Submission #1439687

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Source Code Expand

#include <iostream>
using namespace std;
typedef unsigned long long u64;

int main(void)
{
  cin.tie(0);
  ios::sync_with_stdio(false);
  u64 n, x;
  cin >> n >> x;
  if (n!=x) {cout << "No" << endl; return 0;}
  cout << "Yes" << endl;
  for (int i = 1; i <= n*2-1; ++i) {
    cout << i << endl;
  }
  return 0;
}

Submission Info

Judge Result