from random import randint
import time

szer = int(input("Podaj szerokosc: "))
wys = int(input("Podaj wysokosc: "))


while True:
    board = [["O" for i in range(szer)] for j in range(wys)]
    for i in range(szer):
        time.sleep(0.3)
        x=randint(1,szer)
        board[x-1][i] = "X"
        for j in range(wys):
            print(board[j][i], end=" ")
        board[j][x-1] = "O"
        if j==wys-1:
            print("\n")