# simple input, time absolute
0      0     0
10e-6  0     0
11e-6  1.8  -0.3
21e-6  1.8  -0.3
22e-6  0    -0.6
32e-6  0    -0.6
33e-6  1.8  -0.3
43e-6  1.8  -0.3
44e-6  0     0
1      0     0