ex2test.txt

0.421862	10.830241
0.105349	-2.241611
0.155196	21.872976
0.161152	2.015418
0.382632	-38.778979
0.017710	20.109113
0.129656	15.266887
0.613926	111.900063
0.409277	1.874731
0.807556	111.223754
0.593722	133.835486
0.953239	110.465070
0.257402	15.332899
0.645385	93.983054
0.563460	93.645277
0.408338	-30.719878
0.874394	91.873505
0.263805	-0.192752
0.411198	10.751118
0.449884	9.211901
0.646315	113.533660
0.673718	125.135638
0.805148	113.300462
0.759327	72.668572
0.519172	82.131698
0.741031	106.777146
0.030937	9.859127
0.268848	-34.137955
0.474901	-11.201301
0.588266	120.501998
0.893936	142.826476
0.870990	105.751746
0.430763	39.146258
0.057665	15.371897
0.100076	9.131761
0.980716	116.145896
0.235289	-13.691224
0.228098	16.089151
0.622248	99.345551
0.401467	-1.694383
0.960334	110.795415
0.031214	-5.330042
0.504228	96.003525
0.779660	75.921582
0.504496	101.341462
0.850974	96.293064
0.701119	102.333839
0.191551	5.072326
0.667116	92.310019
0.555584	80.367129
0.680006	132.965442
0.393899	38.605283
0.048940	-9.861871
0.963282	115.407485
0.655496	104.269918
0.576463	141.127267
0.675708	96.227996
0.853457	114.252288
0.003933	-12.182861
0.549512	97.927224
0.218967	-4.712462
0.659972	120.950439
0.008256	8.026816
0.099500	-14.318434
0.352215	-3.747546
0.874926	89.247356
0.635084	99.496059
0.039641	14.147109
0.665111	103.298719
0.156583	-2.540703
0.648843	119.333019
0.893237	95.209585
0.128807	5.558479
0.137438	5.567685
0.630538	98.462792
0.296084	-41.799438
0.632099	84.895098
0.987681	106.726447
0.744909	111.279705
0.862030	104.581156
0.080649	-7.679985
0.831277	59.053356
0.198716	26.878801
0.860932	90.632930
0.883250	92.759595
0.818003	110.272219
0.949216	115.200237
0.460078	-35.957981
0.561077	93.545761
0.863767	114.125786
0.476891	-29.774060
0.537826	81.587922
0.686224	110.911198
0.982327	119.114523
0.944453	92.033481
0.078227	30.216873
0.782937	92.588646
0.465886	2.222139
0.885024	90.247890
0.186077	7.144415
0.915828	84.010074
0.796649	115.572156
0.127821	28.933688
0.433429	6.782575
0.946796	108.574116
0.386915	-17.404601
0.561192	92.142700
0.182490	10.764616
0.878792	95.289476
0.381342	-6.177464
0.358474	-11.731754
0.270647	13.793201
0.488904	-17.641832
0.106773	5.684757
0.270112	4.335675
0.754985	75.860433
0.585174	111.640154
0.458821	12.029692
0.218017	-26.234872
0.583887	99.413850
0.923626	107.802298
0.833620	104.179678
0.870691	93.132591
0.249896	-8.618404
0.748230	109.160652
0.019365	34.048884
0.837588	101.239275
0.529251	115.514729
0.742898	67.038771
0.522034	64.160799
0.498982	3.983061
0.479439	24.355908
0.314834	-14.256200
0.753251	85.017092
0.479362	-17.480446
0.950593	99.072784
0.718623	58.080256
0.218720	-19.605593
0.664113	94.437159
0.942900	131.725134
0.314226	18.904871
0.284509	11.779346
0.004962	-14.624176
0.224087	-50.547649
0.974331	112.822725
0.894610	112.863995
0.167350	0.073380
0.753644	105.024456
0.632241	108.625812
0.314189	-6.090797
0.965527	87.418343
0.820919	94.610538
0.144107	-4.748387
0.072556	-5.682008
0.002447	29.685714
0.851007	79.632376
0.458024	-12.326026
0.627503	139.458881
0.422259	-29.827405
0.714659	63.480271
0.672320	93.608554
0.498592	37.112975
0.698906	96.282845
0.861441	99.699230
0.112425	-12.419909
0.164784	5.244704
0.481531	-18.070497
0.375482	1.779411
0.089325	-14.216755
0.036609	-6.264372
0.945004	54.723563
0.136608	14.970936
0.292285	-41.723711
0.029195	-0.660279
0.998307	100.124230
0.303928	-5.492264
0.957863	117.824392
0.815089	113.377704
0.466399	-10.249874
0.876693	115.617275
0.536121	102.997087
0.373984	-37.359936
0.565162	74.967476
0.085412	-21.449563
0.686411	64.859620
0.908752	107.983366
0.982829	98.005424
0.052766	-42.139502
0.777552	91.899340
0.374316	-3.522501
0.060231	10.008227
0.526225	87.317722
0.583872	67.104433
0.238276	10.615159
0.678747	60.624273
0.067649	15.947398
0.530182	105.030933
0.869389	104.969996
0.698410	75.460417
0.549430	82.558068