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  1. //http://stackoverflow.com/a/15968507/1458030
  2. #include <string>
  3. #include <algorithm>
  4. #include <iostream>  
  5. #include <sstream> 
  6.  
  7. using namespace std;
  8. struct row{string ID, name, rest;};
  9.  
  10. bool operator < (const row& r1, const row& r2) 
  11. {  return r1.name<r2.name;} 
  12.  
  13. ostream &operator<<(ostream&o, const row&r)
  14. {  return o<<r.ID<<'\t'<< r.name<<'\t'<< r.rest <<endl; }  
  15.  
  16. int main()
  17. { 
  18.   stringstream fin,fout;
  19.   fin<< "5"  << endl;
  20.   fin<< "2012019874\tZooadan Legeaf Coaa\tFemale\t65"<<endl;
  21.   fin<< "1111090909\tZuilia Perez\tFemale\t701"      <<endl;
  22.   fin<< "2012019109\tProadan Legeaf Coaa\tFemale\t65"<<endl;
  23.   fin<< "2345019176\tTrroadan Legeaf\tFemale\t98"    <<endl;
  24.   fin<< "2012019109\tAAroadan Legeaf Coaa\tFemale\t65"<<endl;
  25.  
  26.  
  27.   int x; 
  28.   fin >> x; //this is the first number within ...   
  29.   row *rows=new row[x];
  30.   for(int i=0;i<x;++i)
  31.   {
  32.     getline(fin, rows[i].ID,   '\t'); // ID
  33.     getline(fin, rows[i].name, '\t'); // name
  34.     getline(fin, rows[i].rest      ); 
  35.   }
  36.   std::sort(rows,rows+x);
  37.   fout << x << std::endl;
  38.   for(int i=0;i<x;++i)
  39.       fout<<rows[i]; 
  40.   delete []rows;
  41.   cout<<"Input:\n"<< fin.str()<<"\nOutput:\n"<< fout.str();     
  42. }
  43.  
Success #stdin #stdout 0s 3040KB
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stdin
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Standard input is empty
stdout
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Input:
5
2012019874	Zooadan Legeaf Coaa	Female	65
1111090909	Zuilia Perez	Female	701
2012019109	Proadan Legeaf Coaa	Female	65
2345019176	Trroadan Legeaf	Female	98
2012019109	AAroadan Legeaf Coaa	Female	65

Output:
5
2012019109	AAroadan Legeaf Coaa	Female	65
2012019109	Proadan Legeaf Coaa	Female	65
2345019176	Trroadan Legeaf	Female	98

2012019874	Zooadan Legeaf Coaa	Female	65
1111090909	Zuilia Perez	Female	701
https://ideone.com/mXlWcH
language:
C++14 (gcc 8.3)
created:
12 years ago
visibility:
public

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