Brainable

An interesting brain challenge game. The game contains different difficulties.
How to play?
The numbers to the left and above of the grid indicate the placement and number of blue squares that you will draw in each column and row.
Example:
Start with easy one, 5 blue squares to fill the row. Next, the 1 3 will have to be gapped in the middle by gray square. Then apply goes for the 1 3 in a row. Then proceeds to fill for 5 rows and columns, then repeat the process.