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  1. #include <iostream>
  2. using namespace std;
  3.  
  4.     struct Vector3D {
  5.         int v[3];
  6.         int& x() { return v[0]; }
  7.         int& y() { return v[1]; }
  8.         int& z() { return v[2]; }
  9.     };
  10.  
  11. int main() {
  12. 	Vector3D coord;
  13. 	coord.v[0] = 5;
  14. 	cout << coord.x() << endl;
  15. 	coord.y() = 10;
  16. 	cout << coord.v[1] << endl;
  17. 	return 0;
  18. }
Success #stdin #stdout 0s 5292KB
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stdin
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Standard input is empty
stdout
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5
10
https://ideone.com/jBb5yv
language:
C++ (gcc 8.3)
created:
13 days ago
visibility:
public

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