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  1. #include <stdio.h>
  2. int arr[105][105];
  3. int main() {
  4. 	int n, m,i,j,x=-1,y=0,start=1;
  5. 	scanf("%d %d", &n, &m);
  6. 	while (n >= 0 && m >= 0)
  7. 	{
  8. 		x++;
  9. 		for (i = 0; i < n; i++)
  10. 		{
  11. 			arr[y][x++] = start++;
  12. 		}
  13. 		for (i = 0; i < m - 1; i++)
  14. 		{
  15. 			arr[y++][x] = start++;
  16. 		}
  17. 		for (i = 0; i < n - 1; i++)
  18. 		{
  19. 			arr[y][x--] = start++;
  20. 		}
  21. 		for (i = 0; i < m - 2; i++)
  22. 		{
  23. 			arr[y--][x] = start++;
  24. 		}
  25. 		n -= 2, m -= 2;
  26. 	}
  27. 	for (i = 0; i < n; i++)
  28. 	{
  29. 		for (j = 0; j < m; j++)
  30. 		{
  31. 			printf("%5d ", arr[i][j]);
  32. 		}
  33. 		printf("\n");
  34. 	}
  35. 	return 0;
  36. }
Success #stdin #stdout 0s 15280KB
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https://ideone.com/eRyBxR
language:
C++ (gcc 8.3)
created:
6 years ago
visibility:
public

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