From 19d311e993de7648e869b942382ae6f8a23e79c4 Mon Sep 17 00:00:00 2001 From: Manmeet Singh Date: Wed, 4 Oct 2017 00:22:54 +0530 Subject: [PATCH] Create Palindromic Prime --- Misc/PalindromicPrime.java | 41 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 Misc/PalindromicPrime.java diff --git a/Misc/PalindromicPrime.java b/Misc/PalindromicPrime.java new file mode 100644 index 000000000000..866467206456 --- /dev/null +++ b/Misc/PalindromicPrime.java @@ -0,0 +1,41 @@ +import java.util.Scanner; +public class PalindromePrime { + + public static void main(String[] args) { // Main funtion + Scanner in = new Scanner(System.in); + System.out.println("Enter the quantity of First Palindromic Primes you want"); + int n = in.nextInt(); // Input of how mant first pallindromic prime we want + funtioning(n); // calling funtion - functioning + } + + public static boolean prime(int num) { // checking if number is prime or not + for (int divisor = 2; divisor <= num / 2; divisor++) { + if (num % divisor == 0) { + return false; // false if not prime + } + } + return true; // True if prime + } + + public static int reverse(int n){ // Returns the reverse of the number + int reverse = 0; + while(n!=0){ + reverse = reverse * 10; + reverse = reverse + n%10; + n = n/10; + } + return reverse; + } + + public static void funtioning(int y){ + int count =0; + int num = 2; + while(count < y){ + if(prime(num) && num == reverse(num)){ // number is prime and it's reverse is same + count++; // counts check when to terminate while loop + System.out.print(num + "\n"); // Print the Palindromic Prime + } + num++; // inrease iterator value by one + } + } +}; pFad - Phonifier reborn

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