Advertisement
Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- using System;
- using System.Collections.Generic;
- using System.Linq;
- using System.Text;
- using System.Threading;
- using System.Threading.Tasks;
- namespace Binary_Search
- {
- class Program
- {
- static void Main(string[] args)
- {
- List <int> numbers = Console.ReadLine().Split(' ').Select(int.Parse).ToList();
- int numberTofind = int.Parse(Console.ReadLine());
- int countLinearsearch = LinearSearch(numbers, numberTofind);
- int countBinarySearh = BinarySearch(numbers, numberTofind);
- if (countLinearsearch < numbers.Count)
- {
- Console.WriteLine("Yes");
- }
- else
- {
- Console.WriteLine("No");
- }
- Console.WriteLine("Linear search made {0} iterations", countLinearsearch);
- Console.WriteLine("Binary search made {0} iterations", countBinarySearh);
- }
- private static int BinarySearch(List<int> numbers, int numberTofind)
- {
- int count = 0;
- numbers.Sort();
- int min = numbers[0];
- int max = numbers.Count-1;
- while (min <= max)
- {
- int midPoint = (min + max) / 2;
- count++;
- if (numbers[midPoint] < numberTofind)
- {
- min = midPoint + 1;
- }
- if (numbers[midPoint] > numberTofind)
- {
- max = midPoint - 1;
- }
- if (numbers[midPoint] == numberTofind)
- {
- break;
- }
- }
- return count;
- }
- private static int LinearSearch(List<int> numbers, int numberTofind)
- {
- int count = 0;
- for (int i = 0; i < numbers.Count; i++)
- {
- count++;
- if (numbers[i] == numberTofind)
- {
- return count;
- }
- }
- return count;
- }
- }
- }
Advertisement
Add Comment
Please, Sign In to add comment
Advertisement