#include<bits/stdc++.h>

using namespace std;

#define MAXM 200010

int i,m,k,sum;

int a[MAXM];

int main()

{

        while (scanf("%d",&m) && m)

        {

                sum = ;

                for (i = ; i <= m; i++)

                {

                        scanf("%d",&a[i]);

                        sum ^= a[i];

                }

                if (sum != )

                {

                        printf("Yes\n");

                        for (i = ; i >= ; i--)

                        {

                                if (sum & ( << i))

                                {

                                        k = i;

                                        break;

                                }

                        }

                        for (i = ; i <= m; i++)

                        {

                                if ((sum ^ a[i]) <= a[i])

                                        printf("%d %d\n",a[i],sum^a[i]);

                        }

                } else printf("No\n");

        }

        return ;

}