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;