2336. Smallest Number in Infinite Set 2336. Smallest Number in Infinite Set 這個題目滿有趣的,側重在邏輯處理的部分,寫 code
449. Serialize and Deserialize BST 449. Serialize and Deserialize BST 參考 297. Serialize and Deserialize
295. Find Median from Data Stream 295. Find Median from Data Stream 這題如果透過排序的話,就會很好做,在每次取出數值時,將記憶體中的每個數字排列好,