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natka813 [3]
3 years ago
6

What are the disadvantages of using pointers?

Computers and Technology
1 answer:
garik1379 [7]3 years ago
5 0

Explanation:

The pointer is the variable that will store the address of the other variable of the same datatype.

Following are the disadvantages of using a pointer.

1. Pointer sometimes causes a segmentation fault in the program.

2. Sometimes pointer leads to a memory leak.

3. A pointer variable is slower than normal variable.

4. Sometimes the program is crash if we using pointer because sufficient memory is not allocated during runtime.

5. If we using pointer it is difficult to find the error in the program.

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Consider the following class:
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c.return Integer.compare(value, otherTemp.value)

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Write a program in C++ to implement bubblesort using the swap function ?
marishachu [46]

C++ program for implementation of Bubble sort  

#include <bits/stdc++.h>  

using namespace std;  

 void swap(int *x, int *y)  /*Defining Swap function of void return type*/

{  

  int temp = *x;  //Swaping the values  

   *x = *y;  

   *y = temp;  

}  

void bubbleSort(int array[], int n) /*Defining function to implement bubbleSort  */

{  

  int i, j;  

  for (i = 0; i < n-1; i++)      

      for (j = 0; j < n-i-1; j++)  /*The last i components are already in location  */

      if (array[j] > array[j+1])  

          swap(&array[j], &array[j+1]);  //Calling swap function

}  

int main()  //driver function

{  

   int array[] = {3, 16, 7, 2, 56, 67, 8}; //Input array  

   int n = sizeof(array)/sizeof(array[0]);  //Finding size of array

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   cout<<"Sorted array: \n";  

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       cout << array[i] << " ";  

   cout << endl;  

 return 0;  

}  

<u>Output</u>

Sorted array:  

2 3 7 8 16 56 67

3 0
3 years ago
Given four files named asiasales2009.txt, europesales2009.txt, africasales2009.txt, latinamericasales2009.txt, define four ofstr
Lynna [10]

Answer:

ofstream asia("asiasales2009.txt");  //It is used to open asiasales2009.txt files with the asia objects.

ofstream europe("europesales2009.txt");  //It is used to open  europesales2009.txt files with the europe objects.

ofstream africa("africasales2009.txt"); //It is used to open africasales2009.txt files with the africa objects.

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Explanation:

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              ofstream object("file_name_with_extension");

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