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  • All questions
  • Jen P
    Level 26
    Question about the task Unzipping a file
    Java Collections, Level 1, Lesson 10
    Under discussion
    Can anyone help to give me some clues on where my code is wrong ?I also tried to do a local test, what I did is : create a local zip file, for example zip a music.map file to musicmp3.zip. I then use zip musicmp3.zip --out splitArchive.zip -s 3m Then I ll get files like: splitArchive.z01 // Zip archive splitArchive.z02 // for some reason mac shows it as ` Doc
    • 8/23/19
    • 1329views
    • 1comment
    0
  • Erhan H.
    Level 23
    Istanbul
    Question about the task Prices
    Java Core, Level 8, Lesson 11
    Resolved
    My tests are OK but it doesn't verifyCan you please give me an advice..
    • 11/26/19
    • 1103views
    • 2comments
    0
  • hidden #10538281
    Level 10
    Question about the task Labels and numbers
    Java Syntax, Level 4, Lesson 7
    Resolved
    Problem with "Zero"Hello! The task requirements are not met. Could you please tell me what I got wrong with the "zero" requirement? Thank you so much!
    • 10/31/19
    • 1849views
    • 3comments
    0
  • hidden #10538281
    Level 10
    Question about the task Do we have a pair?
    Java Syntax, Level 4, Lesson 4
    Resolved
    Can't see the errorWhere is the error? Thanks!
    • 11/23/19
    • 1232views
    • 3comments
    0
  • hidden #10538281
    Level 10
    Question about the task Seasons on Terra
    Java Syntax, Level 4, Lesson 4
    Resolved
    Why it doesn't compile?Hello, Could anyone please tell me why it doesn't compile? (I've tried at the end with both "else if" and just "else", but that's not the problem). The compiler says "error: not a statement". Thank you very much!
    • 10/28/19
    • 1062views
    • 3comments
    0
  • yi
    Level 20
    Toronto
    Question about the task Kind Emma and the summer holidays
    Java Syntax, Level 8, Lesson 8
    Under discussion
    Can someone explian what is wrong here?Is this the way to get the answer? if it is, can someone explian me what should I need to edit here ? Or it is just wrong. Thanks
    • 11/26/19
    • 1142views
    • 2comments
    0
  • yi
    Level 20
    Toronto
    Question about the task Even and odd digits
    Java Syntax, Level 6, Lesson 5
    Under discussion
    What is wring with my codeHi, can someone help me with this one ? thx
    • 11/8/19
    • 1031views
    • 6comments
    0
  • hidden #10559307
    Level 8
    Question about the task Arithmetic mean
    Java Syntax, Level 5, Lesson 5
    Resolved
    not accepting the correct output. appreciate you feedback on my code's issue.
    • 11/26/19
    • 1095views
    • 2comments
    0
  • adevalebrook
    Level 9
    Chisinau
    Question about the task Streets and houses
    Java Syntax, Level 7, Lesson 4
    Archived
    What is the problem with the 4th requirement? I don't understand what I did wrongWhat is the problem here? 3 work, but 4, no :/
    • 11/25/19
    • 1311views
    • 2comments
    0
  • hidden #10559307
    Level 8
    Question about the task Arithmetic mean
    Java Syntax, Level 5, Lesson 5
    Resolved
    help, taking too much time to compile?which import statment(s) should i use to reduce the combiling time? thanks
    • 11/26/19
    • 1005views
    • 4comments
    0
  • Tamu
    Level 6
    Gdańsk
    Under discussion
    Unknown error during task verification?Hey guys, I'm getting an "Unknown error during task verification" in intellij - code is good, passing all requirements at codegym website, but it seems i can't verificate it using intellij - anyone knows what's wrong? Level 3, lesson 3, below, please find a code I'm using. package pl.codegym.task.
    • 11/24/19
    • 1058views
    • 2comments
    0
  • Ivan
    Level 22
    Nope
    Question about the task Task about algorithms
    Java Syntax, Level 9, Lesson 11
    Resolved
    Should be working ...Hey Guys, below algorithm for sorting words in ascending order doesn't validate in codeGym, but it is working properly within Intellij. Some assistance will be appreciated. "The entered data has been changed"
    • 11/23/19
    • 1684views
    • 18comments
    0
  • adevalebrook
    Level 9
    Chisinau
    Question about the task Expressing ourselves more concisely
    Java Syntax, Level 7, Lesson 6
    Archived
    What I'm missing here?3rd and 4th task is not completed.
    • 11/26/19
    • 1194views
    • 1comment
    0
  • Mack
    Level 20
    Osiedle-Nowiny
    Question about the task Prices 2
    Java Core, Level 8, Lesson 11
    Under discussion
    Where is mistake?where?
    • 12/21/18
    • 1346views
    • 3comments
    0
  • nan
    Level 9
    Lorient
    Question about the task The end
    Java Syntax, Level 7, Lesson 12
    Resolved
    what's the reason for the error 'java heap error' why
    • 9/22/19
    • 1465views
    • 3comments
    0
  • Mihajlo
    Level 18
    Laktasi
    Question about the task Even and odd digits
    Java Syntax, Level 6, Lesson 5
    Under discussion
    Why I am getting unreachable statement error? Can anyone help me?package com.codegym.task.task06.task0606; import java.io.*; public class Solution { public static int even; public static int odd; public static void main(String[] args) throws IOException { BufferedReader b = new BufferedReader(new InputStreamReader(System.in))
    • 7/20/19
    • 1581views
    • 2comments
    0
  • Jyothi
    Level 20
    Question about the task HashSet of plants
    Java Syntax, Level 8, Lesson 3
    Resolved
    task08.task0801 - HashSet of plantstask08.task0801 - HashSet of plants Verify failing declare/initialize HashSet why?
    • 12/11/18
    • 2248views
    • 6comments
    1
  • Wei Cui
    Level 39
    Newark
    Question about the task Calculating salaries
    Java Core, Level 9, Lesson 11
    Under discussion
    Cant find where wrong My output is correct, but fail the last condition, please help.
    • 11/8/19
    • 1277views
    • 2comments
    0
  • catalinene
    Level 29
    Greven
    Question about the task Longest sequence
    Java Syntax, Level 8, Lesson 6
    Resolved
    Output looks good only if the 10 numbers match the task descriptionHello there, If i input the numbers as in the task description the output is right (3) , but if I enter: 1,2,3,4,5,6,7,7,7,7 the "sequences" list only has [1,1,1,1,1,1] in it so the output is is going to be wrong. Don't see where my mistake is. Thanks in advance!
    • 11/25/19
    • 1044views
    • 1comment
    0
  • krystian
    Level 9
    Kozle
    Question about the task Crossing the road blindly
    Java Syntax, Level 4, Lesson 4
    Under discussion
    Can someone help?? import java.io.*;
    • 11/24/19
    • 1001views
    • 5comments
    0
  • Adam S
    Level 22
    Gliwice
    Question about the task Plan to conquer the world
    Java Syntax, Level 3, Lesson 8
    Resolved
    Can anyone have a look, pls?I've tried to do it in InteliJ and the program is not printing the output at all, the program is running but shows nothing...:/ What's wrong?
    • 11/24/19
    • 1176views
    • 1comment
    0
  • Nitin raj
    Level 12
    Mumbai
    Under discussion
    As i m confused How a non-static variable C can access static variable A in it. this is a task from level 6 lesson 11 task 3. please help me out I m confusedpublic class Solution { public static int A = 5; public int B = 2; public static int C = A * B; public static void main(String[] args) { A = 15; } }
    • 7/3/19
    • 987views
    • 1comment
    0
  • jawad
    Level 10
    Lahore
    Question about the task Maximum in an array
    Java Syntax, Level 7, Lesson 4
    Under discussion
    Whats the problemIt says cannot find arr class location
    • 11/24/19
    • 888views
    • 2comments
    0
  • chinna gnanesh
    Level 9
    Chennai
    Question about the task Task about algorithms
    Java Syntax, Level 5, Lesson 12
    Archived
    Help meI don't know what's wrong Even it is working for negative numbers too but still 4th req is not paasing
    • 11/11/19
    • 1098views
    • 6comments
    0
  • Amadeo Findlay
    Level 4
    Naperville
    Question about the task Crossing the road blindly
    Java Syntax, Level 4, Lesson 4
    Under discussion
    My code works but not sure why it syas its wrong??requirements 2 - 5 all come up as wrong, but I'm not sure why. I've tested the code for each condition and it works properly but its still saying that im not printing the result to the screen and that I'm not showing the right answer?
    • 11/23/19
    • 1042views
    • 2comments
    0
  • towelie8
    Level 13
    Darmstadt
    Question about the task Minimum of three numbers
    Java Syntax, Level 2, Lesson 8
    Under discussion
    Why?-.-
    • 11/15/19
    • 1542views
    • 5comments
    0
  • ~mK
    Level 7
    Princeton, NJ
    Question about the task Pay raise
    Java Syntax, Level 2, Lesson 2
    Under discussion
    Same problemI think it is a problem at their end. My output is identical to the required output. They charge $ 30 /month. But why should I waste my time for a back end error?
    • 11/18/19
    • 1155views
    • 4comments
    0
  • Yash
    Level 15
    Sugar Hill
    Question about the task 2048 (Part 6/18)
    Games, Level 0, Lesson 2
    Resolved
    Verification not helping"Be sure that the values of the tiles on the game board correspond to the values in the matrix." but they do
    • 11/23/19
    • 1684views
    • 3comments
    0
  • kirti
    Level 8
    Question about the task This age doesn't work for me…
    Java Syntax, Level 4, Lesson 1
    Resolved
    helpppp....although i am getting the correct result but why is it not fulfilling the last requirement....please help
    • 9/2/18
    • 2741views
    • 4comments
    0
  • pierre
    Level 9
    Beijing
    Under discussion
    Part of a calculator: I get the result but apparently i don't respect a requirement => "The program should have two int variables a and b." package fr.codegym.task.task02.task0207; /* Part of a calculator */ public class Solution { public static void main(String[] args) { int a = 3,b = 7; su
    • 11/24/19
    • 1059views
    • 2comments
    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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