k1 = 123/5000;
k2 = 21/200;
k3 = 59/2000;
k4 = 132;
k5 = 291/1000;
k6 = 919/10000;
k7 = 293/1250;
k8 = 157/200;
k9 = 6920;
k10 = 4300;
k11 = 708;
k12 = 15500;
k13 = 173/500000000000000000000;
k14 = 10700;
k15 = 1;