Diferente pentru problema/sumtree intre reviziile #30 si #31
Nu exista diferente intre titluri.
Diferente intre continut:
* 1 ≤ $N$ ≤ 100000 * 1 ≤ <tex>value_i</tex> ≤ 30000 * For the first subtask (1 ≤ $N$ ≤ 1000)
* For the second subtask, <tex> value[i]= value[1]</tex> for $i = 1, 2,...n$
* For the second subtask, <tex> value_i = value_1 </tex> for $i = 1, 2,...n$
h2. Exemplu
