#include <bits/stdc++.h>
using namespace std;
typedef double db;
#define int long long
#define fi first
#define se second
#define mk make_pair
#define pb emplace_back
#define poly vector<int>
#define Bt(a) bitset<a>
#define bc __builtin_popcount
#define pc putchar
#define ci const int&
const int mod = 998244353;
const db eps = 1e-10;
inline int Max(ci x, ci y) {return x > y ? x : y;}
inline int Min(ci x, ci y) {return x < y ? x : y;}
inline db Max(db x, db y) {return x - y > eps ? x : y;}
inline db Min(db x, db y) {return x - y < eps ? x : y;}
inline int Add(ci x, ci y, ci M = mod) {return (x + y) % M;}
inline int Mul(ci x, ci y, ci M = mod) {return 1ll * x * y % M;}
inline int Dec(ci x, ci y, ci M = mod) {return (x - y + M) % M;}
typedef pair<int, int> pii;
inline int Abs(int x) {return x < 0 ? -x : x;}
//char buf[1<<21],*p1=buf,*p2=buf;
//#define getchar() (p1==p2&&(p2=(p1=buf)+fread(buf,1,1<<21,stdin),p1==p2)?EOF:*p1++)
char Obuf[105000],*O=Obuf;//Siz shoule be the size of Out File
int pst[30],ptop;
inline void Fprint(){fwrite(Obuf,1,O-Obuf,stdout);}
inline void Fwrite(int x){
  if(x==0){*O++='0';if(O-Obuf>100000)Fprint(),O=Obuf;return;}
  if(x<0)*O++='-',x=-x;ptop=0;
  while(x)pst[++ptop]=x%10,x/=10;
  while(ptop)*O++=pst[ptop--]+'0';
  if(O-Obuf>100000)Fprint(),O=Obuf;
}
inline int read() {
    int s = 0, w = 1;
    char ch = getchar();
    while (!isdigit(ch)) {if (ch == '-') w = -1;ch = getchar();}
    while (isdigit(ch)) {s = s * 10 + ch - '0';ch = getchar();}
    return s * w;
}
inline void write(int x) {
    if (x < 0)putchar('-'), x = -x;
    if (x > 9)write(x / 10);
	pc(x % 10 + '0');
}
inline int qpow(int x, int y) {
    int res = 1;
    while (y) {if (y & 1)res = Mul(res, x);x = Mul(x, x);y >>= 1;}
    return res;
}
inline void cadd(int &x, int y) {x += y;}
inline void cmul(int &x, int y) {x *= y;}
inline void cmax(int &x, int y) {x = Max(x, y);}
inline void cmin(int &x, int y) {x = Min(x, y);}
const int N = 3e5 + 10;
namespace Refined_heart{
	char s[1000];
	int T;
	int b[N],a[N];
	int c[N];
	void transmit(int now){
		int n=read();
		int v=0;
		for(int i=1;i<=n;++i)a[i]=read();
		for(int i=1;i<=n;++i)v^=a[i];
		for(int i=1;i<=n;++i){
			a[i]<<=10;
			a[i]|=v;
		}
		for(int i=1;i<=n;++i)cout<<a[i]<<" ";
		pc('\n');
	}
	void recover(int now){
		int n=read();
		for(int i=1;i<=n;++i)b[i]=read();
		for(int i=1;i<=n;++i){c[i]=b[i]>>10;}
		int v=0;
		for(int i=1;i<=n;++i)v^=c[i];
		int num=b[1]&((1<<10)-1);
		if(num==v){
			sort(c+1,c+n+1);
			for(int i=1;i<=n;++i)cout<<c[i]<<" ";
			pc('\n');
			return;
		}
		int rest=num^v;
		++n;
		c[n]=rest;
		sort(c+1,c+n+1);
		for(int i=1;i<=n;++i)cout<<c[i]<<' ';
		pc('\n');
	}
	void solve(){
		int fg=0;
		cin>>s;
		if(s[0]=='t')fg=1;
		else fg=0;
		T=read();
		for(int i=1;i<=T;++i){
			for(int k=1;k<=1000;++k)a[i]=b[i]=c[i]=0;
			if(fg)transmit(i);
			else recover(i);
		}
	}
}
signed main(){
	Refined_heart::solve();
	return 0;
}