func_code_string: #include <bits/stdc++.h>   using namespace std;   int podch[1100];   int newp[1100];   signed main() {     ios::sync_with_stdio(false);     cin.tie(0);     cout.tie(0);     int n, k, x;     cin >> n >> k >> x;     for (int i = 0; i < n; i++) {       int tmp;       cin >> tmp;       podch[tmp]++;     }     for (int i = 0; i < k; i++) {       int countwas = 0;       for (int j = 0; j < 1100; j++) {         newp[j] = 0;       }       for (int j = 0; j < 1100; j++) {         int tmp = podch[j];         if (podch[j] % 2 != 0) {           if (countwas % 2 == 0) {             newp[(j ^ x)] += (podch[j] / 2 + 1);             newp[j] -= (podch[j] / 2 + 1);           } else {             newp[(j ^ x)] += (podch[j] / 2);             newp[j] -= (podch[j] / 2);           }         } else {           newp[(j ^ x)] += (podch[j] / 2);           newp[j] -= (podch[j] / 2);         }         countwas += tmp;       }       for (int j = 0; j < 1100; j++) {         podch[j] += newp[j];       }     }     int kek = 0;     for (int i = 0; i < 1100; i++) {       if (podch[i]) {         kek = i;         break;       }     }     int kek2 = 0;     for (int i = 0; i < 1100; i++) {       if (podch[i]) {         kek2 = i;       }     }     cout << kek2 <<     << kek << endl;   }   