Answers for "quick sort predefined function in c++"

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quick sort predefined function in c++

#include <cstdlib>

//declare compare
int compare(const void* a, const void* b)
{
	const int* x = (int*) a;
	const int* y = (int*) b;

	if (*x > *y)
		return 1;
	else if (*x < *y)
		return -1;

	return 0;
}

//fuction used
qsort(arr,num,sizeof(int),compare);

Posted by: Guest on May-13-2020

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