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  1. Prepare
  2. Algorithms
  3. Implementation
  4. Drawing Book
  5. Discussions

Drawing Book

  • anirudherabelly
     + 1 comment
    • Implementation in c#
    • Cheers:)
    using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
class Solution {

    static void Main(String[] args) {
        int n = Convert.ToInt32(Console.ReadLine());
        int p = Convert.ToInt32(Console.ReadLine());
        // your code goes here
        int fromBack;
        int fromFront = (int)Math.Ceiling(((float)(p-1))/2);
        
        if(n%2==1){
            fromBack = (n-p)/2;
        }
        else{
            fromBack = (int)Math.Ceiling(((float)(n-p))/2);
        }
        if(fromFront<=fromBack)Console.WriteLine(fromFront);
        else Console.WriteLine(fromBack);  
    }
}