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what code in c++ do you use to alphabetize a list

<< Back to: C++ FAQ (part 1 of 10)

Question by grace
Submitted on 11/19/2003
Related FAQ: C++ FAQ (part 1 of 10)
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what code in c++ do you use to alphabetize a list


Answer by Ross
Submitted on 4/15/2005
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# include <iostream.h>
# include <string.h>
# include <stdlib.h>


struct friend_data
{
   char last_name[20]; //key field
   char first_name[15];
   char phone_num[15];
};

main()
{
   friend_data firas[8];
   int x, y, z;

   for(x=0; x<8; x++)
   {
      cout << endl;
      cout << "Enter the first name of student number " << x + 1 << endl;
      cin.get(firas[x].first_name, 20);
      cin.ignore(80, '\n');
      cout << "Enter the last name of student number " << x + 1 << endl;
      cin.get(firas[x].last_name, 20);
      cin.ignore(80, '\n');
      cout << "Enter the phone number of student number " << x + 1 << endl;
      cin.get(firas[x].phone_num, 20);
      cin.ignore(80, '\n');
   }


   int smallest = 0;
   friend_data hold;

   for(z=0; z<8; z++)
   {

   for(x=7; x>0; x--)
   {
      for(y=0; y <= x; y++)
      {
         //find the smallest value in the string
         if(strcmp(firas[y].last_name, firas[smallest].last_name) > 0)
         {
            smallest = y;
         }
      }
      hold = firas[smallest];
      firas[smallest] = firas[x];
      firas[x] = hold;
   }

   }

   //use a for loop to output the strings in alphabetical order
   cout << "*********************************\nLast Name, First Name\nPhone Number\n*********************************\n";
   for (x=0; x<8; x++)
   {
      cout << firas[x].last_name << ", " << firas[x].first_name << endl << firas[x].phone_num << endl << endl;
   }

   return 0;
}

 

Answer by sup11
Submitted on 1/16/2006
Rating: Not yet rated Rate this answer: Vote
hey yeah what odes this lenguage  do?
i know html lenguage is to make web pages but c++ ? does that creats programs or does it go along with html to make web pages????? som one can explain me please

 

Answer by Stewy2
Submitted on 4/3/2006
Rating: Not yet rated Rate this answer: Vote
no clue

 

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