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/* Read Number from Console and Check if it is a Palindrome Number This Java example shows how to input the number from console and check if the number is a palindrome number or not. */ import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; public class InputPalindromeNumberExample { public static void main(String[] args) { System.out.println("Enter the number to check.."); int number = 0; try { //take input from console BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); //parse the line into int number = Integer.parseInt(br.readLine()); } catch(NumberFormatException ne) { System.out.println("Invalid input: " + ne); System.exit(0); } catch(IOException ioe) { System.out.println("I/O Error: " + ioe); System.exit(0); } System.out.println("Number is " + number); int n = number; int reversedNumber = 0; int temp=0; //reverse the number while(n > 0){ temp = n % 10; n = n / 10; reversedNumber = reversedNumber * 10 + temp; } /* * if the number and it's reversed number are same, the number is a * palindrome number */ if(number == reversedNumber) System.out.println(number + " is a palindrome number"); else System.out.println(number + " is not a palindrome number"); } } /* Output of the program would be Enter the number to check.. 121 Number is 121 121 is a palindrome number */ |
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