Eunji, who had 9 pieces of green confetti and 1 piece of red confetti, gave 4 of her confetti to Yuna. How many pieces of confetti does Eunji have now?
1 9 [OP_ADD] 4 [OP_SUB]
var_a = 1
var_b = 9
var_c = var_a + var_b
var_d = 4
var_e = var_c - var_d
print(int(var_e))