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Java 25
All quests
All levels
Any status
Questions about tasks
Hot
Ash Ka
Level 13
Calgary
Question about the task
Playing Javarella
Java Syntax
,
Level 7
,
Lesson 9
Under discussion
My code seems correct but it does not work
My code seems correct but it does not work
5/9/19
1424
views
5
comments
0
MakinTosH
Level 20
Vilnius
Question about the task
UnsupportedFileName
Java Core
,
Level 8
,
Lesson 8
Under discussion
Can't check the string right...
Is something wrong with validating string or the exception is not thrown?
5/14/19
1537
views
1
comment
0
sailaja
Level 3
Hyderabad
Under discussion
Write a function that computes the minimum of four numbers. The function min(a, b, c, d) should use (call) the function min(a, b)
package com.codegym.task.task02.task0217; /* Minimum of four numbers */ public class Solution { public static int min(int a, int b, int c, int d) { int minimum; int e= min(a,b); if(c<=d && c<=e) { minimum = c; }else {
5/14/19
1571
views
2
comments
0
sailaja
Level 3
Hyderabad
Question about the task
Pay raise
Java Syntax
,
Level 2
,
Lesson 2
Under discussion
I am not sure getting the typo error.Can someone help
package com.codegym.task.task02.task0205; /* Pay raise */ public class Solution { public static void main(String[] args) { hackSalary(7000); } public static void hackSalary(int a) { //write your code here int salary=a+1000; System.out.println("Your sal
5/11/19
1656
views
4
comments
0
JavaJavaJava
Level 3
Question about the task
Pay raise
Java Syntax
,
Level 2
,
Lesson 2
Under discussion
i need help to find the error
package com.codegym.task.task02.task0205; /* Pay raise */ public class Solution { public static void main(String[] args) { hackSalary(7000); } public static void hackSalary(int a) { int Salary = a; int NewSalary= a+1000; System.out.println("Your salary
5/6/19
2078
views
7
comments
0
Vadym Opalenyk
Level 10
Vyshneve
Question about the task
Three numbers
Java Syntax
,
Level 4
,
Lesson 6
Under discussion
How to make a task
How to make a task
5/13/19
1788
views
5
comments
0
Husain Kothari
Level 20
Mumbai
Question about the task
Functionality is not enough!
Java Syntax
,
Level 10
,
Lesson 11
Under discussion
It says if an empty string is entered into after the number, it should not lose the number. I am printing the number. What seems to be the problem?
public class Solution { public static void main(String[] args) throws IOException { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); HashMap map = new HashMap(); while(true) { String t = reader.readLine(); if(t
5/11/19
1902
views
1
comment
0
Ryan
Level 7
edmonton
Question about the task
Positive and negative numbers
Java Syntax
,
Level 4
,
Lesson 7
Resolved
Failing verification despite getting correct results.
My own run tests pass but I keep failing in the verify. Can someone explain why?
5/13/19
1639
views
3
comments
0
Johnson Jose
Level 10
Edinburgh
Question about the task
Task about algorithms
Java Syntax
,
Level 5
,
Lesson 12
Archived
I am getting the correct output in IntelliJ but is failing the last condition here. Why?
Any help will be appreciated.
5/14/19
1490
views
2
comments
0
Kian Sun
Level 5
Question about the task
Minimum of three numbers
Java Syntax
,
Level 2
,
Lesson 8
Resolved
Returning values inside an if-else statement?
Hi! I initially tried solving this task by declaring an int variable "result", doing the comparisons and setting "result" equal to a/b/c depending on the comparison, and returning "result" at the end of the method. However, even though my code worked, the task wouldn't accept it. So I rewrote it to
4/24/19
6145
views
5
comments
0
Philip Obiorah
Level 16
Port - Harcourt
Question about the task
Changing functionality
Java Syntax
,
Level 7
,
Lesson 12
Resolved
Not verifying... Pls what is wrong with this code
Please I can't figure out what is wrong with this code, and why it is not verifying.
2/9/19
2471
views
3
comments
0
Shaun Forster
Level 14
United Kingdom
Question about the task
Print three times
Java Syntax
,
Level 2
,
Lesson 8
Under discussion
My solution is apparently correct but am curious.
While it says my solution is correct. Is the output supposed to be "window window window file file file" or is it supposed to be "window file window file window file"?
5/13/19
1395
views
1
comment
0
Mukesh Vudayagiri
Level 10
Ferokh
Question about the task
The end
Java Syntax
,
Level 7
,
Lesson 12
Under discussion
Why?
Why the code is working with .equals() method and why not with == operator. Please explain lengthily or provide some links. Thanks.
9/8/18
1672
views
4
comments
0
Alex Balandinos
Level 18
Lusaka
Question about the task
The end
Java Syntax
,
Level 7
,
Lesson 12
Under discussion
Program not displaying and not exiting
3/7/19
1710
views
2
comments
0
IrnBruKing
Level 7
Falls Church
Under discussion
Can't use IntellJ on PC/Network
Hello all, I'm using Codegym at work for training, I'm now at the point where the course is asking to me install IntelliJ. However being at work I can't install other programmes, is there an in-browser version or another alternative I can use? Thanks.
5/13/19
1274
views
1
comment
0
Deepak Chandra
Level 16
Visakhapatnam
Question about the task
Task about algorithms
Java Syntax
,
Level 5
,
Lesson 12
Archived
Help please
Works fine in intellij an iam getting the answer correct but last condition is not satisfied.Please help. public class Solution { private static Scanner scanner = new Scanner(System.in); public static void main(String[] args) throws Exception { int N = scanner.nextInt(); int
5/10/19
1997
views
8
comments
0
Vishwambhar Awagan
Level 8
Pune
Question about the task
Shuffled just in time
Java Syntax
,
Level 7
,
Lesson 12
Under discussion
Running but still giving error
10/19/18
1924
views
6
comments
0
Serg
Level 23
Tyumen
Question about the task
Arithmetic mean
Java Syntax
,
Level 5
,
Lesson 5
Resolved
Why a mistake?
Why does an error occur? package com.codegym.task.task05.task0507; import java.io.BufferedReader; import java.io.InputStreamReader; public class Solution { public static void main(String[] args) throws Exception { int n = 0; int count = 0; double
5/8/19
2177
views
7
comments
0
Николай
Level 7
Mariupol'
Question about the task
Even and odd digits
Java Syntax
,
Level 6
,
Lesson 5
Under discussion
everything works but the test fails. Why?
package com.codegym.task.task06.task0606; import java.io.*; /* Even and odd digits */ public class Solution { public static int even; public static int odd; public static void main(String[] args) throws IOException { BufferedReader reader = new BufferedReader(new InputStre
5/10/19
1441
views
2
comments
0
Godwin
Level 14
Sango
Question about the task
Shuffled just in time
Java Syntax
,
Level 7
,
Lesson 12
Resolved
shows timeout after validation, why?
After spending much time the program runs correctly but shows timeout after validation. no pass, no fail just timeout. How can i resolve this? Thanks
5/12/19
1583
views
2
comments
0
nickyy
Level 18
Diou
Question about the task
Rule of the triangle
Java Syntax
,
Level 4
,
Lesson 4
Under discussion
Using loops to solve the triangle problem
Hi everyone :-) Maybe I have over done it, I have not find a splice function in java... I am not sure why my code fails... It gives the correct answers when I try it. 5, 3, 2 => exists 0 for a side => exists 5, 2, 2 => exists
5/10/19
3526
views
2
comments
0
hidden #10438825
Level 4
Question about the task
Closest to 10
Java Syntax
,
Level 4
,
Lesson 4
Under discussion
Not sure what I am doing wrong.
Even just a hint would help. Thanks
5/10/19
2679
views
3
comments
0
Connor
Level 8
Boston
Question about the task
R or L
Java Syntax
,
Level 7
,
Lesson 9
Under discussion
I'm unsure about what I'm missing, I'm sure it's pretty simple but I'm BURNT from work this week.
It's been REALLY busy this week, but I need to get at LEAST two hours of practice in per day. I know once I get a job doing this it'll be at LEAST 8 hours a day coding. But right now on top of 50 hours a week at a restaurant :'0, and doing 8 hours a day on my two days off and being a dad. I love my
5/11/19
1705
views
3
comments
0
errorCode
Level 9
Makati
Question about the task
Drawing lines
Java Syntax
,
Level 4
,
Lesson 13
Resolved
My display is correct, still it does not met the requirements. Why?
My display is correct, still it does not met the requirements. Why?
9/14/18
2439
views
4
comments
0
Don Boody
Level 8
Victor
Question about the task
Drawing lines
Java Syntax
,
Level 4
,
Lesson 13
Under discussion
IntelliJ Behavior
Anybody running into an issue where you ask the IntelliJ plugin to verify the task you're currently working on, but it verifies the task you had just previously worked on? It happens to me very frequently, regardless of the task or level. Anybody find a way to fix that?
2/16/19
1555
views
5
comments
1
Sourav Kumar Rana
Level 9
Delhi
Question about the task
Notepad for new ideas
Java Syntax
,
Level 6
,
Lesson 11
Under discussion
this worked but need improvement
package com.codegym.task.task06.task0617; /* Notepad for new ideas */ public class Solution { public static class Idea { public String getDescription() { return "sourav"; } } public static void printIdea(Idea idea) { System.out
1/17/19
1815
views
6
comments
0
Wilder
Level 4
Alajuela
Question about the task
Pets need people
Java Syntax
,
Level 2
,
Lesson 5
Under discussion
help please, i can't figure out what do to :(
public class Solution { public static void main(String[] args) { Cat cat=new Cat(); Dog dog=new Dog(); Fish fish=new Fish(); cat.owner=Woman; dog.owner=Woman; fish.owner=Woman;
3/22/19
1767
views
3
comments
0
Akash sah
Level 8
Kathmandu
Question about the task
Pets need people
Java Syntax
,
Level 2
,
Lesson 5
Under discussion
what should i do now?
what is wrong with this code?
2/9/19
1399
views
3
comments
0
Julien
Level 15
Paris
Question about the task
Checking the order
Java Syntax
,
Level 7
,
Lesson 9
Resolved
Compiled, Tested with manual entries. Work for me but not for CodeGym. Review please ?
Hey Guys, Everything look fine with this code, i tried manual entries (like ascendant, descendant sets with violators and some with not). I dont know why i don't pass the test in codegym. Someone here for a code review please ? ArrayList list = new ArrayList<>(); BufferedReader re
5/11/19
1492
views
3
comments
0
MakinTosH
Level 20
Vilnius
Question about the task
CRUD 2
Java Core
,
Level 7
,
Lesson 10
Resolved
Is this an error with validation?
Ok, I think my code is working perfectly.. Can anyone help me and find why the conditions aren't met?
5/9/19
1912
views
7
comments
0
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