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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	int a, b = 0;
  6. 	cin >> a;
  7. 	while (a >= 0) {
  8. 		cout << a << " " << b << "\n";
  9. 		a-=4; b+=4;
  10. 	}
  11. 	return 0;
  12. }
Success #stdin #stdout 0s 4532KB
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stdin
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6
stdout
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6 0
2 4
https://ideone.com/ApMNlj
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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