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  1. #include <iostream>
  2. #include <algorithm>
  3. using namespace std;
  4.  
  5. struct Node {
  6.     int i;
  7.     char ch;
  8. };
  9.  
  10. //Custom comparator 
  11. bool cmp (const Node &a, const Node &b){
  12.     return a.i < b.i;
  13. }
  14.  
  15. int main() {
  16.  
  17. 	int N = 3;
  18.  
  19. 	Node a[N];
  20. 	a[0].i = 2;
  21. 	a[0].ch = 'b';
  22. 	a[1].i = 1;
  23. 	a[1].ch = 'a';
  24. 	a[2].i = 3;
  25. 	a[2].ch = 'c';
  26.  
  27. 	sort(a, a+N, &cmp);
  28.  
  29. 	for (int i=0; i<N; i++) {
  30. 	  cout<<a[i].i<<" "<<a[i].ch<<endl;
  31. 	}
  32.  
  33. 	return 0;
  34. }
Success #stdin #stdout 0s 5416KB
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Standard input is empty
stdout
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1 a
2 b
3 c
https://ideone.com/HY23CT
language:
C++ 4.3.2 (gcc-4.3.2)
created:
1 year ago
visibility:
secret

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