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  1. #include <iostream>
  2. #include <math.h>
  3. using namespace std;
  4.  
  5. int main() {
  6. 	// Penamaan variabel
  7. 	// a-z, A-Z, _, 0-9
  8. 	// Di depan ga boleh angka -> kali2
  9. 	// Ga boleh sama dgn keyword
  10. 	// Tips: buat nama variabel se-deskriptif mungkin
  11.  
  12. 	// 4 primitive data types
  13. 	// bil bulat
  14. 	int angka;				// -2^31 -- 2^31 - 1
  15. 	long long panjang;		// -2^63 -- 2^63 - 1
  16. 	unsigned int positif;	// 0 -- 2^32 - 1
  17. 	angka = 2147483647;
  18. 	cout << angka << endl;
  19.  
  20. 	// bil desimal
  21. 	double desimal = 1.5;
  22. 	cout << desimal << endl;
  23.  
  24. 	// character/simbol -> ASCII
  25. 	char hurufA = 'A';
  26. 	cout << hurufA << endl;
  27. 	char hurufB = hurufA+1;
  28. 	cout << hurufB << endl;
  29.  
  30. 	// boolean
  31. 	bool benar = true;
  32. 	bool salah = false;
  33.  
  34. 	// Operasi
  35. 	int x = 1, y = 2, hasil;
  36. 	hasil = x+y;
  37. 	hasil = x-y;
  38. 	hasil = x*y;
  39. 	hasil = x/y;
  40. 	hasil = x%y;
  41. 	// Pembagian = hasil bagi
  42. 	// Modulo = sisa bagi
  43. 	// 11/3 = 3 + 2/3 -> 11/3 = 3, 11%3 = 2
  44.  
  45. 	hasil += x;		// sama dengan hasil = hasil+x;
  46. 	// sama juga utk operasi -, *, /, %
  47.  
  48. 	// increment & decrement
  49. 	hasil++;		// sama dengan hasil = hasil+1;
  50. 	hasil--;		// sama dengan hasil = hasil-1;
  51.  
  52. 	// Control Structure
  53. 	// Linear
  54. 	// Branching / Percabangan
  55. 	// Looping / Perulangan
  56.  
  57. 	angka = 2;
  58. 	switch(angka) {
  59. 	case 1:
  60. 		cout << "Masuk case 1" << endl;
  61. 		break;
  62. 	case 2:
  63. 		cout << "Masuk case 2" << endl;
  64. 		break;
  65. 	default:
  66. 		cout << "Masuk case default" << endl;
  67. 		break;
  68. 	}
  69.  
  70. 	if(!(angka > 0)) {
  71. 		cout << "Masuk if" << endl;
  72. 	}
  73. 	else {
  74. 		cout << "Masuk else" << endl;
  75. 	}
  76.  
  77. 	// Ternary operation
  78. 	if(hurufA == 'A') {
  79. 		angka = 1;
  80. 	}
  81. 	else {
  82. 		angka = 2;
  83. 	}
  84. 	angka = (hurufA == 'A') ? 1 : 2;
  85.  
  86. 	/*
  87. 	1. https://tlx. toki.id/problems/troc-1/A
  88. 	2. https://tlx. toki.id/problems/troc-2/A
  89. 	3. https://tlx. toki.id/problems/troc-32/A
  90. 	4. https://tlx. toki.id/problems/osn-2009/2A
  91. 	   https://ideone. com/4tlSgK
  92.  
  93. 	5. Buatlah sebuah program untuk mengubah nilai angka
  94. 	   menjadi huruf.
  95. 	   A: 86-100
  96. 	   B: 71-85
  97. 	   C: 56-70
  98. 	   D: 41-55
  99. 	   E: 0-40
  100.  
  101. 	   Contoh input:
  102. 	   80
  103.  
  104. 	   Contoh output:
  105. 	   B
  106. 	   https://ideone. com/stcfdR
  107. 	*/
  108.  
  109. 	return 0;
  110. }
Success #stdin #stdout 0s 5288KB
comments (?)
stdin
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Standard input is empty
stdout
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2147483647
1.5
A
B
Masuk case 2
Masuk else
https://ideone.com/oi6JbB
language:
C++ (gcc 8.3)
created:
5 days ago
visibility:
public

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