#define HAVE_STRUCT_TIMESPEC

 #include<bits/stdc++.h>

 using namespace std;

 int a[];

 int main(){

     ios::sync_with_stdio(false);

     cin.tie(NULL);

     cout.tie(NULL);

     int n,k;

     cin>>n>>k;

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

         cin>>a[i];

     sort(a+,a++n);

     int ans=;

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

         int l=,r=n;

         while(l<=r){

             int mid=(l+r)>>;

             if(mid!=i){

                 if(a[i]+a[mid]<k)

                     l=mid+;

                 if(a[i]+a[mid]>k)

                     r=mid-;

                 if(a[i]+a[mid]==k){

                     ans=a[mid];

                     break;

                 }

             }

             if(mid==i){

                 if(a[i]+a[mid-]<k)

                     l=mid+;

                 if(a[i]+a[mid-]>k)

                     r=mid-;

                 if(a[i]+a[mid-]==k){

                     ans=a[mid-];

                     break;

                 }

             }

         }

         if(ans){

             cout<<a[i]<<" "<<ans;

             return ;

         }

     }

     cout<<"No Solution";

     return ;

 }