72

#include<iostream>
#include<cstring>
#include<fstream>
using namespace std;
ifstream fin1("x.txt.cpp");
ifstream fin2("y.txt.cpp");
char a[73][16],b[7][16];
int main()
   {
     int i,j;
     for(i=1;i<=7;i++)  fin1>>a[i];
     for(i=1;i<=7;i++)  fin2>>b[i];

     i=1;
     j=1;
      while(i<=7 && j<=7)
      {
        if(strcmp (a[i],b[j])<0)
         {
          cout<<a[i]<<" ";
          i++;
         }
        else
            {
             cout<<b[j]<<" ";
             j++;
            }
       }
     while(i<=7)
     {
      cout<<a[i]<<" ";
      i++;
     }
    while(j<=7)
    {
     cout<<b[j]<<" ";
     j++;
    }
   }