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  1. #include <stdio.h>
  2.  
  3. const int max_string_length = 256;
  4.  
  5. enum WORK_STATE
  6. {
  7. 	WORK_STATE_FIND_NAME,
  8. 	WORK_STATE_READ_NAME,
  9. 	WORK_STATE_READ_ARG
  10. };
  11.  
  12. void work(const char const *inp)
  13. {
  14. 	char buffer[max_string_length];
  15. 	int buffer_size;
  16. 	enum WORK_STATE state = WORK_STATE_FIND_NAME;
  17. 	int brackets_found, arg_start;
  18.  
  19. 	for (int i = 0; i < max_string_length && inp[i] > 0; ++i)
  20. 	{
  21. 		switch (state)
  22. 		{
  23. 		case WORK_STATE_FIND_NAME:
  24.  
  25. 			if (
  26. 				(inp[i] >= 'A' && inp[i] <= 'Z') ||
  27. 				(inp[i] >= 'a' && inp[i] <= 'z')
  28. 			) {
  29. 				buffer_size = 0;
  30. 				buffer[buffer_size++] = inp[i];
  31. 				state = WORK_STATE_READ_NAME;
  32. 			}
  33. 			break;
  34.  
  35. 		case WORK_STATE_READ_NAME:
  36.  
  37. 			if (
  38. 				(inp[i] >= 'A' && inp[i] <= 'Z') ||
  39. 				(inp[i] >= 'a' && inp[i] <= 'z') ||
  40. 				(inp[i] >= '0' && inp[i] <= '9')
  41. 			) {
  42. 				buffer[buffer_size++] = inp[i];
  43. 			}
  44. 			else if (inp[i] == '(')
  45. 			{
  46. 				buffer[buffer_size++] = inp[i];
  47. 				arg_start = buffer_size;
  48. 				brackets_found = 1;
  49. 				state = WORK_STATE_READ_ARG;
  50. 			}
  51. 			else
  52. 			{
  53. 				state = WORK_STATE_FIND_NAME;
  54. 			}
  55. 			break;
  56.  
  57. 		case WORK_STATE_READ_ARG:
  58.  
  59. 			if (inp[i] == '(')
  60. 			{
  61. 				brackets_found += 1;
  62. 			}
  63. 			else if (inp[i] == ')')
  64. 			{
  65. 				brackets_found -= 1;
  66. 				if (brackets_found == 0)
  67. 				{
  68. 					buffer[buffer_size] = 0;
  69. 					work(buffer + arg_start);
  70. 					state = WORK_STATE_FIND_NAME;
  71. 				}
  72. 			}
  73.  
  74. 			buffer[buffer_size++] = inp[i];
  75.  
  76. 			if (state == WORK_STATE_FIND_NAME)
  77. 			{
  78. 				buffer[buffer_size] = 0;
  79. 				puts(buffer);
  80. 			}
  81.  
  82. 			break;
  83. 		}
  84. 	}
  85. };
  86.  
  87. int main(void)
  88. {
  89. 	char input[max_string_length];
  90. 	while (!feof(stdin) && fgets(input, max_string_length, stdin))
  91. 	{
  92. 		work(input);
  93. 	}
  94. 	return 0;
  95. }
  96.  
Success #stdin #stdout 0s 9416KB
comments (?)
stdin
copy 
one two 12AAA(CCC(C1_1);A1_1;DDD(145))dfg 
dfgdfgdfg,BBB(B1_1; CCC(C1_1); B1_2) sfsgndf 
dfgnhjdfglkjdfg DDD(D1_1)
CCC()

one two 12AAA(CCC(C1_1; DDD(D1_1));A1_1)dfg
stdout
copy 
CCC(C1_1)
DDD(145)
AAA(CCC(C1_1);A1_1;DDD(145))
CCC(C1_1)
BBB(B1_1; CCC(C1_1); B1_2)
DDD(D1_1)
CCC()
DDD(D1_1)
CCC(C1_1; DDD(D1_1))
AAA(CCC(C1_1; DDD(D1_1));A1_1)
https://ideone.com/VBIF14
language:
C (gcc 8.3)
created:
6 years ago
visibility:
public

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