how to store and retrive a set of values without using an
array
Answers were Sorted based on User's Feedback
I think U need this .......
/*****************************************************/
import java.util.*;
class TreeSetDemo {
public static void main(String args[]) {
// Create a tree set.
TreeSet<String> ts = new TreeSet<String>();
// Add elements to the tree set.
ts.add("C");
ts.add("A");
ts.add("B");
ts.add("E");
ts.add("F");
ts.add("D");
System.out.println(ts);
}
}
/******************************************************/
The output from this program is shown here:
[A, B, C, D, E, F]
/*******************************************************/
/********************************
************ AND ************
**********************************/
import java.util.*;
class HashSetDemo {
public static void main(String args[]) {
// Create a hash set.
HashSet<String> hs = new HashSet<String>();
// Add elements to the hash set.
hs.add("B");
hs.add("A");
hs.add("D");
hs.add("E");
hs.add("C");
hs.add("F");
System.out.println(hs);
}
}
/**************************************/
The following is the output from this program:
[D, A, F, C, B, E]
/****************************************/
| Is This Answer Correct ? | 12 Yes | 6 No |
Answer / r.jude silvester
You can use any of Collections like Vector,ArrayList or HashSet etc.
| Is This Answer Correct ? | 5 Yes | 2 No |
Answer / madhura
impotr java.util.*;
class store
{
public static void main(String args[])
{
Vector v=new Vector();
for(int i=0;i<10;i++)
{
v.addElement(i);
}
System.out.println("the elements in vector are"+v);
}}
| Is This Answer Correct ? | 3 Yes | 2 No |
Answer / r.jude silvester
You can use any of the Collections for eg.ArrayList
| Is This Answer Correct ? | 0 Yes | 1 No |
import java.util.*;
import java.io.*;
public class Store
{
public static void main(String args[])
{
System.out.println
("enter number of elements to be stored");
Scanner cin=new Scanner(System.in);
int n=cin.nextInt();
Vector v=new Vector();
for(int i=0;i<n;i++)
{
v.addElement(i);
}
System.out.println("the elements in vector are"+v);
}}
| Is This Answer Correct ? | 0 Yes | 1 No |
Answer / kiran
please post the answer...
thanks and regards
kiran.y
| Is This Answer Correct ? | 3 Yes | 7 No |
Answer / ashok kumar
using
BufferedReadered br=new BufferedReader(new InputStreamReader
(System.in));
while (br.readline)
System.out.println(br);
B
| Is This Answer Correct ? | 1 Yes | 7 No |
Design a program using one-dimensional array that determines the highest value among the eight input values from a user. Display the difference of each value from the highest to the lowest.
how to create a (*)pyramid using java codes???
what is runtime class?
write a program that inputs two real numbers then exchanges their values.
write a program in java to solve a system of n-variabled simultaneous equations using the guassian elimination method. let the maximum possible value of n be 100. run the program using hypothetical values for a set of 10- variables simultaneous equations. print out the program, the input equation and the results generated by the program.
does anyone know the code to display a triangle using a applet?
Write a java program to display multiplication table in a Frame.
how to print a message to console without using main() function?(do not use even static blocks also.)
what are the other loops except for for,while,do while and until?
Program to print map of India in java.
Is it possible to define marker interface in java.If possible then how to define user defined marker interface?
I am trying to pass the string firstName from a Servlet called SampleServet. I am running this on eclipse and it tells me that "the value for annotation attribute must be a constant expression. I don't understand why it is giving me this error. @PersonAnnotation(name = SampleServlet.firstName) public class AnnotationClass{