//#define DEB1 //input from input.txt
//#define NDEBUG
#include <iostream>
#include <algorithm>
#include <string>
#include <fstream>
#include <vector>
#include <cstdio>
#include <cmath>
#include <queue>
#include <stack>
#include <cmath>
#include <cstdlib>
#include <cstring>
#include <string>
#include <set>
#include <map>
#include <thread>
#include <mutex>
#include <iomanip>
#include <cassert>

#define ZERO(a) memset(a, 0, sizeof(a))
#define MINUS(a) memset(a, 0xff, sizeof(a))
#define INF(a) memset(a, 0x3f, sizeof(a))
#define ALL(t) (t).begin(),(t).end()
#define FILL(a,c) fill(a, a+ sizeof(a)/sizeof(*a),c)
#define FILL2D(A,c) fill(A[0], A[0] +sizeof(A)/sizeof(**A),c)
#define FILL3D(A,c) fill(A[0][0], A[0][0] +sizeof(A)/sizeof(***A),c)
#define REP(i,m) for(int i=0;i<(m);++i)
// closed interval, inverse repeat
#define CIREP(i,start,fin) for(int i=(start);i>=(fin);i--)
#define CREP(i,start,fin) for(int i=(start);i<=(fin);i++)
#define RNG(i,start,fin) for(int i=(start);i<(fin);i++)
#define IN(a, x, b) (a<=x && x<b)
#define PB push_back
#define SZ(x) (int)(x).size()

using namespace std;

using LL = long long;
using PAIR = pair<int, int>;
using PAIRLL = pair<LL,LL>;
using VI = vector<int>;
using VLL = vector<LL>;
using VVLL = vector<VLL>;
using VVI = vector<VI>;
const LL LINF = 1001002003004005006ll;
/* 
template<typename T>inline istream& operator>>(istream&i,vector<T>&v)
{REP(j,SZ(v))i>>v[j];return i;}

template<typename T>string join(const vector<T>&v)
{stringstream s;REP(i,SZ(v))s<<' '<<v[i];return s.str().substr(1);}

template<typename T>inline ostream& operator<<(ostream&o,const vector<T>&v)
{if(SZ(v))o<<join(v);return o;}
*/

template<class T> inline bool chmin(T& a, T b) {
    if (a > b) {
        a = b;
        return true;
    }
    return false;
}
template<class T> inline bool chmax(T& a, T b) {
    if (a < b) {
        a = b;
        return true;
    }
    return false;
}




/*
constant values
*/

//const int dx[] = {1,0,-1,0};
//const int dy[] = {0,1,0,-1};
//const int MX = 31001;

//const ll INF= 1LL<<60 ;//INF = 1001001001001; //1e9


// Main program
void solve(){
    LL N; cin >> N;
    LL K; cin >> K;
    K*=N;

    //int max_k = log2(N*K);

    map<int,VLL> key_id; //key_id

    // input, next[0][]
    VLL A(N);
    VLL W(N);
    //VI B(N);
    cerr << "error test" << endl;

    REP(i,2*N){
        
        if(i<N){
            cin >> A[i];
            //A[N+i]=B[i]; // 1 2 3 2 3 1 2 3 2 3
        }
        
        // same exist before
        int a = A[i%N];
        if(key_id.count(a)!=0){
            int id = key_id[a].back(); //- - - 1 2, 0 3 4 ..  
            if (id<N) W[id] = i - id + 1;
        }
        // add key
        key_id[a].PB(i);
         //several id for one key
    }

    /*  
    REP(i,N){
        cin >> A[i];
        key_id[A[i]].PB(i);
    }

    VLL W(N);
    for (auto kv:key_id){
        int s = kv.second.size();
        kv.second.PB(kv.second[0]+N);
        REP(i,s){
            W[kv.second[i]] = kv.second[i+1] - kv.second[i] +1;
        }
    }


    */

    

     
    // doubling

    const int L = 60;
    //const int inf = LLONG_MAX/3;
    VVLL nx(L+1,W);

    /* 
    REP(_,L){
        VLL&x=nx.back();
        VLL Y(N);
        REP(i,N) Y[i]=min(LINF,x[i] + x[(i+x[i])%N]);
        nx.PB(Y);
    }
    */

    
    REP(k,L){
        REP(i,N){
            LL nowid = i + nx[k][i];
            LL nextid = nowid + nx[k][nowid%N];
            nx[k+1][i] = min(LINF,nextid - i); //= next[k][i] + next[k][nowid%N]
        }
    }


    LL cur=0;
    CIREP(i,L,0){
        if(cur + nx[i][cur%N] <= K) cur+=nx[i][cur%N];
    }

    // do as the task
    if(cur==K) return;

    VLL ans;
    set<int> has;
    CREP(i,cur%N,N-1){
        if(has.count(A[i])){
            while(1){
                int v = ans.back();
                ans.pop_back();
                has.erase(v);
                if(v==A[i]) break;
            }
        }else{
            ans.PB(A[i]);
            has.insert(A[i]);
        }
    }

    REP(i,SZ(ans)){
        cout << ans[i];
        if(i< SZ(ans)-1) cout << " ";
        else cout <<endl;
    }
    return;
}



// ----------------------------------------------
int main(){

#ifdef DEB1
    cout << "DEBUG MODE"  << endl;
    ifstream in("input.txt"); //for debug
    cin.rdbuf(in.rdbuf()); //for debug
#endif

    int T=1; 

    for (int i = 0; i < T; ++i) {
        solve();
    }

    return 0;
}

Measured memory_bytes: 132848