Comparision of Two String

/** * */ package com.developerstechpoint; import java.util.Scanner; /** * @author jeetendra * */ public class CompareTwoString { /** * @param args */ /*This program compare strings i.e test whether * two strings are equal or not, compareTo method * of String class is used to test equality of two * String class objects. compareTo method is case * sensitive * i.e "java" and "Java" are two different strings if * you use *compareTo method. If you wish to compare strings but *ignoring *the case then use compareToIgnoreCase method. * *String 'hello' is greater than 'Hello' as ASCII value * of 'h' is greater than 'H'. To check two strings for * equality you can use equals method which returns true if * strings are equal otherwise false. */ public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.println("Enter The first String "); String first = sc.nextLine(); System.out.println("Enter The second String "); String second = sc.nextLine(); if(first.compareTo(second)>0){ System.out.println("first String is greater than second"); } else{ if(first.compareTo(second)<0){ System.out.println("second String is greater than first "); } else{ System.out.println("Both Strings Are Equal "); } } } }

Read More

Reverse String And Checking the Palindrom

package com.developerstechpoint; import java.util.Scanner; public class PalindromString { public boolean checkPalindrom(){ System.out.println("Enter The String Which to Be check for Palindrom"); Scanner sc=new Scanner(System.in); String input=sc.nextLine(); String reverse=input; String s = ""; //String arr[] = input.split(""); // for(int i=arr.length-1; i>0; i--){ // s=s+arr[i]; // // } for(int i=input.length()-1; i>=0; i--){ s=s+input.charAt(i); } System.out.println("reversed string is =======>"+s); if(reverse.equals(s)){ return true; }else{ return false; } } public static void main(String...palindrome){ PalindromString ps= new PalindromString(); if(ps.checkPalindrom()){ System.out.println("given String Is Palindrome"); }else{ System.out.println("given String is Not Palindrom"); } } } /*Enter The String Which to Be check for Palindrom malayalam reversed string is =======>malayalam given String Is Palindrome====> * * Enter The String Which to Be check for Palindrom jeetendra reversed string is =======>ardneteej given String is Not Palindrom * * * * */

Read More

Floyed’s Triangle

/** * */ package com.developerstechpoint; import java.util.Scanner; /** * @author jeetendra * */ public class FloyedTriangle { /** * @param args */ public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.println("Enter the number of rows or columns of the triangle"); int numberofrowsorcoloumsoftriangle = sc.nextInt(); int number = 1; for(int i = 1; i <= numberofrowsorcoloumsoftriangle; i++ ){ for(int j= 1; j<=i; j++){ /* System.out.print(i); will print if input will be 3:- 1 2 2 3 3 3 */ /*System.out.print(j); * will print if input will be 3:- 1 1 2 1 2 3 */ System.out.print(number+" "); number++; } System.out.println(); /* Output will be if input is 3:- 1 2 3 4 5 6 */ } } }

Read More

Armstrong Number

package com.developerstechpoint; import java.util.Scanner; /** * @author jeetendra * */ /*An Armstrong number of three digits is an integer such that the sum of the cubes of * its digits is equal to the number itself. For example, 371 is an Armstrong number since * 3**3 + 7**3 + 1**3 = 371. * * 1,153,370,371,407 etc are armstrong Number*/ public class ArmstrongNumber { public boolean checkNumberForArmstrong(){ Scanner sc=new Scanner(System.in); System.out.println("Enter The Number====>"); int numbertocheck=sc.nextInt(); int reverse=0; int armstrong=numbertocheck; while(armstrong!=0){ int remainder=armstrong%10; reverse=remainder*remainder*remainder+reverse; armstrong= armstrong/10; } if(numbertocheck==reverse){ return true; } else{ return false; } }public static void main(String...armstrong){ if(new ArmstrongNumber().checkNumberForArmstrong()){ System.out.println("Number Is Armstrong"); }else{ System.out.println("Not armstron"); }}}

Read More

Find Factorial of Input Number

package com.developerstechpoint; import java.util.Scanner; /** * @author jeetendra * */ public class FactorialOfGivenNumber { // public void fatorial(){ // Scanner sc=new Scanner(System.in); // System.out.println("Enter The No. Of which you want to print the Factorial"); // int number=sc.nextInt(); // int factorial=1; // for(int i=1; i<=number; i++){ // factorial=factorial*i; // // } // System.out.println("Factorial Of Number Is :"+factorial); // } ; //using Recursion public int factorial(int number){ if(number==1){ return 1; } else{ return number*factorial(number-1); }} public static void main(String...fact){ System.out.println("Enter the number Of which You want to create factorial using recursion"); Scanner sc=new Scanner(System.in); int number=sc.nextInt(); System.out.println(new FactorialOfGivenNumber().factorial(number)); } }

Read More

Largest of three number

/** * */ package com.developerstechpoint; import java.util.Scanner; /** * @author jeetendra * */ public class LargestNumberofThreeInteger { /** * @param args */ public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.println("Enter the first number====>"); int first = sc.nextInt(); System.out.println("Enter the second number====>"); int second = sc.nextInt(); System.out.println("Enter the third number====>"); int third = sc.nextInt(); if(first>second && second>third){ System.out.println("Largest number is : "+first); }else{ if(second>first && second>third){ System.out.println("largest number is: "+second); }else{ System.out.println("Largest number is :"+third); } } } }

Read More

Swapping two number

/** * */ package com.developerstechpoint; import java.util.Scanner; /** * @author jeetendra * */ public class SwappingNumber { /** * @param args */ public static void main(String[] args) { Scanner sc = new Scanner(System.in); System.out.println("Enter the first number"); int first = sc.nextInt(); System.out.println("Enter the second number"); //without using third vaiable int second = sc.nextInt(); /* First logic * first =first *second; second=first/second; first=first/second; */ // Second logic first=first+second; second=first-second; first=first-second; System.out.println( "Your first number is :"+first+"\n"+" second number is :"+second); }}

Read More