Seokjin's mother gave birth to Seokjin at the age of 32. If his uncle is 3 years younger than his mother, find out how old his uncle is when Seokjin turns 12.
12 32 [OP_ADD] 3 [OP_SUB]
var_a = 12
var_b = 32
var_c = var_a + var_b
var_d = 3
var_e = var_c - var_d
print(int(var_e))