from random import randint

board = []

for x in range(5):
    board.append(["O"] * 5)

def print_board(board):
    print "This is your board now :"
    for row in board:
        print " ".join(row)

print "Let's play Battleship!"
print_board(board)

def random_row(board):
    return randint(0, len(board) - 1)

def random_col(board):
    return randint(0, len(board[0]) - 1)

ship_row = random_row(board)
ship_col = random_col(board)


for turn in range(4):# Everything from here on should go in your for loop!
# Be sure to indent four spaces!
    guess_row = int(raw_input("Guess Row:"))
    guess_col = int(raw_input("Guess Col:"))

    if guess_row == ship_row and guess_col == ship_col:
        print "Congratulations! You sunk my battleship!"
        break
    else:
        if (guess_row < 0 or guess_row > 4) or (guess_col < 0 or guess_col > 4)and\
        turn!=3:
            print "Oops, that's not even in the ocean."
        elif (guess_row < 0 or guess_row > 4) or (guess_col < 0 or guess_col > 4) and\
        turn ==3:
            print "Game Over"
            print "My ship was at: ",[ship_row,ship_col]
        elif (board[guess_row][guess_col] == "X")and turn !=3:
            print "You guessed that one already."
        elif (board[guess_row][guess_col] == "X") and turn == 3:
            print "You guessed that one already."
            print "Game Over"
            print "My ship was at: ",[ship_row,ship_col]
        else:
            print "You missed my battleship!"
            board[guess_row][guess_col] = "X"
            if turn == 3:
                print "Game Over"
                print "My ship was at:" , [ship_row,ship_col]
    # Print (turn + 1) here!
    print_board(board)
    print "Turn", turn + 1