###Python battleship
from random import randint

board = []

for x in range(0, 5):
    board.append(["O"] * 5)

def print_board(board):
    for row in board:
        print " ".join(row)

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):
    print "Turn", turn + 1
    guess_row = int(raw_input("Guess Row:"))
    guess_col = int(raw_input("Guess Col:"))

    print ship_row
    print ship_col


    # Write your code below!
    if guess_row == ship_row and guess_col == ship_col:
        print"Congratulations! You sank my battleship!"
        break   #End of the program if user correctly finds the location of battleship
    else:
        if (turn == 3): #if all turns have passed, game is over, end of program!
            print 'Game Over, you have used your all turns.\n'
        elif (guess_row < 0 or guess_row > 4 or guess_col < 0 or guess_col > 4):
            print "Oops, that's not even in the ocean."
        elif board[guess_row][guess_col] == "x":
            print "You guessed that one already."
        else:
            print "You missed my battleship!"
            print guess_row
            print guess_col
            board[guess_row][guess_col] ="X"
            print 'You have used %d turn(s)' % (turn + 1) #turn+1 because user must not get turn 0,1,2 and 3 instead the user must get turn 1,2,3 and 4.

            print_board(board)
