Submission #66808610

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Source Code Expand

#include <bits/stdc++.h>
using namespace std;

int main () {
  ios_base::sync_with_stdio(0); cin.tie(0);
  int T;
  cin >> T;
  while (T--) {
    int m, k;
    cin >> m >> k;
    vector<int> a;
    if (k == m) {
      a.resize(m);
      iota(a.begin(), a.end(), 0);
    }
    else if (k%2 == 1) {
      for (int i = 0; i <= k/2; i++) a.push_back(i);
    }
    else if (k%2 == 0 && k > 4) {
      for (int i = 0; i < k/2-1; i++) {
        a.push_back(i);
      }
      a.push_back(k/2);
    }
    else if (k == 4 && m%4 == 0) {
      a = {0, m/4, m/2};
    }
    else if (k == 2 && m%2 == 0) {
      a = {0, m/2};
    }

    if (a.empty()) {
      cout << "No\n";
    }
    else {
      cout << "Yes\n";
      cout << a.size() << '\n';
      for (auto& x: a) cout << x << ' ';
      cout << '\n';
    }
  }
}

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