alloc      cost 
     0   29.7300
     1  120.7000
     0  171.6133
     1  171.8617
     1  201.3360
     0  210.3200
     0  212.0133
     1  214.3520
     1  228.1933
     1  260.7800
     1  277.5075
     1  278.6200
     0  334.5467
     1  351.4867
     0  489.3600
     1  560.7760
     1  621.7266
     0  651.2684
     1  693.8720
     1  847.6083
     1  852.7634
     1 1086.1000
     1 1110.3770
     1 1243.2600
     0 1263.0900
     0 1293.2720
     0 1874.7070
     0 2212.6870
     1 2542.7570
     0 2997.9930
     0 4934.5280