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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. void printArr (Node *a, int N) {
  16.  
  17. 	for (int i=0; i<N; i++) {
  18. 	  cout<<a[i].i<<" "<<a[i].ch<<endl;
  19. 	}
  20.  
  21. }
  22.  
  23. int main() {
  24.  
  25. 	int N = 3;
  26.  
  27. 	Node a[N];
  28. 	a[0].i = 2;
  29. 	a[0].ch = 'b';
  30. 	a[1].i = 1;
  31. 	a[1].ch = 'a';
  32. 	a[2].i = 3;
  33. 	a[2].ch = 'c';
  34.  
  35. 	cout<<"Array before sorting:"<<endl;
  36. 	printArr(a, N);
  37.  
  38. 	sort(a, a+N, &cmp);
  39.  
  40. 	cout<<"Array after sorting:"<<endl;
  41. 	printArr(a, N);
  42.  
  43. 	return 0;
  44. }
Success #stdin #stdout 0.01s 5520KB
comments (?)
stdin
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Standard input is empty
stdout
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Array before sorting:
2 b
1 a
3 c
Array after sorting:
1 a
2 b
3 c
https://ideone.com/81O03b
language:
C++ 4.3.2 (gcc-4.3.2)
created:
1 year ago
visibility:
secret

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