pre timings

0.294
0.848
0.325
0.450
2.822
0.510
0.338
0.535
0.639
0.438
0.438
0.436
1.052
0.444
0.648
0.440
0.369
0.504
0.437
1.158
0.357
0.413
0.356
0.542
0.316
0.332
0.644
0.438
0.642
0.339
2.691
0.339
0.435
0.301
0.285
0.627
0.436
0.440
0.296
1.136
0.321
0.546
0.405
0.365
0.409
0.439
0.437
0.441
0.335
0.947
0.544
0.336
0.441
0.746
0.435
0.441
0.951
0.337
0.640
0.348
0.319
0.647
0.333
0.336
0.340
0.442
0.336
0.436
0.441
0.366
0.387
0.353
0.334
0.438
2.693
0.845
0.436
0.344
0.437
0.336
0.643
0.438
2.984
0.657
0.541
0.334
0.642
0.882
0.410
0.379
0.390
0.439
0.526
0.385
0.389
0.433
0.261
0.000
0.000
0.572
0.591
0.408
0.834
0.619
0.312
0.392
3.485
0.402