'''
Welcome to GDB Online.
GDB online is an online compiler and debugger tool for C, C++, Python, Java, PHP, Ruby, Perl,
C#, VB, Swift, Pascal, Fortran, Haskell, Objective-C, Assembly, HTML, CSS, JS, SQLite, Prolog.
Code, Compile, Run and Debug online from anywhere in world.
'''
board = ['x','o','x','o','x','o','x','o','x']
for i in range(0,9,3):
print (str(board[i]) + "|" + str(board[i+1]) + "|" + str(board[i+2]) )
if i != 6:
print("- - -")