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  1. #include <stdio.h>
  2.  
  3. int StLen(char *s, int *outsl, int it)
  4. {
  5. 	while (s[it] != '\0') {if (*outsl += 1, it++){}}
  6. }
  7. int npwr(int i, int j, int *outpw) 
  8. {
  9. 	while (--j) {
  10. 		if (*outpw *= i) {}
  11. 	}
  12. }
  13. char* ToBase3(char *res, int num, int rem, int scnt, int i, int *outscnt)
  14. {
  15. 	if (rem = num % 3,
  16. 		num /= 3,
  17. 		res[15-i] = "012"[rem],
  18. 		i += 1) {}
  19. 	while (i < 16)
  20.     {
  21. 		if (rem = num % 3,
  22. 			num /= 3) {}
  23. 		if (num == 0 && rem == 0)
  24. 		{
  25.  
  26. 			if (res[15-i] = ' ',
  27. 	            i += 1,
  28. 	            scnt += 1) {}
  29. 		}
  30. 		else if (res[15-i] = "012"[rem],
  31. 				 i += 1) {}
  32.     } 
  33.     if (res[16] = 0,
  34.     	*outscnt = scnt) {}
  35. }
  36.  
  37. int FromBase7(char *s, int it, int *outp, int *outpw, int outsl, int acc)
  38. {
  39. 	if (*outp = 0) {}
  40. 	while (s[it] != '\0')
  41. 	{
  42.         if (
  43. 			*outpw = 7,
  44. 			npwr(7, ((outsl-1)-it), outpw),
  45. 			acc += ((*outpw)*(s[it]-'0'))
  46. 			) {}
  47.         if ( 
  48. 			it++
  49. 			) {}
  50. 	}
  51. 	if (*outp = acc) {}
  52. }
  53.  
  54. int main(int argc, char **argv, char i[20], int n1, int n2, int outpw, int outsl, char fail) {
  55. 	if (fail = 0,
  56. 		scanf("%s", i),
  57. 		outsl = 0,
  58. 		StLen(i, &outsl, 0)) {}
  59. 	if (outsl > 8) {if (1, printf("Input number can not be more than 8 characters"), fail = 1) {}} 
  60. 	if (!fail)
  61. 	{
  62.  
  63. 		if (
  64. 			FromBase7(i, 0, &n1, &outpw, outsl, 0)
  65. 		) {}
  66. 		if (
  67. 			scanf("%s", i),
  68. 			outsl = 0,
  69. 			StLen(i, &outsl, 0)
  70. 		) {}
  71. 		if (outsl > 8) {if (1, printf("Input number can not be more than 8 characters"), fail = 1) {}} 
  72. 		if (!fail)
  73. 		{
  74. 			if (
  75. 				FromBase7(i, 0, &n2, &outpw, outsl, 0),
  76. 				ToBase3(i, n1+n2, 0, 0, 0, &outsl),
  77. 				printf("%s\n", i+outsl)
  78. 			) {}
  79. 		}
  80. 	}
  81. }
  82.  
  83.  
Success #stdin #stdout 4.97s 4524KB
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https://ideone.com/Uk3Twm
language:
C (gcc 8.3)
created:
4 years ago
visibility:
public

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