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Get the digits of a number java

WebFeb 16, 2011 · The sound and perfect way to get decimal part of float and double data types, is using with String like this code: float num=2.35f; String s= new Float (num).toString (); String p=s.substring (s.indexOf ('.')+1,s.length ()); int decimal=Integer.parseInt (p); Share Follow answered Aug 18, 2016 at 14:59 Gholamali Irani 4,361 6 27 59 Add a comment 4 WebFeb 7, 2013 · Method number.toString ().length () will return the number of digits. That is the same as the length of your needed array. Then you use your code as before, yet instead of printing you add the digit to the array.

how do i get even placed digits from a number in java

WebOct 10, 2016 · 8. The "hint" is actually a nearly direct explanation of how to do what you need to do: dividing in integers by ten gets rid of the last digit, while obtaining modulo ten gives you the last digit: int x = 12345; int lastDigit = x % 10; // This is 5 int remainingNumber = x / 10; // This is 1234. Do this in a loop until the remaining number is zero. WebFeb 12, 2014 · long num = 2432902008176640000L; int n = 4; long first_n = (long) (num / Math.pow (10, Math.floor (Math.log10 (num)) - n + 1)); I am assuming you mean factorial of a number. Just convert the number into a string and use substring method to get first 4 digits only. fact is the factorial value. fcs k2.1 https://traffic-sc.com

How do i find the right most digit of a number integer with java ...

WebMay 26, 2012 · int num1 = (int) ( (Math.random ()*100000)+1); System.out.println ("Randomed number: " + num1); while ( (num1/10)>0) num1 = num1/10; System.out.println ("Left digit: " + num1); and it works fine for me Share Improve this answer Follow answered May 26, 2012 at 11:51 Pshemo 122k 25 183 266 WebIn order to find the sum of digits of a number, we must familiar with the Java loops and operators. Steps to Find the Sum of Digits of a Number in Java Enter any integer number as input. After that, we use modulus and division operation respectively to find the sum of digits of the number as output. Let's see the steps. WebDec 19, 2015 · 6. I have a huge double that i want to get the first 2 decimal digits as float from. Here is an example: double x = 0.36843871 float y = magicFunction (x) print (y) Output: 36. If you don't understand feel free to ask questions. java. hospital baru sri aman

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Get the digits of a number java

How do I get the part after the decimal point in Java?

WebI have JPA entity as And then Repository as (adsbygoogle = window.adsbygoogle []).push({}); Now, when I run it then I get following exception: And stored procedure is: It is running against Oracle database. Can someone please help me understand even though I have correct parameter numbers WebApr 1, 2012 · To determine the place of the number, you can convert the integer to a String, and get the length of it. For example... int [] a= {123,342,122,333,9909}; int maxNumber = a.getMax (); // will return '9909' int numberPlace = (new Integer (maxNumber)).toString ().length; // will return '4'

Get the digits of a number java

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WebJan 24, 2014 · Getting the remainder of a number divided by 10 only leaves you with the ones digit (right most number). We use a Decimal / Base 10 number system. So if you use 10 you will always get remainders in between 0-9. In Java, '%' is the remainder operator and works the way described above. Summary of Operators in Java Share Improve this … WebJan 20, 2016 · I want my program to get all the even digits from a number input. Then multiply those with digits with 2. If the result is a two digit number, add them. At the end i want it to give me the sum of all the even digits. public class evenplaceadd {

Web1 day ago · JavaScript Program to Check if all array elements can be converted to pronic numbers by rotating digits - Pronic numbers are also known as rectangular numbers, … Web1 day ago · JavaScript Program to Check if all array elements can be converted to pronic numbers by rotating digits - Pronic numbers are also known as rectangular numbers, the pronic numbers are numbers that are multiples of two consecutive numbers. We will be given an array of integers and we can rotate the digits in any direction for a certain …

WebDec 31, 2024 · The task if for you get create an algorithm that finds what two numbers in the given array of numbers that equal targetSum. After a few hours I understood clearly the algorithm and familiar with ... WebSep 30, 2024 · Use a while loop to pick the digits of the integer and count the number of digits one by one. Use a statement to pick the last digit of the integer. Increment the …

WebNov 2, 2024 · Using Integer.toString Function (Using inbuilt Method) Using modulo operator. Approach 1: Using Integer.toString Method. This method is an inbuilt method present already in the directory of java which returns the string object. This string object … The java.lang.Integer.toString(int a) is an inbuilt method in Java which is used to …

WebSep 11, 2014 · Get the portion of the string after the decimal place and count the numbers until you get to a 0. There are corner cases but you can take care of that. One thing though, some numbers cannot be represented exactly, such as 4/3, so the number of the decimal places theoretically is infinite. fcsk721hospital batu pahat pakar 5WebJan 26, 2024 · Perhaps the easiest way of getting the number of digits in an Integer is by converting it to String, and calling the length () method. This will return the length of the String representation of our number: int … fcs k3WebFeb 24, 2024 · Logic is if you add any number by 9, resulting addition of digit will result in the same number. Example: 6 + 9 = 15 then 1 + 5 = 6 (again you got 6). In case of decimal point, remove it and add resulting digits. Below code does the trick: i % 9 == 0 ? 9 : i % 9 Share Improve this answer edited Nov 29, 2024 at 17:59 answered Aug 20, 2024 at 8:42 hospital barueri samebWebMay 5, 2024 · Your "math" is working correctly. The one thing you can: compute the length (number of digits) within your number upfront, to avoid "iterating" the number twice - so you can determine if that number of digits is even or odd without "iterating" the number:. int n = 1234; int length = (int)(Math.log10(n)+1); should give you 4 for 1234, and 5 for … hospital bangkok bumrungradWebMar 23, 2013 · 3 Answers Sorted by: 42 Math.floor (Math.log10 (number) + 1) // or just (int) Math.log10 (number) + 1 For example: int number = 123456; int length = (int) Math.log10 (number) + 1; System.out.println (length); OUTPUT: 6 Share Improve this answer Follow edited Mar 23, 2013 at 14:30 answered Mar 23, 2013 at 14:24 Eng.Fouad 114k 70 313 … fcsk716WebJul 20, 2011 · String num = number + ""; return num.substring (0, numDigits); If you need the number itself you can do int div = Math.pow (10, numDigits); while (number / div > 0) number /= 10; Share Improve this answer Follow answered Jul 20, 2011 at 6:16 Jesus Ramos 22.8k 10 56 88 Add a comment Your Answer Post Your Answer hospital batu pahat pakar 2