11일차 개념

힙 Heap

문제 풀기

[Maximum Product of Two Elements in an Array](https://laser-wheel-ad9.notion.site/Maximum-Product-of-Two-Elements-in-an-Array-0f7b645cdff648f2893547b815e90dd1)

[The K Weakest Rows in a Matrix](https://laser-wheel-ad9.notion.site/The-K-Weakest-Rows-in-a-Matrix-0dce112fbb834fc191f226b8ca314892)

배열의 K번째 큰 요소

최소 힙

최대 힙