Eunji bought a notebook with half of her pocket money she received from her uncle yesterday. Today, she received 550 won from her mother, so the total is 1,000 won. How much money did she get from your uncle?
1000 550 [OP_SUB] 2 [OP_MUL]
var_a = 1000
var_b = 550
var_c = var_a - var_b
var_d = 2
var_e = var_c * var_d
print(int(var_e))