Write a program to insert, traverse, sum of all integer numbers, sum of all even numbers and sum of all odd numbers in array

#include <iostream.h>

#include<conio.h>

int main()

{

            int i,n, sum=0,even=0 ,odd=0;

           int a[20] ;

            cout<<"How many elemnt do you want:--"<<endl;

            cin>>n;

              for (i=0; i<n; i++)

            {

             cout<<"Enter the value in array:-"<<endl;

             cin>>a[i];

            }

          cout<<"Element is:--"<<endl;

            for (i=0; i<n ;i++)

            {

                        cout<<a[i]<<endl;

            }

            cout<<"sum of all integer numbers:-"<<endl ;

            for (i=0; i<n ;i++)

            {

            sum=sum+a[i];

            }

            cout<<sum<<endl;

            for (i=0; i<n ;i++)

            {

            if(a[i]%2==0)

            {

even=even+a[i];

            }

            else

            {

            odd=odd+a[i];

            }

        }

                        cout<<"sum of all even numbers :-"<<endl ;

                        cout<<even<<endl;

                        cout<<"sum of all odd numbers :-"<<endl ;

                        cout<<odd<<endl;

getch();  

}

Write a program to insert and deletion of an element at/from Kth position in an array

#include<iostream.h>

 #include<conio.h>

 void main()

 {

 int n,a[20],i,item,j,loc;

 clrscr();

 cout<<"enter the size of array:-"<<endl;

 cin>>n;

 cout<<"\nEnter the elements of the array:-"<<endl;

 for(i=1;i<=n;i++)

            cin>>a[i];

 cout<<"\nEnter the element :-"<<endl;

 cin>>item;

 cout<<"Enter the location where u want to insert:-"<<endl;

 cin>>loc;

 for(j=n;j>=loc;j--)

             {

              a[j+1]=a[j];

             }

  n=n+1;

  a[loc]=item;

  cout<<"After insertion of a element:-"<<endl;

  for(i=1;i<=n;i++)

            {

  cout<<"\n"<<a[i];

              }

            cout<<"Enter the location where from where u want to delete:-"<<endl;

 cin>>loc;

 item=a[loc];

 for(j=loc;j<n;j++)

    {

     a[j]=a[j+1];

    }

  n=n-1;

  cout<<"After Deletion of a element:-"<<endl;

 for(i=1;i<=n;i++)

  cout<<"\n"<<a[i];

getch();

}

Write a program merge two arrays

#include<conio.h>

#include<iostream.h>

#define MAX1 10

#define MAX2 5

void main()

{

int n1=0,n2=0,a[MAX1],b[MAX2],num,i,j;

char ch;

clrscr();

cout<<"Enter elements in the first array: "<<endl;

do

{

cout<<"Enter element: ";

cin>>num;

a[n1]=num;

n1++;

if(n1>=MAX1)

{

cout<<"!!Limit exceeded!!";

break;

}

cout<<"Do you want to continue(y/n) ";

cin>>ch;

}while(ch=='y'||ch=='Y');

cout<<endl<<"After insertion elements of first array are: "<<endl;

for(i=0;i<n1;i++)

{

cout<<a[i]<<"\t";

}

cout<<endl<<"Inserting elements in the second array:"<<endl;

do

{

cout<<"Enter the element: ";

cin>>num;

b[n2]=num;

n2++;

if(n2>=MAX2)

{

cout<<"!!Limit exceeded!!";

break;

}

cout<<"Do you want to continue(y/n):- ";

cin>>ch;

}while(ch=='y'||ch=='Y');

cout<<"Elements of second array are:"<<endl;

for(i=0;i<n2;i++)

{

cout<<b[i]<<"\t";

}

if(n1+n2>MAX1)

cout<<endl<<"Size of first array is not sufficient for merging"<<endl;

else

{

j=0;

for(i=n1;i<n1+n2;i++)

{

if(j<n2)

{

a[i]=b[j];

j++;

}

}

cout<<endl<<"After merging elements of first array are:"<<endl;

for(i=0;i<n1+n2;i++)

{

cout<<a[i]<<"\t";

}

}

getch();

}

Write a program to Split an array into 2 arrays

#include<iostream.h>

#include<conio.h>

void main()

{

            int a[10],i,n,b[10],c[10],mid;

            clrscr();

            cout<<"how many element you want in array A=";

            cin>>n;

            for(i=0;i<n;i++)

            {

                        cout<<"enter the value of a["<<i<<"]=";

                        cin>>a[i];

            }//end of for loop

            cout<<"\n the element are"<<endl;

            for(i=0;i<n;i++)

            {

                        cout<<"element of a["<<i<<"]="<<a[i]<<endl;

            }//end of for loop

            cout<<endl<<"WE HAVE SPILT ARRAY A INTO ARRAY B AND ARRAY C"<<endl<<endl;

            mid=n/2;

            cout<<"ELEMENT OF ARRAY B ARE\n";

            for(i=0;i<n;i++)

            {

                        if(i<=mid-1)

                        {

                                    b[i]=a[i];

                                    cout<<"element of b["<<i<<"]=";

                                    cout<<b[i]<<endl;

                        }

            }//end of for loop

            int j;

            cout<<"\n ELEMENT OF ARRAY C ARE"<<endl;

            for(i=mid,j=0;i<n;i++,j++)

            {

                        c[j]=a[i];

                        cout<<"element of c["<<j<<"]=";

                        cout<<c[j]<<endl;

            }

            j--;

getch();

}