#1
double velocity(30,2) 
0		0.000
10		13.889
20		13.889
30		19.444
40		19.444
50		13.889
60		13.889
70		5.556
120		5.556
130		13.889
279		15
291		19.444
300		19.444
310   13.889
390   13.889 
400		19.444
410		19.444
450		5.556
460		5.556
490		0.000
500		0.000
510		0.000
520		13.889
560		13.889
570		19.444
600		19.444
620		16.667
680		16.667
690		0.000
700		0.000
