k1 = 60
k2 = 3333333333/100000000000
k3 = 14
k4 = 9/800000000000
k5 = 9/200000000000
k6 = 1/4
k7 = 6
k8 = 1/10
k9 = 1000000000
k10 = 10000000
k11 = 1