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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() {
  5. 	const int height = 6;
  6. 	const int width = 10;
  7. 	int s = 0;
  8. 	for (int i = 0; i < height; i++) {
  9. 		int c = s;
  10. 		for (int j = 0; j < width; j++) {
  11. 			cout << c;
  12. 			c = 1- c;
  13. 		}
  14. 		cout << '\n';
  15. 		s = 1 - s;
  16. 	}
  17.  
  18. 	return 0;
  19. }
Success #stdin #stdout 0s 15240KB
comments (?)
stdin
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Standard input is empty
stdout
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0101010101
1010101010
0101010101
1010101010
0101010101
1010101010
https://ideone.com/r54U4D
language:
C++14 (gcc 8.3)
created:
6 years ago
visibility:
public

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