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  1. #include <stdio.h>
  2. #include <stdlib.h>
  3. #include <string.h>
  4. #include <iostream>
  5. #include <string>
  6. #include <algorithm>
  7. using namespace std;
  8. struct House
  9. {
  10.     int room_num;               
  11. 	string person;      
  12. };
  13.  
  14. struct compare_by_word
  15. {
  16. 	bool operator()(const House& lhs, const House& rhs)
  17. 	{
  18. 		return lhs.person < rhs.person;
  19. 	}
  20. };
  21.  
  22. int main()
  23. {
  24. 	House data[5];
  25. 	data[0].person="acdf";
  26. 	data[0].room_num=34;
  27.  
  28. 	data[1].person="eui";
  29. 	data[1].room_num=344;
  30.  
  31. 	data[2].person="fdjkj";
  32. 	data[2].room_num=35;
  33.  
  34. 	data[3].person="cxba";
  35. 	data[3].room_num=1;
  36.  
  37. 	data[4].person="aueiuer";
  38. 	data[4].room_num=34;
  39. 	sort(&data[0],&data[5],compare_by_word());
  40.  
  41. 	for(int i=0;i<5;++i)
  42. 	{
  43. 		cout<<data[i].person<<" "<<data[i].room_num<<endl;
  44. 	}
  45. 	return 0;
  46. }
Success #stdin #stdout 0s 3036KB
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stdin
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Standard input is empty
stdout
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acdf 34
aueiuer 34
cxba 1
eui 344
fdjkj 35
https://ideone.com/LabS0o
language:
C++ (gcc 8.3)
created:
11 years ago
visibility:
public

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