Eunji is 7 years old this year. Yuna is 5 years older than Eunji. What is the sum of Eunji and Yuna's ages this year?
7 7 5 [OP_ADD] [OP_ADD]
var_a = 7
var_b = 7
var_c = 5
var_d = var_b + var_c
var_e = var_a + var_d
print(int(var_e))