This challenge is related to the Java language. Note that challenges that require the answers to be in a specific language are generally discouraged.
9
votes
4answers
436 views
reach catch when everything in the try block is caught already
This is limited to Java and C# by the syntax I guess.
In this programming puzzle, you are to produce Exceptions that can be caught but are thrown again at the end of the catch block.
try
{
...
157
votes
53answers
17k views
Survival Game - Create Your Wolf
The Board
The Board is a two dimensional array of cells. Cells are populated by Animals. Every day, all Animals on the Board simultaneously make one move. If two or more Animals move to the same ...
-7
votes
2answers
340 views
Algorithm to find one unique number in one million and 1 numbers [closed]
I have been asked this question in an interview. In 1 million and 1 numbers, all the numbers having the duplicate except only one number. How to find that one number ? I got an idea to use EXOR gate ...
1
vote
0answers
202 views
fizzbuzz review [closed]
I'm newbie to Java and was trying out this FizzBuzz problem:
Write a program that prints the numbers from 1 to 100. But for multiples of three print
“Fizz” instead of the number and for the ...
3
votes
1answer
451 views
Flip the commented-out code [closed]
This puzzle works for any programming language that has the same // single-line and /* ... */ multi-line comments that C++, C# and Java do.
You are debugging an application. You find a fishy block of ...
-2
votes
3answers
1k views
Write a program to print squares of integers up to 25 in java without using variables?
I asked this question on programmers 10 days back but wasn't able to get the answer that I wanted.
Write program in java to print the squares of first 25 integers(1-25) without using any variables.
...
5
votes
2answers
642 views
Write a java code to detect the JVM version
The objective is to write java code that detects the JVM version relying in compatibility changes, side effects, bugs and/or undefined behavior that works in a way in one version and another way in ...
18
votes
15answers
2k views
Tips for golfing in Java
Are there any useful shortcuts that can be used in Java?
As shown below, import already adds at least 17 characters to a program.
import java.io.*;
I understand that the simple solution would ...
