#include<bits/stdc++.h>
using namespace std;
#define rep(i, n) for(int i = 0; i < (int)(n); i++)

int main(){
  vector<vector<int>> v(1<<17, vector<int> (17));
  auto ins = [&](int a){
    rep(i, 17){
      if(i == 0)v[a][0]++;
      else if(a%2 == 0)v[a/=2][i]++;
      else a /= 2;
    }
  };
  auto era = [&](int a){
    rep(i, 17){
      if(i == 0)v[a][0]--;
      else if(a%2 == 0)v[a/=2][i]--;
      else a /= 2;
    }
  };
  auto fin = [&](int a){
    int at = 0;
    for(int i = 16; i >= 1; i--){
      if(v[at][i] < a){
        a -= v[at][i];
        at = at * 2 + 1;
      }
      else at *= 2;
    }
    return at;
  };
  int N, K, Q, A, t, n, m;
  cin >> N >> K >> Q;
  rep(i, N){
    cin >> A;
    ins(A);
  }
  rep(i, Q){
    cin >> t;
    switch(t){
      case 1:
      cin >> n;
      ins(n);
      break;
      case 2:
      cin >> n;
      m = fin(K);
      era(m);
      ins(m+n);
      break;
      case 3:
      cout << fin(K) << endl;
    }
  }
}