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  1. // Hudson price			 CS1A				   
  2.  
  3. /*******************************************************************************
  4.  * Shift Elements in Array
  5.  *______________________________________________________________________________
  6.  *this program will duplicate the array nd shit it by one 
  7.  *  The function will return the pointer of the new array.
  8.  *______________________________________________________________________________
  9.  * INPUT
  10.  * the arrayof origional pointers
  11.  * 
  12.  * OUTPUT
  13.  * poibnter with tthe shifted elements
  14.  * 
  15.  ******************************************************************************/
  16.  #include <iostream>
  17.  
  18. using namespace std;
  19.  
  20. int* expandArray(const int* arr, int size);
  21.  
  22. int main() 
  23. {
  24.  
  25.     int arr[] = {1, 2, 3, 4, 5};
  26.     int size = sizeof(arr) / sizeof(arr[0]);
  27.  
  28.     int* expandedArr = expandArray(arr, size);
  29.  
  30.     cout << "Expanded array:\n";
  31.     for (int i = 0; i < 2 * size; ++i) 
  32.     {
  33.         cout << expandedArr[i] << " ";
  34.     }
  35.     cout << endl;
  36.  
  37.  
  38.     delete[] expandedArr;
  39.  
  40.     return 0;
  41. }
  42.  
  43. int* expandArray(const int* arr, int size) 
  44. {
  45.  
  46.     int* newArr = new int[2 * size];
  47.  
  48.        for (int i = 0; i < size; ++i) 
  49.     {
  50.         newArr[i] = arr[i];
  51.     }
  52.  
  53.     for (int i = size; i < 2 * size; ++i) 
  54.     {
  55.         newArr[i] = 0;
  56.     }
  57.  
  58.     return newArr;
  59. }
  60.  
Success #stdin #stdout 0s 5304KB
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stdin
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Standard input is empty
stdout
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Expanded array:
1 2 3 4 5 0 0 0 0 0
https://ideone.com/z5LdYo
language:
C++ (gcc 8.3)
created:
16 days ago
visibility:
public

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