Y add 8.68 add mul 6.22 x_3 add mul -8.63 x_1 mul -0.796 div sub mul -0.901 div log add 66.2 mul -0.436 x_4 tan add 1.12 mul 0.426 x_2 mul -2.69 x_3 add mul 5.87 cos add 0.432 mul -6.28 x_2 sub mul -0.922 tan add 0.222 mul -1.48 x_2 mul 0.5650000000000001 x_0