The property is such that, when the number is multiplied by 2 and 3, and both these products are concatenated with the original number, all digits from 1 to 9 are present exactly once, regardless of the number of zeroes. If resulting sum is equal to 1 then, given number is a happy number. 4.1 Declaration. If you have any doubts or suggestion then comment below. We also have a boolean value numeric which stores if the final result is numeric or not. A number is called fascinating number if it is (having at least 3 digits) multiplied by 2 and 3, and both these products are concatenated with the original number, then the new number contains all the digits from 1 to 9 exactly once. For example, consider the number 192. Vampire number You are encouraged to solve this task according to the task description, using any language you may know. When a 3 digit number is concatenated with the number multiplied by 2 and the number multiplied by 3, sometimes we get a number which contains all the digits from 1 … Example:-Number = 192Multiplying by 2 => 192 * 2 = 384Multiplying by 3 => 192 * 3 = 576Concatenation => “192” + “384” + “576” = 192384576, which contains all the digits from 1 to 9 exactly once. What is a Fascinating Number? Because number of 0 is ignored. Buzz number in java | A number is called a buzz number if it is divisible by 7 or it ends with 7.For example- 7, 17, 27, 37, 47 are buzz numbers because they end with 7. Write a Program in Java to input a number and check whether it is a Fascinating Number or not. A Number is spy number if the sum of its digits equals the product of its digits. Fascinating numbers are 3 digit numbers with a unique property. Hence, it could be concluded that 192 is a Fascinating Number. 05, May 17. If the sum is equal to 4 then, the number is an unhappy number. Enter a number : 853 853 is not a … London has the highest number of … Not any other number which is divisible by 111. Now we know what actually is a Nelson number lets see how we can check nelson number in java? 1) Take a number2) Declare a string and initialize it with the concatenation of number, number*2, and number*3. class IX (ICSE) Sample papers; Solved programs; Practice papers; Practice papers If yes then increase the value of array[digit] element by 1. If any element of the array is zero then it means string (number) doesn’t contain that number. Java Program to check a Fascinating number What is Fascinating number If a number of at least three digits is concatenated with its products by 2 and 3 and the result contains all the digits from 1 to 9 and these digits are present exactly once, then the number is said to be Fascinating. *; Enter an integer number::19021902 is a Fascinating number. Note : The number should be of at least 3 digits to qualify for fascinating number test /* program to find whether it is fascinating number or not*/ import java.util. Thus, 192 is a fascinating number. In other programming languages, like Java, classes are generally used to represent linked lists as these languages support the feature of object-oriented programming. 192 * 2 = 384 192 * 3 = 576 Concatenating both the results with the original number, we get: “192” + “384” + “576” = 192384576. Save my name, email, and website in this browser for the next time I comment. A Fascinating number is a number which when concatenated with its multiple of 2 and 3 results into a number which contains all digits from 1 to 9 exactly once. Did you want to share more information about the topic discussed above or you find anything incorrect? 192 * 2 = 384 192 * 3 = 576 Concatenating both the results with the original number, we get: “192” + “384” + “576” = 192384576. 10, Jun 14. To check if the string contains numbers only, in the try block, we use Double's parseDouble() method to convert the string to a Double. Sum of the digits = 1 + 1 + 2 + 4 . Fascinating Numbers : Some numbers of 3 digits or more exhibit a very interesting property. Your Task: You don't need to read input or print anything. 3. Fascinating Number in Java. A vampire number is a natural number with an even number of digits, that can be factored into two integers. A few evil numbers are 3, 5, 6, 9…. Amicable numbers are two different numbers so related that the sum of the proper divisors of each is equal to the other number. Convert this character into digit (Not in ASCII value) and. The first ten amicable pairs are: (220, 284), (1184, 1210), (2620, 2924), (5020, 5564), (6232, 6368), (10744, 10856), (12285, 14595), (17296, 18416), (63020, 76084), and … Example: 192. For concatenation, we can use + operator. Since 192 is a fascinating number so, 1902, 19002, 19000…0002, are also a fascinating number. Hence, it is a fascinating number. | ISC Computer Science | ICSE Cmputer Application May 2020 Fascinating Numbers : Some numbers of 3 digits or more exhibit a very interesting property. //Write a prigram to accept a number and check it is a fascinating number or not. Write a Program in Java to check whether a number is a Keith Number or not. A number is called fascinating number if it is (having at least 3 digits) multiplied by 2 and 3, and both these products are concatenated with the original number, then the new number contains all the digits from 1 to 9 exactly once. Active 3 years, 1 month ago. In recreational mathematics, a Keith number or repfigit number (short for repetitive Fibonacci-like digit) is a number in the following integer sequence: Before we learn how to implement a linked list in C/C++, let us see how it to declare it. Concatenating the results : 192384576. Example: Binary equivalent of 9 is 1001, which contains even number of 1’s. To concatenate, we first need to count the number of digits in the multiple of 2, then we multiply the original number with that much number of 10s and then we add the multiple of 2 to it. Its declaration is as follows: So, the number is not a fascinating number.6) If all previous conditions are satisfied then it is a fascinating number. But if array[digit] is not 0 that means already it is increased due to previous existing same digit so, number is not a fascinating number. Let us know in the comments. Oftentimes while operating upon Strings, we need to figure out whether a Stringis a valid number or not. Once we're done discussing various implementations, we'll use benchmarks to get an idea of which methods are optimal. Program to check Strong Number. Enter minimum value of range:1Enter maximum value of range:1000The Fascinating number from 1 to 1000 are:192 219 273 327, Enter minimum value of range:1000Enter maximum value of range:10000The Fascinating number from 1000 to 10000 are:1902 1920 2019 2190 2703 2730 3027 3270. In the above program, we have a String named string that contains the string to be checked. Design a program to accept a positive whole number and find the binary equivalent of the number and count the number of 1’s in it and display whether it is a Evil number or not with an appropriate message. Input: N = 192 Output: Fascinating Explanation: After multiplication with 2 and 3, and concatenating with original number, number will become 192384576 which contains all digits from 1 to 9. Hence, it could be concluded that 192 is a Fascinating Number. 3) Declare an integer array of size 10, by default are all elements of array is 04) Traverse through the characters of the string. Enter an integer number::12341234 is not a Fascinating number. Thank you! Viewed 26k times 5. Spy Number program. Some examples of fascinating Numbers are : 192, 219, 273, 327, 1902, 1920, 2019 etc. Answer:ascinating Number in Java. java program for spy number khurshidmdanwar 21:00:00 ICSE Pogram. Example : consider the number 1124. Program to check if two given matrices are identical. C Program to Check if a Given String is Palindrome . Check array[digit] is 0 or not? 25, May 14. Enter an integer number::219219 is a Fascinating number. A fascinating number is one which when multiplied by 2 and 3, and then, after the results are concatenated with the original number, the new number contains all the digits from 1 … Ask Question Asked 7 years, 2 months ago. Sign in. 12345.15 is a number. In this post, we will develop a Java program to check whether the given number is Fascinating Number or not? Fascinating numbers are 3 digit numbers with a unique property. Fascinating Numbers : Some numbers of 3 digits or more exhibit a very interesting property. Fascinating Number in Java What is a Fascinating Number? The property is such that, when the number is multiplied by 2 and 3, and both these products are concatenated with the original number, all digits … Fascinating infographics have revealed the most surveilled cities in the world where citizens are being watched in their every move. Write a program to accept a number and check and display whether it is a Spy Number or not. The Output for the different test-cases are:-. This number contains all digits from 1 to 9 and these digits appear exactly once in the result. Programming Code: Write a program in Java to check whether a given number is ‘Fascinating number’ or not. For example, consider the number 192. If the final number leaves no remainder when divided by 11, the code is a valid ISBN. We need to note that multiples of 111 are Nelson numbers e.g 111, 222, 333, 444, 555, 666, 777, 888 and 999. There could be any number of zeros and are ignored. Java program to check for Fascinating Number Write a Program in Java to input a number and check whether it is a Fascinating Number or not.. We will also develop a Java program to check all fascinating numbers between two given numbers. Similarly, the numbers 7, 14, 21, 28, 35, 49 are also buzz numbers because they are divisible by the number 7. : input: N = 853 Output: not fascinating Explanation: it not! Or suggestion then comment below product of its digits ) Sample papers ; Solved programs Practice! And website in this browser for the different test-cases are: 192, 219 273... Or you find anything incorrect my name, email, and website in browser... Divisors of each is equal to 4 then, the Code is fascinating! 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