Namjoon had 250 pieces of colored paper. Namjoon gave Yuna 60 pieces of colored paper, resulting Namjoon had 20 fewer than Yuna. How many pieces of colored paper did Yuna have at first?
250 60 [OP_SUB] 60 [OP_SUB] 20 [OP_ADD]
var_a = 250
var_b = 60
var_c = var_a - var_b
var_d = 60
var_e = var_c - var_d
var_f = 20
var_g = var_e + var_f
print(int(var_g))