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  1. #include <vector>
  2. #include <string>
  3. #include <iostream>
  4. class Variable
  5. {
  6. private:
  7. 	std::vector<char> mValue;	// 紀錄，例如 mValue = 1?2??
  8. 	int mMaxN;					// 有多少種變化型
  9. public:
  10. 	void Set(std::string v) 
  11. 	{
  12. 		mMaxN = 1;
  13. 		for (unsigned i = 0; i < v.size() ; ++i) 
  14. 		{
  15. 			if (v[i] >= '0' && v[i] <= '9') 
  16. 			{
  17. 				mValue.push_back(v[i]);
  18. 			}
  19. 			else 
  20. 			{
  21. 				mValue.push_back('?');
  22. 				mMaxN *= 10;
  23. 			}
  24. 		}
  25. 	}
  26. 	unsigned GetMaxN()const		// 有多少種變化型[0 ~ N-1]
  27. 	{
  28. 		return mMaxN;
  29. 	}
  30. 	unsigned GetValue(unsigned Nth)const //獲得第 N 大的資料
  31. 	{
  32. 		unsigned res = 0;
  33. 		unsigned pow = 1;
  34. 		for (int i = mValue.size() - 1; i >= 0; --i)
  35. 		{
  36. 			if (mValue[i] == '?')
  37. 			{
  38. 				res += (Nth % 10) * pow;
  39. 				Nth /= 10;
  40. 			}
  41. 			else
  42. 			{
  43. 				res += (mValue[i] - '0') * pow;
  44. 			}
  45. 			pow *= 10;
  46. 		}
  47. 		return res;
  48. 	}
  49. };
  50.  
  51. int main()
  52. {
  53. 	Variable vX, vY, vZ;
  54. 	std::string strX, strY, strZ;
  55. 	std::cin >> strX >> strY >> strZ;
  56. 	vX.Set(strX);
  57. 	vY.Set(strY);
  58. 	vZ.Set(strZ);
  59. 	for (unsigned xx = 0; xx < vX.GetMaxN(); ++xx) 
  60. 	{
  61. 		for (unsigned yy = 0; yy < vY.GetMaxN(); ++yy) 
  62. 		{
  63. 			for (unsigned zz = 0; zz < vZ.GetMaxN(); ++zz) 
  64. 			{
  65. 				if (vX.GetValue(xx)*vY.GetValue(yy) == vZ.GetValue(zz)) 
  66. 				{
  67. 					std::cout << vX.GetValue(xx) << "x" << vY.GetValue(yy) << "=" << vZ.GetValue(zz) << std::endl;
  68. 				}
  69. 			}
  70. 		}
  71. 	}
  72. 	system("Pause");
  73. 	return 0;
  74. }
Success #stdin #stdout #stderr 0.02s 15240KB
comments (?)
stdin 
a1b2
3c
4d5ef
stdout 
1122x37=41514
1142x39=44538
1172x38=44536
1182x36=42552
1192x34=40528
stderr 
sh: 1: Pause: not found
https://ideone.com/OMwXNg
language:
C++ (gcc 8.3)
created:
8 years ago
visibility:
secret

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