1845a.cpp

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

int main() {
    int t;
    cin >> t;
    while (t--) {
        int n, k, x;
        cin >> n >> k >> x;

        if(x!=1){
            cout << "YES" << "\n";
            cout << n << "\n";
            for(int i = 0;i<n;i++){
                cout << 1 << " ";
            }
            cout << "\n";
        }else{
            if(k == 1){
                cout << "NO" << "\n";
            }
            else if(k == 2 && n%2 == 1){
                cout << "NO" << "\n";
            }
            else if(k>=2 && n%2 == 0){
                cout << "YES" <<"\n";
                cout << n/2 << "\n";
                for(int i = 0;i<n/2;i++){
                cout << 2 << " ";
                }
            }
            else if(k>=3 && n%2 == 1){
                cout << "YES" << "\n";
                cout << (n-3)/2 + 1 << "\n";
                for(int i = 0;i < (n-3)/2;i++){
                    cout << 2 << " ";
                }
                cout << 3 << "\n";
            }
        }
    }
    return 0;
}