)
+    clearScreen()
+
+    # step 2 -> print the current state of the game
+    vypisHru(pole)
+
+    # step 3 -> allow for one player or the other to insert coords
+    rada, sloupec = map(int, input().split())
+
+    # step 4 -> place an 'o' or an 'x' to the coresponding coords
+    # 
+    # only if there isn't another symbol present and the coords are valid
+    # the 'o' or 'x' is determined by the kdoHraje variable
+    # - if it is 0, then an 'o' is placed, if it is 1, an 'x' is placed instead
+    # the rows and columns are marked 1, 2 and 3, not 0, 1 and 2 as the indexes
+    #   for better user experience
+    if pole[rada-1][sloupec-1] == ' ' and 1 <= rada <= 3 and 1 <= sloupec <= 3:
+        print(kdoHraje)
+        if kdoHraje == 0:
+            pole[rada-1][sloupec-1] = 'o'
+            kdoHraje = 1
+        elif kdoHraje == 1:
+            pole[rada-1][sloupec-1] = 'x'
+            kdoHraje = 0
+
+    # step 5 -> check if the game should end (if someone won)
+    vyherce = check(pole)
+
+    if vyherce == 0:
+        # step 5.1 -> if yes -> end the game
+        clearScreen()
+        print("Vyhralo o!")
+        vypisHru(pole)
+        konec = 1
+    # step 5.2 -> if no -> jump to step 1
+
+    if vyherce == 1:
+        clearScreen()
+        print("Vyhralo x!")
+        vypisHru(pole)
+        konec = 1
+
+    if vyherce == 2:
+        clearScreen()
+        print("Remiza!")
+        vypisHru(pole)
+        konec = 1
+
+if __name__ == "__main__":
+    init()