Write a program for Heap sort. Your program should read from an input file data3.txt and write to an output file output3.txt. The input/output format is identical to
programming assignment 1.
For this assignment you cannot use STL. Take the maximum size of array to be 100.
Follow all instructions in programming assignment 1.
Need help code in C++.
Input file for data3.txt
25 800 -3 100
200 400 20.8 37

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