2017-07-03 23:20:53 +08:00
|
|
|
import java.util.*;
|
2017-12-14 10:57:43 +08:00
|
|
|
public class InsertDeleteInArray {
|
2017-07-03 23:20:53 +08:00
|
|
|
|
|
|
|
public static void main(String[] args) {
|
|
|
|
Scanner s = new Scanner(System.in); // Input statement
|
|
|
|
System.out.println("Enter the size of the array");
|
|
|
|
int size = s.nextInt();
|
|
|
|
int a[] = new int[size];
|
|
|
|
int i;
|
|
|
|
|
|
|
|
// To enter the initial elements
|
|
|
|
for(i=0;i<size;i++){
|
|
|
|
System.out.println("Enter the element");
|
|
|
|
a[i] = s.nextInt();
|
|
|
|
}
|
|
|
|
|
|
|
|
// To insert a new element(we are creating a new array)
|
|
|
|
System.out.println("Enter the index at which the element should be inserted");
|
|
|
|
int insert_pos = s.nextInt();
|
|
|
|
System.out.println("Enter the element to be inserted");
|
|
|
|
int ins = s.nextInt();
|
|
|
|
int size2 = size + 1;
|
|
|
|
int b[] =new int[size2];
|
|
|
|
for(i=0;i<size2;i++){
|
|
|
|
if(i <= insert_pos){
|
|
|
|
b[i] = a[i];
|
|
|
|
}
|
|
|
|
else{
|
|
|
|
b[i] = a[i-1];
|
|
|
|
}
|
|
|
|
}
|
|
|
|
b[insert_pos] = ins;
|
|
|
|
for(i=0;i<size2;i++){
|
|
|
|
System.out.println(b[i]);
|
|
|
|
}
|
|
|
|
|
|
|
|
// To delete an element given the index
|
|
|
|
System.out.println("Enter the index at which element is to be deleted");
|
|
|
|
int del_pos = s.nextInt();
|
|
|
|
for(i=del_pos;i<size2-1;i++){
|
|
|
|
b[i] = b[i+1];
|
|
|
|
}
|
|
|
|
for(i=0;i<size2-1;i++)
|
|
|
|
System.out.println(b[i]);
|
|
|
|
}
|
|
|
|
}
|