If Eunji stands in line for a bus and there are 6 people waiting in front and 5 people behind, how many people are there?
6 1 [OP_ADD] 5 [OP_ADD]
var_a = 6
var_b = 1
var_c = var_a + var_b
var_d = 5
var_e = var_c + var_d
print(int(var_e))