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  1. #include <bits/stdc++.h>
  2. using namespace std;
  3.  
  4. int MAIN()
  5. {
  6. 	int n, m;
  7. 	cin >> n >> m;
  8. 	for(int i = 1; i <= n; i++)
  9. 	{
  10. 		for(int j = 1; j <= m; j++)
  11. 		{
  12. 			bool haveSnake = false;
  13. 			if(i % 2 == 1) haveSnake = true;
  14. 			else
  15. 			{
  16. 				if(i % 4 == 2) haveSnake = (j == m);
  17. 				if(i % 4 == 0) haveSnake = (j == 1);
  18. 			}
  19. 			cout << (haveSnake ? "#" : ".");
  20. 		}
  21. 		cout << endl;
  22. 	}
  23. 	return 0;
  24. }
  25.  
  26. int main()
  27. {
  28. 	#ifdef LOCAL_TEST
  29. 		freopen("in.txt", "r", stdin);
  30. 		freopen("out.txt", "w", stdout);
  31. 	#endif
  32. 	ios :: sync_with_stdio(false);
  33. 	cout << fixed << setprecision(16);
  34. 	return MAIN();
  35. }
  36.  
Success #stdin #stdout 0s 3232KB
comments (?)
stdin 
Standard input is empty
stdout 
Standard output is empty
https://ideone.com/JP1Ksj
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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