Classify the below numbers based on whether they are perfect square or not.
64, 9, 81, 100, 57, 16
Perfect square - 64, 9, 81, 16
Not perfect square - 100, 57
<START_INST>Classify the below numbers based on whether they are perfect square or not.
64, 9, 81, 100, 57, 16<END_INST><START_CTX><END_CTX><START_A>Perfect square - 64, 9, 81, 16
Not perfect square - 100, 57<END_A>