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  • All questions
  • Shreyas Sadgir
    Level 11
    Pune
    Question about the task Checking the order
    Java Syntax, Level 7, Lesson 9
    Resolved
    getting correct answer still not satisfying 4th condition getting correct answer still not satisfying 4th condition
    • 5/20/20
    • 570views
    • 3comments
    0
  • MBC
    Level 14
    Apeldoorn
    Question about the task Five winners
    Java Syntax, Level 8, Lesson 11
    Under discussion
    Sorting validation won't passWhen I test it, it works. But for some reason, it the tests don't see my sorting in desceding order method?
    • 7/19/19
    • 1449views
    • 3comments
    0
  • Wes Reed
    Level 10
    Alexandria
    Question about the task Do we have a pair?
    Java Syntax, Level 4, Lesson 4
    Under discussion
    Not clear on why the 3rd and 4th conditions are not passing package com.codegym.task.task04.task0417; /* Do we have a pair? */ import java.io.*; public class Solution { public static void main(String[] args) throws Exception { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); String reader1 = reader.readL
    • 5/20/20
    • 558views
    • 3comments
    0
  • David
    Level 26
    Bucharest
    Question about the task Factorial
    Java Core, Level 5, Lesson 12
    Resolved
    helpI dont know what's wrong public class Solution { public static void main(String[] args) throws IOException { BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); int input = Integer.parseInt(reader.readLine()); reader.close(); System.o
    • 5/20/20
    • 630views
    • 2comments
    0
  • Rob
    Level 3
    Lommel
    Question about the task Our first converter!
    Java Syntax, Level 2, Lesson 2
    Resolved
    No idea what is wrong with this.Some help please.
    • 5/20/20
    • 807views
    • 4comments
    0
  • David
    Level 26
    Bucharest
    Question about the task Even and odd digits
    Java Syntax, Level 6, Lesson 5
    Under discussion
    Can anyone help me? for (int i=1;i
    • 3/6/20
    • 1290views
    • 6comments
    0
  • Tata
    Level 16
    Hisar, Haryana
    Question about the task Seeing dollars in your future
    Java Syntax, Level 4, Lesson 10
    Resolved
    I just want to know why i need to assign value one to d variable twice. Please clear my doubt. int m = 0; int d = 1; while(m<10) { while(d<10){ System.out.print("$"); d++; } System.out.print("$"); System.out.println(); m++; d=1; }
    • 5/19/20
    • 750views
    • 4comments
    0
  • HaeWon Chung
    Level 17
    Boston
    Question about the task List of number arrays
    Java Syntax, Level 9, Lesson 11
    Under discussion
    Why it doesn't pass?I don't know what it doesn't verify. I checked the number of elements and also the length of each elements as well.
    • 3/17/20
    • 989views
    • 3comments
    0
  • Szymon
    Level 41
    Warsaw
    Resolved
    IntelliJ - running a program.Hey, Is it possible to run program in IntelliJ CodeGym Plugin without going for a task verification? There are many times when i just want to check if my code compiles.
    • 5/18/20
    • 644views
    • 3comments
    0
  • Arnold Cytrowski
    Level 29
    Breslau
    Question about the task Chat (part 11)
    Java Multithreading, Level 6, Lesson 15
    Resolved
    I tried so many times but i can't pass validation (the programm ran too long error)Someone can give me some advice or golden solution? I need this to past to next task.
    • 5/20/20
    • 445views
    • 1comment
    0
  • manatsu ginn
    Level 28
    Tokyo
    Resolved
    IntelliJ IDEA hang up after installing plugin CodeGymIdeaPlugin.jar and click any of the six buttons.IntelliJ IDEA hang up after installing plugin CodeGymIdeaPlugin.jar and click any of the six buttons.
    • 4/13/20
    • 1088views
    • 1comment
    0
  • Mike
    Level 9
    Lublin
    Question about the task Going national
    Java Syntax, Level 8, Lesson 11
    Archived
    Can't pass 3rd requirement?? :) I have only one method --> main()Hello. Can't pass 3rd requirement?? :) I have only one method --> main() The code works fine :) Please help me :D
    • 4/29/20
    • 1260views
    • 3comments
    0
  • Talia Mullen-Humphreys
    Level 11
    Radcliffe
    Question about the task Remove and insert
    Java Syntax, Level 7, Lesson 6
    Under discussion
    Why does this not work?I can't seem to spot my error.
    • 5/17/20
    • 713views
    • 4comments
    0
  • Anjan
    Level 13
    Indianapolis
    Question about the task More Sam-I-Am
    Java Syntax, Level 7, Lesson 9
    Under discussion
    whats wrong in this code?this is my output [Sam, Ham, I, Ham, Am, Ham]
    • 5/18/20
    • 741views
    • 3comments
    0
  • LucGar
    Level 22
    Bilbao
    Question about the task Longest string
    Java Syntax, Level 7, Lesson 6
    Archived
    why it does not work?I think I've tried everything and it still doesn't work that is wrong in my code?
    • 1/5/20
    • 927views
    • 5comments
    0
  • Vadim
    Level 8
    Hounslow
    Question about the task Even and odd digits
    Java Syntax, Level 6, Lesson 5
    Resolved
    Somebody can explain to me how this code is working?public class Solution { public static int even; public static int odd; public static void main(String[] args) throws IOException { //write your code here BufferedReader reader = new BufferedReader(new InputStreamReader(System.in)); int a = Integer.parseInt(reade
    • 5/12/20
    • 1002views
    • 10comments
    0
  • Michaela Obertova
    Level 30
    Palo Alto
    Question about the task 2048 (Part 6/18)
    Games, Level 0, Lesson 2
    Under discussion
    Second to last condition?Hi, for some reason the code keeps failing on the second to last condition. Could someone please help? Thanks
    • 5/17/20
    • 665views
    • 3comments
    0
  • Talia Mullen-Humphreys
    Level 11
    Radcliffe
    Question about the task R or L
    Java Syntax, Level 7, Lesson 9
    Under discussion
    Not quite sure why this doesn't work.I can't seem to spot my mistake.
    • 5/19/20
    • 858views
    • 2comments
    0
  • Alexandre Lalancette
    Level 41
    Quebec
    Question about the task Stairs
    Java Collections, Level 9, Lesson 9
    Under discussion
    What is wrong with that linear thing??What is wrong with that linear thing??
    • 2/17/20
    • 982views
    • 1comment
    0
  • Abe
    Level 41
    Salt Lake City
    Question about the task Stairs
    Java Collections, Level 9, Lesson 9
    Under discussion
    Any help? I think my solution meets the criteriaI believe this solution does run in a linear fashion, 1 additional calculation for each step added. But I can not get this task to pass the last criteria. Any help?
    • 12/6/19
    • 1215views
    • 1comment
    0
  • qjie7
    Level 16
    Singapore
    Question about the task Fluffy yet again…
    Java Core, Level 2, Lesson 12
    Under discussion
    How to solve this question ? Please help :(How to solve this question ? Please help :(
    • 5/19/20
    • 600views
    • 2comments
    0
  • AnnemiekFF
    Level 41
    Breda
    Question about the task One change
    Java Collections, Level 9, Lesson 9
    Resolved
    Not sure why it won't validate?Everything I tested comes out as expected. I also have no idea why it works for different lengths, but not for the same lengths, even when using the same method (slightly adjusted ofc so the counters i en j increase for same length). Won't validate when checked seperately either. I even added the ch
    • 5/8/20
    • 939views
    • 3comments
    0
  • Saksham Joshi
    Level 4
    Ludhiana
    Question about the task Minimum of two numbers
    Java Syntax, Level 4, Lesson 6
    Resolved
    WHAT SHOULD BE DONE HERE?My code is compiled but doesn't satisfy below 3 conditions. Please tell me what is the problem here. :)
    • 5/14/20
    • 728views
    • 6comments
    0
  • Talia Mullen-Humphreys
    Level 11
    Radcliffe
    Question about the task Duplicating words
    Java Syntax, Level 7, Lesson 9
    Resolved
    Why does my code not work?Please could you help me to stop my error?
    • 5/19/20
    • 846views
    • 1comment
    0
  • manpreet singh
    Level 6
    Ottawa
    Question about the task Task about algorithms
    Java Syntax, Level 5, Lesson 12
    Under discussion
    A more complicated solution (if you dont know about Min_Value)work with this: we need to assign "maximum" an initial minimum value but we cant use Min_value. so next best option is to compare the first two input values after the initial N value and assign the greater out of them to "maximum" now initial input N has to be >0. so rest everything will go ins
    • 5/3/20
    • 1095views
    • 2comments
    0
  • Nirake_
    Level 8
    Mumbai
    Question about the task Crossing the road blindly
    Java Syntax, Level 4, Lesson 4
    Under discussion
    Last three Conditions Not met.... Help me out here I cant find out what is wrong in this code ..... Display green when the light is Green??? didn't got the actual meaning......
    • 5/18/20
    • 625views
    • 2comments
    0
  • Talia Mullen-Humphreys
    Level 11
    Radcliffe
    Question about the task Longest string
    Java Syntax, Level 7, Lesson 6
    Archived
    Why don't all the requirements pass when the output is correct? I can't seem to figure out why this will not work.
    • 5/17/20
    • 629views
    • 3comments
    0
  • asif nawaz
    Level 8
    Mumbai
    Question about the task R or L
    Java Syntax, Level 7, Lesson 9
    Under discussion
    not able to pass the solutionim able to execute the but not able to pass the second task
    • 4/23/20
    • 1098views
    • 4comments
    0
  • Laurence
    Level 10
    Question about the task Task about algorithms
    Java Syntax, Level 5, Lesson 12
    Resolved
    Can't seem to crack this one, any help would be appreciated!I can't understanding why I'm not outputting anything.
    • 5/18/20
    • 874views
    • 3comments
    0
  • JianQiu Hwang
    Level 35
    Washington
    Question about the task Aggregator (part 10)
    Java Collections, Level 8, Lesson 15
    Resolved
    Fail on "Use a variable-length argument for the Providers."What is wrong with the construct? public Model(View view, Provider[] providers) throws IllegalArgumentException { if (view == null || providers == null || providers.length == 0) { throw new IllegalArgumentException(); } else { this.view = view;
    • 5/17/20
    • 704views
    • 6comments
    0
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CodeGym CodeGym is an online course for learning Java programming from scratch. This course is a perfect way to master Java for beginners. It contains 1200+ tasks with instant verification and an essential scope of Java fundamentals theory. To help you succeed in education, we’ve implemented a set of motivational features: quizzes, coding projects, content about efficient learning, and a Java developer’s career.
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