heap sort algorithm in c

Eight sort algorithms that must be known [java Implementation] (3) Merge sort algorithms and Heap Sort Algorithms I. Merge Sorting Algorithm Basic Idea: The Merge Sorting method combines two (or more) ordered tables into a new ordered table, that is, the sequence to be sorte

child node in order. Parent (i) = I/2 Left (i) = 2i+1, right (i) = 2i+2 Note I is starting from 0, when I was counted from 1, the relationship was slightly different. The two most common applications of the heap are heap sorting and priority queues, which are used in some algorithms, such as the minimum spanning tree algorithm. When working on a

PHP implements Heap Sort and heap Algorithm introduction: Here I directly reference the beginning of "big talk Data Structure: As mentioned above, simply select sorting. It needs to be compared n-1 times to select the smallest record among the n records to be sorted. This can also be understood, it is normal that the f

Heap sorting is called the heap sort, but it has no actual relationship with the heap in memory. On the algorithm, heap ordering is generally implemented in the form of arrays, that is, binary heap.We can consider the

reduced (the last number is removed), and then the first number is adjusted downwards, the largest number is the last. Until there is only one number in the heap.The process of building the heap is from the last non-leaf node until the node is adjusted downwards. Let's say we're going to sort in ascending order. That is, when the downward adjustment, the small swap to the parent node.650) this.width=650; "

Heap is actually a binary tree, the condition that needs to be satisfied is that each node's key value is greater than or equal to the node's child node key value* Its relative binary sort tree is subordinate to the weak sequence. Because the right node key value is not required to be greater than the left key value. But using large stacks to implement priority queues* Quickly remove the largest keyword an

Select Sort Heap Sort1. Select sort:　　Description: Select sort (Selection sort) is a simple and intuitive sorting algorithm . It works as follows. First find the smallest (Large) element in the unordered sequence, place it at th

Detailed explanation of heap sorting algorithm implemented by PHP, and detailed explanation of heap Sorting Algorithm This example describes the heap sorting algorithm implemented by PHP. We will share this with you for your refer

exchanging it with a[n-1], you can put the element in the correct position, reduce the size of the heap and filter, thus in the a[0 ... N-2] to construct a new maximum heap. The heap sorting algorithm repeats this process until the heap size drops from n-1 to 1.1 void2Heaps

　　 intlargest_index=index;104 　　 while((2*present+1) //judge whether there is a son the 　　　　 if(array[2*present+1]>largest) {106Largest=array[2*present+1];107Largest_index=2*present+1;108 　　 }109 　　 if((2*present+2) largest) { theLargest=array[2*present+2];111Largest_index=2*present+2; the 　　 }113 　　 if(largest_index!=present) { thearray[present]=largest; thePresent=Largest_index; thelargest=value;117}Else{118 　　　　 Break;119 　　 } - 　　 }121array[present]=value;122}123 124 the 126 /

This article will introduce three sorting algorithms--insert sort, hill sort, heap sort. All examples of this article use ascendingI. Insert SortAlgorithmic thinkingMaintains an ordered array, comparing the data to be inserted with the number one by one of the ordered array from the last element until the appropriate p

Java Sorting Algorithm (III): heap sorting, java Sorting Algorithm heap sorting Java Sorting Algorithm (3) Heap sorting HeapSort is a sort algorith