1
& 0
 1
^ 123
 10
^ 218
& 150
| 935
& 61
| 588
& 897
| 411
| 584
^ 800
| 704
 3
& 1
& 3
& 5
 1
| 123
 1
^ 0
 1
| 1023
 3
& 242
^ 506
^ 522
 10
^ 160
& 1021
& 510
^ 470
& 1022
& 251
& 760
& 1016
| 772
| 515
 1
& 1023
 1
| 0
 2
| 56
^ 875
 1
^ 1023
 2
| 999
^ 689
 3
^ 125
^ 377
& 1019
 1
& 123

3
& 0
| 0
^ 0
 3
& 1023
| 0
^ 123
 3
& 763
| 763
^ 0
 3
& 1
| 0
^ 0
 3
& 1023
| 123
^ 0
 3
& 1023
| 0
^ 0
 3
& 1023
| 1023
^ 0
 3
& 1010
| 768
^ 240
 2
| 775
^ 112
 3
& 1023
| 0
^ 0
 3
& 1023
| 0
^ 0
 3
& 983
| 16
^ 835
 3
& 1023
| 0
^ 1023
 3
& 350
| 326
^ 16
 3
& 1019
| 0
^ 256
 3
& 123
| 0
^ 0

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.*;

public class C {
    public static void main(String[] args) throws IOException {
        BufferedReader br = new BufferedReader(new InputStreamReader(System.in));
        Integer n = Integer.parseInt(br.readLine());

        int[] temp = new int[10];
        for(int i = 0; i < 10; i++) {
            // 0 -> unset
            // 1 -> set
            // 2 -> flip
            // 3 -> pass through
            temp[i] = 3;
        }

        for(int i = 0; i < n; i++) {

            String s[] = br.readLine().split(" ");
            Integer val = Integer.parseInt(s[1]);


            if(s[0].equals("&")) {
                for(int j = 9; j >= 0; j--) {
                    int bit = val & 1;
                    if(bit == 0) {
                        temp[j] = 0;
                    }
                    val >>= 1;
                }
            } else if(s[0].equals("|")) {
                for(int j = 9; j >= 0; j--) {
                    int bit = val & 1;
                    if(bit == 1) {
                        temp[j] = 1;
                    }
                    val >>= 1;
                }
            } else if(s[0].equals("^")) {
                for(int j = 9; j >= 0; j--) {
                    int bit = val & 1;
                    if(bit == 1) {
                        if(temp[j] == 3) {
                            temp[j] = 2;
                        } else if(temp[j] == 2) {
                            temp[j] = 3;
                        } else if(temp[j] == 1) {
                            temp[j] = 0;
                        } else if(temp[j] == 0) {
                            temp[j] = 1;
                        }
                    }
                    val >>= 1;
                }
            }
        }

        int res = 0;
        for (int i = 0; i < 10; i++) {
            res <<= 1;
            res += (temp[i] == 0 || temp[i] == 1) ? 0 : 1;
        }
        System.out.println("& " + res);

        res = 0;
        for (int i = 0; i < 10; i++) {
            res <<= 1;
            if(temp[i] == 2) {
                res += 1;
            } else if(temp[i] == 0) {
                res += 1;
            } else {
                res += 0;
            }
        }

        System.out.println("^ " + res);
    }
}
