Panda food

Terribly hungry panda sitting and waiting, when will you feed it. To do this quickly, play on. On the field, are different kinds of sweets series. You need to destroy a certain number of each type of candy to focus, pay attention to the scoreboard. To do this, move the cursor to the selected square of the four elements, and click the left mouse button to swap them with each other in some places. The resulting chain of three or more sweets destroyed.