When Daehyeon and Donggil cleaned the school for 8 days, an area equivalent to 7/12 of the total area was cleaned. If it took 10 days for Daehyeon to clean the rest of the area by himself, how many days did it take for Donggil to clean the entire area alone?
1 7/12 8 [OP_DIV] 1 7/12 [OP_SUB] 10 [OP_DIV] [OP_SUB] [OP_DIV]
var_a = 1
var_b = 0.5833333333333334
var_c = 8
var_d = var_b / var_c
var_e = 1
var_f = 0.5833333333333334
var_g = var_e - var_f
var_h = 10
var_i = var_g / var_h
var_j = var_d - var_i
var_k = var_a / var_j
print(int(eval('{:.2f}'.format(round(var_k+1e-10,2)))))