Write a class to represent a vector (1 - D Numeric array). Include member functions :

*   for vector creation.

*   for modification of a given element

*   for displaying the largest value in the vector

*   for displaying the entire vector

*   Write a program using this class.

#include<iostream.h>

#include<conio.h>

class vec

{

int arr[10];

public :

vec() // default constructor

{

for(int i = 0 ; i < 10 ; i++)

 arr[i] = 0;

}

vec(int a[])  // parameterised constructor

{

for(int i=0; i < 10 ; i++ )

{

arr[i] = a[i];

}

}

~vec()  // destructor

{

delete arr;

}

void  crea()

{

for(int i=0; i < 10 ; i++ )

{

cout << "\n Enter an element : ";

cin >> arr[i];

}

}

void modi(int pos, int ele)

{

arr[pos] = ele;

}

void disp()

{

cout<< "\n The elements of the array --> ";

for(int i = 0; i<10; i ++)

{

cout<< arr[i] << " ";

}

}

int disp_lar()

{

int lar = arr[0];

for(int i =1; i < 10 ; i++)

{

if ( lar < arr[i] )

{ lar = arr[i];

}

}

return lar;

}

}; // end of class

void main()

{

vec v1; // object v1 is created using default cons

v1.crea();

v1.disp();

int max = v1.disp_lar();

cout<< "\n The max element in the array is " << max;

cout<<"\n\n Enter 1 for modifying the array element :";

cout<<"\n Enter 2 for not modifying the array :";

int ch, ps, el;

cout<< "\n Enter your choice :";

while(ch == 1)

{

cout<< "\n Enter the position to be changed";

cin>>ps;

cout<< "\n Enter the element to be entered ";

cin >> el;

v1.modi(ps, el);

cout<< "\n Enter your choice :(1 or 2 )";

cin >> ch;

}

cout<< "\n The elements after modification ";

v1.disp();

cout<< "\n The Max element is ";

max = v1.dis_lar();

cout << max ;

getch();

}