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# algorithm steps
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#
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# prerequisites
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# 01 clear the screen
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# 02 allow a user to determine the size of the playfield
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# 03 allow a user to enter names of two players
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#
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# 1 clear the screen
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# 2 print the current state of the game
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# 3 allow for one player or the other to insert coords
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# 4 place an 'o' or an 'x' to the coresponding coords
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# 5 check if the game should end (if someone won)
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# 5.1 if yes -> end the game
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# 5.2 if no -> jump to step 1
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import os
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konec = 0
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kdoHraje = 0
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error = 0
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def init():
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global konec, kdoHraje
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# prerequisite 01 -> clear the screen
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clearScreen()
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# prerequisite 02 -> allow a user to determine the size of the playfield
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size = None
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F_printOneMoreTime = 0
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while size == None:
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try:
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size = int(input("Velikost hraciho pole (n*n): "))
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except ValueError:
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clearScreen()
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print("Zadejte cislo")
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F_printOneMoreTime = 1
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continue
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if F_printOneMoreTime == 1:
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clearScreen()
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print("Velikost hraciho pole (n*n):", size)
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F_printOneMoreTime = 0
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if size <= 2:
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clearScreen()
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print("Velikost hraciho pole (n*n):", size, "(upraveno na 3*3)")
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size = 3
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# prerequisite 03 -> allow a user to enter names of two players
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jmeno1 = input("Jmeno jednoho hrace: ")
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jmeno2 = input("Jmeno druheho hrace: ")
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pole = []
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temp = []
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for i in range(size):
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for j in range(size):
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temp.append(' ')
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pole.append(temp)
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temp = []
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while konec == 0:
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herniKolo(pole, jmeno1, jmeno2)
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def clearScreen():
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if os.name == "posix":
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os.system("clear")
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if os.name == "nt":
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os.system("cls")
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def vypisHru(pole, jmeno1, jmeno2):
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global error
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if error == 1:
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print("Neplatna hodnota policka")
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error = 0
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print(jmeno1, "(o) vs", jmeno2, "(x)")
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for i in range(len(pole)):
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for j in range(len(pole)):
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print(f"[{pole[i][j]}]", end=" ")
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print(" ")
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def check(pole):
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# horizontal checking
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# 0 is for when 'o's win and 1 is for when 'x's win
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o = x = 0
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for i in range(len(pole)):
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for j in range(len(pole)):
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if pole[i][j] == 'o':
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o += 1
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if pole[i][j] == 'x':
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x += 1
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if o >= 3:
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return 0
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elif x >= 3:
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return 1
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# vertical checking
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o = x = 0
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for i in range(len(pole)):
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for j in range(len(pole)):
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if pole[j][i] == 'o':
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o += 1
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if pole[j][i] == 'x':
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x += 1
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if o >= 3:
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return 0
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elif x >= 3:
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return 1
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# diagonal checking
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for i in range(len(pole)):
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for j in range(len(pole)):
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if pole[i][j] == 'o':
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# only 6 possibilities, so the program will try all of them
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try:
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if pole[i-1][j-1] == 'o' and pole[i-2][j-2] == 'o':
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return 0
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except IndexError:
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continue
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try:
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if pole[i-1][j+1] == 'o' and pole[i-2][j+2] == 'o':
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return 0
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except IndexError:
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continue
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try:
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if pole[i+1][j-1] == 'o' and pole[i+2][j-2] == 'o':
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return 0
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except IndexError:
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continue
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try:
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if pole[i+1][j+1] == 'o' and pole[i+2][j+2] == 'o':
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return 0
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except IndexError:
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continue
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try:
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if pole[i-1][j-1] == 'o' and pole[i+1][j+1] == 'o':
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return 0
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except IndexError:
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continue
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try:
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if pole[i-1][j+1] == 'o' and pole[i+1][j-1] == 'o':
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return 0
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except IndexError:
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continue
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for i in range(len(pole)):
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for j in range(len(pole)):
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if pole[i][j] == 'x':
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try:
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if pole[i-1][j-1] == 'x' and pole[i-2][j-2] == 'x':
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return 1
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except IndexError:
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continue
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try:
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if pole[i-1][j+1] == 'x' and pole[i-2][j+2] == 'x':
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return 1
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except IndexError:
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continue
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try:
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if pole[i+1][j-1] == 'x' and pole[i+2][j-2] == 'x':
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return 1
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except IndexError:
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continue
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try:
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if pole[i+1][j+1] == 'x' and pole[i+2][j+2] == 'x':
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return 1
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except IndexError:
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continue
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try:
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if pole[i-1][j-1] == 'x' and pole[i+1][j+1] == 'x':
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return 1
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except IndexError:
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continue
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try:
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if pole[i-1][j+1] == 'x' and pole[i+1][j-1] == 'x':
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return 1
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except IndexError:
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continue
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# draw checking
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# 2 is for when a draw occurs
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pocet = 0
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for i in range(len(pole)):
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for j in range(len(pole)):
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if pole[i][j] == 'o' or pole[i][j] == 'x':
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pocet += 1
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if pocet == len(pole)*len(pole):
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return 2
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def herniKolo(pole, jmeno1, jmeno2):
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global konec, kdoHraje, error
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# step 1 -> clear the screen
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#
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# cross-platform (Windows, Unix-like OSs)
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clearScreen()
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# step 2 -> print the current state of the game
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vypisHru(pole, jmeno1, jmeno2)
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# step 3 -> allow for one player or the other to insert coords
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rada = sloupec = None
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while rada == sloupec == None:
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try:
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rada, sloupec = map(int, input().split())
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except ValueError:
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clearScreen()
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vypisHru(pole, jmeno1, jmeno2)
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continue
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if rada <= 0 or sloupec <= 0:
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error = 1
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# step 4 -> place an 'o' or an 'x' to the coresponding coords
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#
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# only if there isn't another symbol present and the coords are valid
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# the 'o' or 'x' is determined by the kdoHraje variable
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# - if it is 0, then an 'o' is placed, if it is 1, an 'x' is placed instead
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# the rows and columns are marked 1, 2 and 3, not 0, 1 and 2 as the indexes
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# for better user experience
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try:
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if pole[rada-1][sloupec-1] == ' ' and 1 <= rada <= len(pole) and 1 <= sloupec <= len(pole):
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if kdoHraje == 0:
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pole[rada-1][sloupec-1] = 'o'
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kdoHraje = 1
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elif kdoHraje == 1:
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pole[rada-1][sloupec-1] = 'x'
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kdoHraje = 0
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except IndexError:
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error = 1
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# step 5 -> check if the game should end (if someone won)
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vyherce = check(pole)
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if vyherce == 0:
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# step 5.1 -> if yes -> end the game
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clearScreen()
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print("Vyhralo o!")
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vypisHru(pole, jmeno1, jmeno2)
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konec = 1
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# step 5.2 -> if no -> jump to step 1
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if vyherce == 1:
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clearScreen()
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print("Vyhralo x!")
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vypisHru(pole, jmeno1, jmeno2)
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konec = 1
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if vyherce == 2:
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clearScreen()
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print("Remiza!")
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vypisHru(pole, jmeno1, jmeno2)
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konec = 1
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if __name__ == "__main__":
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init()
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