1 #include
     
       2 #include
      
        3 #include
       
         4 #include
        
          5 using namespace std; 6 int main() 7 { 8     struct Student 9     {10     char name[10];11     long id;12     char major[10];13     float score;14     float score1;15     };16 17     Student a,b,c;18     Student d,e,f;19 20     ofstream outstr("E:\\a.txt",ios::out);21     ifstream instr;22 if(!outstr)23     {24     cout<<"Error!"<
         
          >a.name>>a.id>>a.major>>a.score>>a.score1;30 cin>>b.name>>b.id>>b.major>>b.score>>b.score1;31 cin>>c.name>>c.id>>c.major>>c.score>>c.score1;32 33 outstr<
          
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                     >d.name>>d.id>>d.major>>d.score>>d.score1;42 instr>>e.name>>e.id>>e.major>>e.score>>e.score1;43 instr>>f.name>>f.id>>f.major>>f.score>>f.score1;44 45 cout<
                     
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