I reached 2000 but now they are too hard. I barely can solve a few in half an hour. Mostly i can't and fall back to 1900~ again.
My question; is it an efficient way? for my pattern recognition? seeing just a few in an hour?
Isn't this counter productive
Recognition comes with repetition.
I reached 2000 but now they are too hard. I barely can solve a few in half an hour. Mostly i can't and fall back to 1900~ again.
My question; is it an efficient way? for my pattern recognition? seeing just a few in an hour?
Isn't this counter productive