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  1. //(c)Terminator
  2. #include <stdio.h>
  3. #define  N  6
  4.  
  5. #define tpl_array_rev(pfx, type) \
  6. void array_rev##pfx(type* f, type* l){\
  7. 	type t;\
  8. 	type* a = f, *b = l - 1;\
  9. 	while(a < b){\
  10. 		t  = *a;\
  11. 		*a = *b;\
  12. 		*b = t;\
  13. 		++a;\
  14. 		--b;\
  15. 	}\
  16. }
  17.  
  18. #define tpl_array_print(pfx, fmt, type) \
  19. void print_array##pfx(FILE* hout, const type* f, const type* l){\
  20. 	for(; f != l; ++f){\
  21. 		fprintf(hout, fmt, *f);\
  22. 		fputc(' ', hout);\
  23. 	}\
  24. 	fputc('\n', hout);\
  25. }
  26.  
  27. tpl_array_rev(i, int)
  28. tpl_array_rev(d, double)
  29. tpl_array_rev(c, char)
  30.  
  31. tpl_array_print(i, "%d",  int)
  32. tpl_array_print(d, "%lf", double)
  33. tpl_array_print(c, "%c",  char)
  34.  
  35.  
  36.  
  37. int main(void){
  38. 	char str[]    = "ABCDEF";
  39. 	int  iarr[]   = { 1, 2, 3, 4, 5, 6, }; 
  40. 	double darr[] = { 0.1, 0.2, 0.3, 0.4, 0.5, 0.6 };
  41.  
  42. 	print_arrayc(stdout, str, str + N);
  43. 	array_revc(str, str + N);
  44. 	print_arrayc(stdout, str, str + N);
  45. 	putchar('\n');
  46.  
  47. 	print_arrayi(stdout, iarr, iarr + N);
  48. 	array_revi(iarr, iarr + N);
  49. 	print_arrayi(stdout, iarr, iarr + N);
  50. 	putchar('\n');
  51.  
  52. 	print_arrayd(stdout, darr, darr + N);
  53. 	array_revd(darr, darr + N);
  54. 	print_arrayd(stdout, darr, darr + N);
  55. 	return 0;
  56. }
  57.  
Success #stdin #stdout 0s 2292KB
comments (?)
stdin 
Standard input is empty
stdout 
A B C D E F 
F E D C B A 

1 2 3 4 5 6 
6 5 4 3 2 1 

0.100000 0.200000 0.300000 0.400000 0.500000 0.600000 
0.600000 0.500000 0.400000 0.300000 0.200000 0.100000
https://ideone.com/qayKed
language:
C (gcc 8.3)
created:
10 years ago
visibility:
public

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