#include<bits/stdc++.h>
using namespace std;
long long  n,k,m;
int T;
int cnt=0;
bool check(){
    cnt=0;
    while(m){
        cnt++;
        m/=2;
    }
    return k>=(1<<cnt);
}
long long  lowbit(long long  x){
    return x&-x;
}
int main(){
    cin>>T;
    while(T--){
        cin>>n>>k>>m;
        long long  p=m;
        if(check()){
            puts("-1");
            continue;
        }
        if(k==0){
            for(int i=1;i<=n;i++) cout<<0<<" ";
            continue;
        }
        if(k<=p){
            if(n%2==0){
                for(int i=1;i<=n-1;i++) cout<<0<<" ";
                cout<<k<<endl;
            }
            else {
                for(int i=1;i<=n-1;i++) cout<<0<<" ";
                cout<<k<<endl;
            }
        }
        else{
            if(n%2==0){
                for(int i=1;i<=n-2;i++) cout<<0<<" ";
                cout<<(1ll<<cnt-1)<<" "<<k-(1ll<<cnt-1)<<endl;
            }
            else{
                for(int i=1;i<=n-3;i++) cout<<0<<" ";
                long long q=k-(1<<cnt-1);
                cout<<(1ll<<cnt-1)<<" "<<q-lowbit(q)<<" "<<lowbit(q)<<endl;
            }
        }
    }
}