length: 0, N: 1, acc: 1
length: 0, N: 2, acc: 0.984
length: 0, N: 3, acc: 1
length: 0, N: 4, acc: 0.992
length: 0, N: 5, acc: 1
length: 0, N: 6, acc: 0.988
length: 0, N: 7, acc: 0.988
length: 0, N: 8, acc: 1
length: 0, N: 9, acc: 0.988
length: 0, N: 10, acc: 0.968
length: 0, N: 11, acc: 0.96
length: 0, N: 12, acc: 0.928
length: 0, N: 13, acc: 0.912
length: 0, N: 14, acc: 0.864
length: 0, N: 15, acc: 0.804
length: 0, N: 16, acc: 0.776
length: 0, N: 17, acc: 0.728
length: 0, N: 18, acc: 0.736
length: 0, N: 19, acc: 0.752
length: 0, N: 20, acc: 0.76
length: 0, N: 21, acc: 0.672
length: 0, N: 22, acc: 0.688
length: 0, N: 23, acc: 0.668
length: 0, N: 24, acc: 0.712
length: 0, N: 25, acc: 0.684
length: 0, N: 26, acc: 0.668
length: 0, N: 27, acc: 0.64
length: 0, N: 28, acc: 0.516
length: 0, N: 29, acc: 0.676
length: 0, N: 30, acc: 0.548
length: 0, N: 31, acc: 0.568
length: 0, N: 32, acc: 0.604
length: 0, N: 33, acc: 0.492
length: 0, N: 34, acc: 0.62
length: 0, N: 35, acc: 0.544
length: 0, N: 36, acc: 0.572
length: 0, N: 37, acc: 0.52
length: 0, N: 38, acc: 0.432
length: 0, N: 39, acc: 0.5
