PalindromeInteger

import java.util.*;

public class PalindromeInteger {

public static void main(String[] args) {

Scanner input=new Scanner(System.in);
 
System.out.println("Please write an integer value");
int num=input.nextInt();
 
   System.out.println(isPalindrome(num));
   System.out.println("Reverse number is= "+reverse(num));
}
public static int reverse(int number){

int x=number%10;
int y=number/10;
int z=y%10;
int c=y/10;
int v=c%10;

int newNumber=x*100+z*10+c;
return newNumber;
}
public static boolean isPalindrome(int number)
{
int newNumber=reverse(number);

if(number==newNumber){
System.out.println("Number is Palindrome");
}else
System.out.println("It is not Palindrome number");

return true ;

}
}

WhatIsMyGrade

public class WhatIsMyGrade{
public static void myGrade(double grade){

if(grade>=90){
System.out.println("Grade is A");
}else if(grade>=80){
System.out.println("Grade is B");
}else if(grade>=70){
System.out.println("Grade is C");
}else if(grade>=60){
System.out.println("Grade is D");
}else
System.out.println("Grade is F");
}

public static void main(String args[]){
myGrade(14);
}
}

MaxMethod

public class MaxMethod{
public static double max(double num1,double num2){

double result;
if(num1>num2){
result=num1;
}else if(num1==num2){
result=num1;
}else
result=num2;

return result;
}
public static void main(String args[]){
System.out.println("Max value is "+max(13,15));

}

}