Work for self be simple

import java.io.*;
public class CountChar
{

public static void main(String[] args) throws IOException
{
String ch;
BufferedReader br=new BufferedReader(new InputStreamReader(System.in));
System.out.print("Enter the Statement:");
ch=br.readLine();
int count=0,len=0;
do
{
try
{
char name[]=ch.toCharArray();
len=name.length;
count=0;
for(int j=0;j<len;j++)
{
if((name[0]==name[j])&&((name[0]>=65&&name[0]<=91)(name[0]>=97&&name[0]<=123)(name[0]>=48&&name[0]<=57)))
count++;
}
if(count!=0)
System.out.println(name[0]+" "+count+" Times");
ch=ch.replace(""+name[0],"");
}
catch(Exception ex){}
}
while(len!=1);
}

}

Q3.)
Date :- 9/11/2022

import java.util.Arrays;

public class CheckAnagram {

public static void main(String[] args) {
String firstString = "Army";
String secondString = "mary";

System.out.println("Check if the firstString and secondString is anagram of each other: "+ isAnagram(firstString, secondString));
}

public static boolean isAnagram(String firstString, String secondString){
char[] firstStringCharArray = firstString.toLowerCase().toCharArray();
char[] secondStringCharArray = secondString.toLowerCase().toCharArray();
Arrays.sort(firstStringCharArray);
Arrays.sort(secondStringCharArray);

return Arrays.equals(firstStringCharArray, secondStringCharArray);

}
}

Q2.)
Date :- 9/11/2022

public class Main
{
public static void main(String[] args)
{
String inputString = "malayalam";
int length = inputString.length();
int i, begin, end, middle;

begin = 0;
end = length - 1;
middle = (begin + end)/2;

for (i = begin; i <= middle; i++)
{
if (inputString.charAt(begin) == inputString.charAt(end))
{
begin++;
end--;
}
else
{
System.out.println("Not a palindrome.");
break;
}
}
if (i == middle + 1)
{
System.out.println("Palindrome.");
}
}
}

Q1.)
Date :- 9/11/2022

import java.util.Scanner;
class ReverseWords
{
static void reverseWords(String str)
{


String[] arr = str.split("\\s");


for (int i = arr.length-1; i &gt;= 0; i--)
{
System.out.print(arr[i] + " ");
}
}


public static void main(String[] args)
{
String str = "i like this program very much";
reverseWords(str);
}
}

Q4.)
Date :- 9/11/2022

public class RemoveDuplicates {

public static void main(String[] args)

{

String str = "Sathya";

int l = str.length();

int k = 0;

char[] temp = new char[l];

boolean[] hit = new boolean[256];

for (int i = 0; i < l; i++) {

char ch = str.charAt(i);

if (!hit[ch]) {

hit[ch] = true;

temp[k++] = ch;

}

}

String res = new String(temp, 0, k);

System.out.println(res);

}

}

Q5.)
Date :- 9/11/2022

//Write a java program accept date of birth from scanner and check eligible for vote ?


import java.util.Scanner;
public class Main
{
public static void main(String[] args)
{
Scanner sc = new Scanner(System.in);
System.out.print("Enter date of birth in format dd/mm/yyyy : ");
String dob = sc.nextLine();
String[] dobArray = dob.split("/");
int day = Integer.parseInt(dobArray[0]);
int month = Integer.parseInt(dobArray[1]);
int year = Integer.parseInt(dobArray[2]);
if(year < 1950)
{
System.out.println("You are not eligible for vote.");
}
else if(year == 1950 && month < 1)
{
System.out.println("You are not eligible for vote.");
}
else if(year == 1950 && month == 1 && day <18)
{
System.out.println("You are not eligible for vote.");
}
else
{
System.out.println("You are eligible for vote.");
}
}
}

Q6.)
Date :- 9/11/2022

Java bean class 😊

Configuration file (.XML file )
Setter injection