k1 = 0
k2 = 1
k3 = 2
k4 = 3/10
k5 = 1/10
k6 = 1/2
k7 = 21/40
k8 = 100
k9 = 1/100
k10 = 10
k11 = 1/20
k12 = 0
k13 = 1/100
k14 = 21/400
k15 = 20
k16 = 0
k17 = 1/10
k18 = 1
k19 = 1
k20 = 1/2