k1 = 9/20;
k2 = 17/25;
k3 = 4/5;
k4 = 1/2;
k5 = 18/25;
k6 = 7/10;
k7 = 11/40;
k8 = 3/10;
k9 = 3/100;
k10 = 1/40;
k11 = 1/5;
k12 = 11/100;
k13 = 1;
k14 = 1;
k15 = 1;
k16 = 1;
k17 = 9/20;
k18 = 17/25;
k19 = 1/2;
k20 = 18/25;
k21 = 10;
k22 = 10;
k23 = 1;