Submission #955002

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Source Code Expand

#include <algorithm>
#include <iomanip>
#include <istream>
#include <map>
#include <numeric>
#include <ostream>
#include <set>
#include <sstream>
#include <string>
#include <utility>
#include <vector>
using namespace std;
// Powered by caide (code generator, tester, and library code inliner)


class Solution {
public:
    void solve(std::istream& in, std::ostream& out) {
		
		int n, x; in >> n >> x;

		if (x != (2 * n / 2))
		{
			out << "NO";
			return;
		}
		else {
			out << "YES" << endl;

			for (int i = 1; i <= 2 * n - 1; i++)
			{
				out << i << endl;
			}
		}


    }
};

void solve(std::istream& in, std::ostream& out)
{
    out << std::setprecision(12);
    Solution solution;
    solution.solve(in, out);
}


#include <fstream>
#include <iostream>


int main() {
    
    ios_base::sync_with_stdio(0);
    cin.tie(0);


    istream& in = cin;


    ostream& out = cout;

    solve(in, out);
    return 0;
}

Submission Info

Judge Result