k1 = 927/1000
k2 = 181820000
k3 = 19/5000
k4 = 2
k5 = 1
k6 = 1000
k7 = 10000
k8 = 1
k9 = 5/2
k10 = 10000
k11 = 2/5
k12 = 1/10
k13 = 1/200000000
k14 = 1021/500
k15 = 1000
k16 = 1