You need to subtract 46 from a certain number, but mistakenly subtracted 64, and got 122. Find the result of the correct calculation.
122 64 [OP_ADD] 46 [OP_SUB]
var_a = 122
var_b = 64
var_c = var_a + var_b
var_d = 46
var_e = var_c - var_d
print(int(var_e))