5
5 3
2 4
3 1
4 5
 4
2 4
3 2
2 1
 5
5 3
2 4
3 1
4 5
 2
1 2
 4
3 4
2 3
3 1
 10
8 10
2 9
7 8
4 1
7 3
4 7
2 5
2 4
4 6
 5
3 4
3 2
3 1
1 5
 3
1 2
2 3
 5
1 2
1 3
1 4
1 5

1 2
2 3
2 4
 1 3
2 4
3 5
4 5
 1 2
 1 3
2 3
3 4
 1 4
2 4
2 5
2 9
3 7
4 6
4 7
7 8
8 10
 1 3
1 5
2 3
3 4
 1 2
2 3
 1 2
1 3
1 4
1 5

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

public class d {

    static BufferedReader br;
    static long mod = 1000000000 + 7;
    static HashSet<Integer> p = new HashSet<>();
     static boolean debug =true;
           //  Arrays.sort(time  , (a1,a2) -> (a1[0]-a2[0])); 2d array sort lamda
    public static void main(String[] args) throws Exception {
        br = new BufferedReader(new InputStreamReader(System.in));
        int tc = 1;
       // tc = cinI();
        while (tc-- > 0) {
              
              int n =cinI();

              HashSet<Integer> g[] =new HashSet[n+1];
              for(int i =0;i<=n;i++){
              	g[i]=new HashSet<Integer>();
              }

              HashSet<Integer> checked =  new HashSet<>();
                  
              for(int k=0;k<n/2;k++){
                   if(checked.size()==n){
                   	break;
                   }
                   for(int i=1;i<=n;i++){
                   	if(checked.contains(i)==false){
                   		checked.add(i);
                  	System.out.println("? "+i);
                   		int[] a =readArray(n,0,0);

                   		for(int j=0;j<n;j++){
                   		//	System.out.println(i+"xx "+a[j]);
                   			if(a[j]==1){
                   				g[i].add(j+1);
                   			//	System.out.println(i+"zz "+j);
                   				g[j+1].add(i);
                   				checked.add(j);
                   			}
                   		}
                   		
                   	}
                   	else{
                   		break;
                   	}
                   }
              }
              boolean[] vis=new boolean[n+1];
              for(int i=1;i<=n;i++){
              	//System.out.println(i+" as");
              	vis[i]=true;
                   for(int c:g[i]){
                   	if(vis[c]==false)
                   	System.out.println(i+" "+c);

                   }
              }
        }
    }

    public static <E> void print(String var ,E e){
      if(debug==true){
      System.out.println(var +" "+e);
      }
    }
     private static long[]  sort(long[] e){
     ArrayList<Long> x=new ArrayList<>();
     for(long c:e){
       x.add(c);
     }
     Collections.sort(x);
     long[] y = new long[e.length];
     for(int i=0;i<x.size();i++){
       y[i]=x.get(i);
     }
     return y;
     }
    public static void printDp(long[][] dp) {

        int n = dp.length;
        for (int i = 0; i < n; i++) {
            for (int j = 0; j < dp[0].length; j++) {
                System.out.print(dp[i][j] + " ");
            }
            System.out.println();
        }
    }

    


  

    private static long gcd(long a, long b) {
        if (a == 0)
            return b;
        if (b == 0)
            return a;

        // base case
        if (a == b)
            return a;

        // a is greater
        if (a > b)
            return gcd(a % b, b);
        return gcd(a, b % a);
    }


    public static long min(long a, long b) {
        return Math.min(a, b);
    }

    public static int min(int a, int b) {
        return Math.min(a, b);
    }


    public static void sieve() {
        int[] pf = new int[100000000 + 1];
        //0 prime //1 not prime
        pf[0] = 1;
        pf[1] = 1;
        for (int j = 2; j <= 10000; j++) {

            if (pf[j] == 0) {
                p.add(j);
                for (int k = j * j; k < pf.length; k += j) {
                    pf[k] = 1;
                }
            }
        }

    }


    public static int[] readArray(int n, int x, int z) throws Exception {
        int[] arr = new int[n];
        String[] ar = cinA();
        for (int i = x; i < n + x; i++) {
            arr[i] = getI(ar[i - x]);
        }
        return arr;
    }

    public static long[] readArray(int n, int x) throws Exception {
        long[] arr = new long[n];
        String[] ar = cinA();
        for (int i = x; i < n + x; i++) {
            arr[i] = getL(ar[i - x]);
        }
        return arr;
    }

    public static void arrinit(String[] a, long[] b) throws Exception {
        for (int i = 0; i < a.length; i++) {
            b[i] = Long.parseLong(a[i]);
        }
    }

    public static HashSet<Integer>[] Graph(int n, int edge, int directed) throws Exception {
        HashSet<Integer>[] tree = new HashSet[n];

        for (int j = 0; j < edge; j++) {

            String[] uv = cinA();
            int u = getI(uv[0]);
            int v = getI(uv[1]);
            if (directed == 0) {

                tree[v].add(u);
            }
            tree[u].add(v);
        }
        return tree;
    }

    public static void arrinit(String[] a, int[] b) throws Exception {
        for (int i = 0; i < a.length; i++) {
            b[i] = Integer.parseInt(a[i]);
        }
    }


    static double findRoots(int a, int b, int c) {
        // If a is 0, then equation is not
        //quadratic, but linear


        int d = b * b - 4 * a * c;
        double sqrt_val = Math.sqrt(Math.abs(d));


        // System.out.println("Roots are real and different \n");

        return Math.max((double) (-b + sqrt_val) / (2 * a),
                (double) (-b - sqrt_val) / (2 * a));


    }

    public static String cin() throws Exception {
        return br.readLine();
    }

    public static String[] cinA() throws Exception {
        return br.readLine().split(" ");
    }

    public static String[] cinA(int x) throws Exception {
        return br.readLine().split("");
    }

    public static String ToString(Long x) {
        return Long.toBinaryString(x);
    }

    public static void cout(String s) {
        System.out.println(s);
    }

    public static Integer cinI() throws Exception {
        return Integer.parseInt(br.readLine());
    }

    public static int getI(String s) throws Exception {
        return Integer.parseInt(s);
    }

    public static long getL(String s) throws Exception {
        return Long.parseLong(s);
    }

    public static long max(long a, long b) {
        return Math.max(a, b);
    }

    public static int max(int a, int b) {
        return Math.max(a, b);
    }

    public static void coutI(int x) {
        System.out.println(String.valueOf(x));
    }

    public static void coutI(long x) {
        System.out.println(String.valueOf(x));
    }

    public static Long cinL() throws Exception {
        return Long.parseLong(br.readLine());
    }

    public static void arrInit(String[] arr, int[] arr1) throws Exception {
        for (int i = 0; i < arr.length; i++) {
            arr1[i] = getI(arr[i]);
        }

    }
}