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  1. #include <iostream>
  2. using namespace std;
  3.  
  4. int main() 
  5. {
  6. 	int size = 5;
  7. 	//выделение памяти под одну переменную
  8. 	int* value = new int;
  9. 	*value = 1;
  10. 	//выделение памяти под массив переменных
  11. 	int* array = new int [size];
  12. 	for(int i = 0; i < size; ++i)
  13. 		array[i] = 42;
  14. 	//выделение памяти под двумерный массив переменных
  15. 	int** array2d = new int* [size];
  16. 	for(int i = 0; i < size; ++i)
  17. 		array2d[i] = new int [size];
  18. 	for(int i = 0; i < size; ++i)
  19. 		for(int j = 0; j < size; ++j)
  20. 			array2d[i][j] = 42;
  21. 	cout << endl;
  22. 	//вывод
  23. 	cout << *value << endl << endl;
  24. 	for(int i = 0; i < size; ++i)
  25. 		cout << array[i] << " ";
  26. 	cout << endl << endl;
  27. 	for(int i = 0; i < size; ++i)
  28. 	{
  29. 		for(int j = 0; j < size; ++j)
  30. 			cout << array2d[i][j] << " ";
  31. 		cout << endl;
  32. 	}
  33. 	//освобождение памяти
  34. 	delete value;
  35. 	delete [] array;
  36. 	for(int i = 0; i < size; ++i)
  37. 		delete [] array2d[i];
  38. 	delete [] array2d;
  39. 	return 0;
  40. }
Success #stdin #stdout 0s 3228KB
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stdin
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Standard input is empty
stdout
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1

42 42 42 42 42 

42 42 42 42 42 
42 42 42 42 42 
42 42 42 42 42 
42 42 42 42 42 
42 42 42 42 42
https://ideone.com/J2Rmak
language:
C++14 (gcc 8.3)
created:
9 years ago
visibility:
public

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