gay code

#include <iostream>
using namespace std;

int main()
{
    int n;
    int x;
    int a;
   cin>>n;
   cin>>x;
   a=2n+1;
   int b[a];

   b[n]=x;
   for (int i =n-1; i > -1; i--) {
       b[i]=b[i+1]-1;
   }
   for (int i=n+1; i < a; i++){
       b[i]=b[i-1]-1;
   }
   for (int i = 0; i < a; i++) {
      cout << b[i] <<endl;
   }