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  1. #include<iostream>
  2. using namespace std;
  3.  
  4. int main(void)
  5. {
  6. 	cin.tie(NULL);
  7. 	ios::sync_with_stdio(false);
  8.  
  9. 	string a, b;
  10. 	cin >> a;
  11.  
  12. 	for (int i = 0; a[i] != '\0'; i++)
  13. 	{
  14. 		if (a[i] - 48 == 0)
  15. 		{
  16. 			b.push_back('0');
  17. 			b.push_back('0');
  18. 			b.push_back('0');
  19. 		}
  20. 		if (a[i] - 48 == 1)
  21. 		{
  22. 			b.push_back('0');
  23. 			b.push_back('0');
  24. 			b.push_back('1');
  25. 		}
  26. 		if (a[i] - 48 == 2)
  27. 		{
  28. 			b.push_back('0');
  29. 			b.push_back('1');
  30. 			b.push_back('0');
  31. 		}
  32. 		if (a[i] - 48 == 3)
  33. 		{
  34. 			b.push_back('0');
  35. 			b.push_back('1');
  36. 			b.push_back('1');
  37. 		}
  38. 		if (a[i] - 48 == 4)
  39. 		{
  40. 			b.push_back('1');
  41. 			b.push_back('0');
  42. 			b.push_back('0');
  43. 		}
  44. 		if (a[i] - 48 == 5)
  45. 		{
  46. 			b.push_back('1');
  47. 			b.push_back('0');
  48. 			b.push_back('1');
  49. 		}
  50. 		if (a[i] - 48 == 6)
  51. 		{
  52. 			b.push_back('1');
  53. 			b.push_back('1');
  54. 			b.push_back('0');
  55. 		}
  56. 		if (a[i] - 48 == 7)
  57. 		{
  58. 			b.push_back('1');
  59. 			b.push_back('1');
  60. 			b.push_back('1');
  61. 		}
  62. 	}
  63. 	if (b[0] - 48 == 0 && b[1] - 48 == 0 && b[2] - 48 == 0)
  64. 	{
  65. 		cout << b;
  66. 		return 0;
  67. 	}
  68. 	else if (b[0] - 48 == 0 && b[1] - 48 == 0)
  69. 	{
  70. 		for (int i = 2; b[i] != '\0'; i++)
  71. 		{
  72. 			cout << b[i];
  73. 		}
  74. 		return 0;
  75. 	}
  76. 	else if (b[0]-48 == 0)
  77. 	{
  78. 		for (int i = 1; b[i] != '\0'; i++)
  79. 		{
  80. 			cout << b[i];
  81. 		}
  82. 		return 0;
  83. 	}
  84. 	else
  85. 	{
  86. 		cout << b;
  87. 		return 0;
  88. 	}
  89. }
Success #stdin #stdout 0.01s 5412KB
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https://ideone.com/R7nKBQ
language:
C++14 (gcc 8.3)
created:
2 years ago
visibility:
public

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