include<stdio.h> #include<stdlib.h> int binarySearch(int arr[], int n, int k) { int start = 0; int end = n-1; while(start<=end) { int mid = (start+end)/2; if(arr[mid]==k) return mid; elseif(arr[mid]<k) start = mid + 1; elseif(arr[mid]>k) end = mid - 1; } return0; } //6 3 //5 5 7 9 15 2 int main() { int n, k, happyCounter=0; scanf("%d%d", &n,&k); int arr[n]; for(int arr_ind=0;arr_ind<n;arr_ind++) scanf("%d", &arr[arr_ind]); for(int arr_ind=0;arr_ind<n;arr_ind++) { for(int range=arr[arr_ind]-k;range<=arr[arr_ind]+k;range++) { if(binarySearch(arr, n, range)) { happyCounter++; break;.

The code you provided appears to be a C program that implements a binary search algorithms along…

Answered: int binarySearch(int arr[], int n, int…

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

include<stdio.h>
	#include<stdlib.h>

	int binarySearch(int arr[], int n, int k)
	{
	int start = 0;
	int end = n-1;

	while(start<=end)
	{
	int mid = (start+end)/2;

	if(arr[mid]==k)
	return mid;
	elseif(arr[mid]<k)
	start = mid + 1;
	elseif(arr[mid]>k)
	end = mid - 1;
	}
	return0;
	}
	//6 3
	//5 5 7 9 15 2
	int main()
	{
	int n, k, happyCounter=0;
	scanf("%d%d", &n,&k);

	int arr[n];

	for(int arr_ind=0;arr_ind<n;arr_ind++)
	scanf("%d", &arr[arr_ind]);

	for(int arr_ind=0;arr_ind<n;arr_ind++)
	{
	for(int range=arr[arr_ind]-k;range<=arr[arr_ind]+k;range++)
	{
	if(binarySearch(arr, n, range))
	{
	happyCounter++;
	break;.

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