20 students stood in a line. Jungkook is the last in line, and there are 5 students between Yoongi and Jungkook. How many students are standing in front of Yoongi?
20 1 [OP_SUB] 5 [OP_SUB] 1 [OP_SUB]
var_a = 20
var_b = 1
var_c = var_a - var_b
var_d = 5
var_e = var_c - var_d
var_f = 1
var_g = var_e - var_f
print(int(var_g))