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#include <bits/stdc++.h>
using namespace std;
 
#define ms(s,n) memset(s,n,sizeof(s))
#define all(a) a.begin(),a.end()
#define present(t, x) (t.find(x) != t.end())
#define sz(a) int((a).size())
#define FOR(i, a, b) for (int i = (a); i < (b); ++i)
#define FORd(i, a, b) for (int i = (a) - 1; i >= (b); --i)
#define pb push_back
#define pf push_front
#define fi first
#define se second
#define mp make_pair
 
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<int,int> pi;
typedef vector<int> vi;
typedef vector<pi> vii;
 
const int MOD = (int) 1e9+7;
const int INF = (int) 1e9+1;
inline ll gcd(ll a,ll b){ll r;while(b){r=a%b;a=b;b=r;}return a;}
inline ll lcm(ll a,ll b){return a/gcd(a,b)*b;}
 
 
void FileIO(){
	freopen("input.txt","r", stdin);
	freopen("output.txt","w",stdout);
}
 
int n,m,k;
 
void inp(){
	cin>>n>>m>>k;
	ll a[n],b[m],c[k];
	FOR(i,0,n) cin>>a[i];
	FOR(i,0,m) cin>>b[i];
	FOR(i,0,k) cin>>c[i];
	int i=0,j=0,l=0;
	vector<ll> res;
	while(i<n && j<m && l<k){
		if(a[i]==b[j] && b[j]==c[l]){
			res.pb(a[i]);
			++i;++j;++l;
		}
		else if(a[i]<=b[j] && a[i]<=c[l]){
			++i;
		}
		else if(b[j]<=a[i] && b[j]<=c[l]){
			++j;
		}
		else
			++l;
	}
	if(sz(res)==0){
		cout<<"-1\n";
		return;
	}
	for(ll x : res)
		cout<<x<<" ";
	cout<<"\n";
}
 
int main(){
	//FileIO();
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	int t;cin>>t;
	while(t--){
		inp();
	}
}

Main.java:1: error: illegal character: '#'
#include <bits/stdc++.h>
^
Main.java:1: error: class, interface, or enum expected
#include <bits/stdc++.h>
         ^
Main.java:4: error: illegal character: '#'
#define ms(s,n) memset(s,n,sizeof(s))
^
Main.java:4: error: class, interface, or enum expected
#define ms(s,n) memset(s,n,sizeof(s))
        ^
Main.java:5: error: illegal character: '#'
#define all(a) a.begin(),a.end()
^
Main.java:6: error: illegal character: '#'
#define present(t, x) (t.find(x) != t.end())
^
Main.java:7: error: illegal character: '#'
#define sz(a) int((a).size())
^
Main.java:8: error: illegal character: '#'
#define FOR(i, a, b) for (int i = (a); i < (b); ++i)
^
Main.java:8: error: class, interface, or enum expected
#define FOR(i, a, b) for (int i = (a); i < (b); ++i)
                                       ^
Main.java:8: error: class, interface, or enum expected
#define FOR(i, a, b) for (int i = (a); i < (b); ++i)
                                                ^
Main.java:9: error: illegal character: '#'
#define FORd(i, a, b) for (int i = (a) - 1; i >= (b); --i)
^
Main.java:9: error: class, interface, or enum expected
#define FORd(i, a, b) for (int i = (a) - 1; i >= (b); --i)
                                            ^
Main.java:9: error: class, interface, or enum expected
#define FORd(i, a, b) for (int i = (a) - 1; i >= (b); --i)
                                                      ^
Main.java:10: error: illegal character: '#'
#define pb push_back
^
Main.java:11: error: illegal character: '#'
#define pf push_front
^
Main.java:12: error: illegal character: '#'
#define fi first
^
Main.java:13: error: illegal character: '#'
#define se second
^
Main.java:14: error: illegal character: '#'
#define mp make_pair
^
Main.java:17: error: class, interface, or enum expected
typedef unsigned long long ull;
^
Main.java:18: error: class, interface, or enum expected
typedef long double ld;
^
Main.java:19: error: class, interface, or enum expected
typedef pair<int,int> pi;
^
Main.java:20: error: class, interface, or enum expected
typedef vector<int> vi;
^
Main.java:21: error: class, interface, or enum expected
typedef vector<pi> vii;
^
Main.java:23: error: class, interface, or enum expected
const int MOD = (int) 1e9+7;
^
Main.java:24: error: class, interface, or enum expected
const int INF = (int) 1e9+1;
^
Main.java:25: error: class, interface, or enum expected
inline ll gcd(ll a,ll b){ll r;while(b){r=a%b;a=b;b=r;}return a;}
^
Main.java:25: error: class, interface, or enum expected
inline ll gcd(ll a,ll b){ll r;while(b){r=a%b;a=b;b=r;}return a;}
                              ^
Main.java:25: error: class, interface, or enum expected
inline ll gcd(ll a,ll b){ll r;while(b){r=a%b;a=b;b=r;}return a;}
                                             ^
Main.java:25: error: class, interface, or enum expected
inline ll gcd(ll a,ll b){ll r;while(b){r=a%b;a=b;b=r;}return a;}
                                                 ^
Main.java:25: error: class, interface, or enum expected
inline ll gcd(ll a,ll b){ll r;while(b){r=a%b;a=b;b=r;}return a;}
                                                     ^
Main.java:25: error: class, interface, or enum expected
inline ll gcd(ll a,ll b){ll r;while(b){r=a%b;a=b;b=r;}return a;}
                                                               ^
Main.java:26: error: class, interface, or enum expected
inline ll lcm(ll a,ll b){return a/gcd(a,b)*b;}
                                             ^
Main.java:31: error: class, interface, or enum expected
	freopen("output.txt","w",stdout);
	^
Main.java:32: error: class, interface, or enum expected
}
^
Main.java:36: error: class, interface, or enum expected
void inp(){
^
Main.java:38: error: class, interface, or enum expected
	ll a[n],b[m],c[k];
	^
Main.java:39: error: class, interface, or enum expected
	FOR(i,0,n) cin>>a[i];
	^
Main.java:40: error: class, interface, or enum expected
	FOR(i,0,m) cin>>b[i];
	^
Main.java:41: error: class, interface, or enum expected
	FOR(i,0,k) cin>>c[i];
	^
Main.java:42: error: class, interface, or enum expected
	int i=0,j=0,l=0;
	^
Main.java:43: error: class, interface, or enum expected
	vector<ll> res;
	^
Main.java:44: error: class, interface, or enum expected
	while(i<n && j<m && l<k){
	^
Main.java:47: error: class, interface, or enum expected
			++i;++j;++l;
			^
Main.java:47: error: class, interface, or enum expected
			++i;++j;++l;
			    ^
Main.java:47: error: class, interface, or enum expected
			++i;++j;++l;
			        ^
Main.java:48: error: class, interface, or enum expected
		}
		^
Main.java:51: error: class, interface, or enum expected
		}
		^
Main.java:54: error: class, interface, or enum expected
		}
		^
Main.java:57: error: class, interface, or enum expected
	}
	^
Main.java:60: error: class, interface, or enum expected
		return;
		^
Main.java:61: error: class, interface, or enum expected
	}
	^
Main.java:64: error: class, interface, or enum expected
	cout<<"\n";
	^
Main.java:65: error: class, interface, or enum expected
}
^
Main.java:70: error: class, interface, or enum expected
	cin.tie(nullptr);
	^
Main.java:71: error: class, interface, or enum expected
	int t;cin>>t;
	^
Main.java:71: error: class, interface, or enum expected
	int t;cin>>t;
	      ^
Main.java:72: error: class, interface, or enum expected
	while(t--){
	^
Main.java:74: error: class, interface, or enum expected
	}
	^
58 errors

Standard output is empty