In Seokjin's class, 37 students submitted math homework and 42 Korean language homework. If the total number of students is 48 and no student has missed both homework assignments, how many students have completed both homework assignments?
37 42 [OP_ADD] 48 [OP_SUB]
var_a = 37
var_b = 42
var_c = var_a + var_b
var_d = 48
var_e = var_c - var_d
print(int(var_e))