y       x 
 1 -0.3263
 1  0.9786
 0  1.2311
 0 -1.7678
 0 -1.3847
 1  0.8596
 0  0.5606
 1  1.1399
 1  2.1790
 0 -1.4781
 0 -0.7586
 0 -0.6632
 0 -0.9220
 1 -0.2005
 0  0.0588
 1  1.1326
 0 -1.7130
 0 -0.6483
 1 -0.8214
 1 -0.6899
 1 -0.3890
 1 -0.0151
 1 -0.7337
 0 -1.2010
 0  1.0241
 1  0.2093
 1 -0.7802
 0  0.7926
 0 -2.6224
 0 -0.1974
 0 -0.9541
 0 -0.7130
 0 -0.5666
 0  0.2100
 1  0.4634
 1 -0.9433
 0 -2.7189
 1  0.7000
 0  0.1785
 0 -0.0160
 1  0.2288
 0 -0.5182
 1  0.6617
 1 -0.3852
 0 -0.1912
 1  1.0813
 1 -0.5813
 0  0.5088
 1 -2.3899
 1 -0.2385
 0  0.9210
 0  0.2218
 0 -0.3788
 0 -0.7203
 0  1.4512
 1  0.4613
 1  0.2650
 1 -0.3627
 0  0.6757
 1 -0.6413
 0  0.8684
 0 -0.3286
 1  0.4532
 1 -0.4760
 0  0.4933
 0 -1.4911
 0 -1.4582
 1  1.0114
 0 -0.2368
 1 -1.1843
 1  1.8013
 0  0.5024
 0  0.6840
 0 -0.4483
 0  0.4948
 0 -0.2421
 1 -0.0426
 0 -0.5361
 1  0.0303
 1  0.3175
 1  0.3851
 1  0.6155
 1 -0.7707
 0 -0.8969
 1  0.9061
 1 -0.1587
 1 -0.7823
 0  0.4331
 1  1.1246
 1 -0.0004
 0  0.0316
 1 -0.5535
 0 -0.3756
 0  0.1888
 1  0.6721
 0 -0.9299
 0 -0.9641
 0 -0.8033
 1 -0.6840
 1 -0.5561