Fruit Merger

A variety of fruits will appear on the game screen each time, all the player has to do is to choose an ordinate to throw this fruit down;
The same fruit will become a bigger new fruit when combined with each other, and the biggest fruit is the "big watermelon";

It should be noted that the game space is limited and will fail once it reaches a certain height. Therefore, the main test of the game is the player's ability to arrange space reasonably.