reverse « Integer « Java Data Type Q&A

1. Question about sizeof. I want to reverse bits in number stackoverflow.com

What will be equivalent of this in Java?

for (i = (sizeof(num)*8-1); i; i--)

num is given number, not array. I want to reverse bits in integer.

2. best way to reverse bytes in an int in java stackoverflow.com

How are you gentlemen!! What's the best way to reverse the order of the 4 bytes in an int in java??

3. Java reverse int value stackoverflow.com

Can anyone explain to me how to reverse an integer without using array or String. I got this code from online, but not really understand why + input % 10 and ...

4. Reversing Integer Value stackoverflow.com

I cannot figure this out. This is for homework. I need to create a method that reverses an integer that is passed to it. I've now been able to fix the ...

5. Reverse number after inputting an integer and doubling it stackoverflow.com

the directions are the following: input an integer, then double integer value, then call your static void reverse( long i ) method. The method void reverse( long i) displays the integer ...

6. reverse an integer coderanch.com

Here's one way (some details have been omitted). public List intToList(int i) { throw new UnsupportedOperationException("TODO: implement this method"); return null; } public int listToInt(List list) { throw new UnsupportedOperationException("TODO: implement this method"); return null; } public static void main(String[] args) { final int forward = 1234 final List intList = intToList(forward) Collections.reverse(intList) final int backward = listToInt(intList); } [ August ...

7. Help with syntax to reverse a positive integer java-forums.org

I am new to java. I am learning with a book and on line videos. an assignment i am trying to complete requires me to read in a positive integer and to print out the integer in reverse heres what I have so far thanks in advance for any help hints or suggestions :) Java Code: /* * File: ReverseDigits.java * ...

8. Reverse the integers java-forums.org

i have the following code and it compiles and works perfectly. But the project wants me too do the revers as well for example) if i inter 120, the program returns factors which are 2 2 2 3 5 but i also need it to return the reverse 5 3 2 2 2 the book wants me to use a StackOfIntegers ...

9. Reversing an integer..... forums.oracle.com

Try this public class ReverseInt { public static void main(String[] args) { int input=97603; boolean done=false; int numDigits=getDigits(input); double result=0; while(!done) { numDigits--; int digit=input % 10; if(digit!=0) result+=Math.pow(10,numDigits)*digit; input/= 10; if(input<1) done=true; } System.out.println(result); } static int getDigits(int i) { int count=0; int temp=i; do{ count++; temp=temp/10; }while(temp>1); return count; } }

10. About Integer.reverse() forums.oracle.com

This is correct. first our Integer value converted into binary value. then reverse that binary & calculates the decimal value. it will gives the int value. if our Integer value is odd number, the return unt value is -ve. if our Integer value is even number, the return unt value is +ve.

11. reversing integers forums.oracle.com

I think you're still missing something. What type is "StdIn"? You're using it in your code, but I don't see it declared anywhere. I realize this must be an input reader, but is it your own, or is it one of the standard ones provided with Java? Looking at the code, I don't see anything off the top of my head ...