##### ###### ##### ### # # ### # # ###### ## ## ## ## ## ## ## # # # # # ## ##### #### ##### # # # # # # # #### ## # ## ## ## ## # # # # # ## ## # ###### ## ### # ### # ######
##### ###### ##### ### # # ### # # ###### ## ## ## ## ## ## ## # # # # # ## ##### #### ##### # # # # # # # #### ## # ## ## ## ## # # # # # ## ## # ###### ## ### # ### # ######
See the structure
Min-heap with elements : plaintext 1 / \ 3 2 / \ / \ 7 6 4 5 The root () is the minimum. Each parent is smaller than its children: , , , , etc.
Note: siblings have no ordering relationship. and are unordered relative to each other. Time: . Space: .
