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  • All questions
  • Charlie Branson
    Level 12
    Wytheville
    Question about the task Implement the fight method
    Java Syntax, Level 5, Lesson 5
    Resolved
    not sure why this is failing. the last testpackage com.codegym.task.task05.task0502; /* Implement the fight method */ public class Cat { public int age; public int weight; public int strength; public Cat() { } public boolean fight(Cat anotherCat) { //write your code here if (this.age + this.stren
    • 1/29/20
    • 1533views
    • 2comments
    0
  • HaeWon Chung
    Level 17
    Boston
    Under discussion
    I cannot run the code on IntelliJ Run icon is disabled so I cannot run or test it before submitting for verification. Does anyone have idea how to activate run icon?
    • 1/29/20
    • 903views
    • 6comments
    0
  • Ailin
    Level 3
    Saint Louis
    Question about the task Minesweeper (Part 5/16)
    Games, Level 0, Lesson 0
    Resolved
    What am I doing wrong?Pls help
    • 1/23/20
    • 1543views
    • 2comments
    0
  • Шерзод Мирсадыков
    Level 8
    London
    Question about the task Kind Emma and the summer holidays
    Java Syntax, Level 8, Lesson 8
    Under discussion
    Stuck with the last conditionHi guys! Can't figure out what's wrong with the code - the last condition never confirms. Could someone explain the reason?
    • 1/29/20
    • 1873views
    • 1comment
    0
  • Michał Witek
    Level 12
    Warsaw
    Question about the task Working with dates
    Java Syntax, Level 8, Lesson 11
    Under discussion
    Req 3 not met, even tho return values are fineShould i use Calendar instead?
    • 1/29/20
    • 1497views
    • 1comment
    0
  • Tessa Podbury
    Level 18
    Melbourne
    Question about the task Console-based piggy bank
    Java Syntax, Level 5, Lesson 12
    Under discussion
    Output is correct but not passingHi, My output works perfectly and I get the correct sum printed to screen no matter how many numbers I try. However I'm not passing any of the specs. Please help
    • 1/29/20
    • 1071views
    • 2comments
    0
  • Shujaat Mirza
    Level 3
    Houston
    Question about the task Comment out the superfluous
    Java Syntax, Level 1, Lesson 4
    Under discussion
    how to reset task?how to reset task?
    • 10/28/19
    • 1548views
    • 3comments
    0
  • HaeWon Chung
    Level 17
    Boston
    Question about the task Min and max in arrays
    Java Syntax, Level 7, Lesson 12
    Resolved
    Initializing issueWith this code I got an error message Error in com/codegym/task/task07/task0721/Solution.java on line 28 variable maximum might not have been initialized Since i starts with 0, I was assuming list[i] assign to maximum and minimum which would initialize 2 variables. But apparently it doesn't work t
    • 1/28/20
    • 1186views
    • 9comments
    0
  • Ailin
    Level 3
    Saint Louis
    Question about the task Minesweeper (Part 9/16)
    Games, Level 0, Lesson 0
    Under discussion
    Explanation requiredPls can someone explain
    • 1/24/20
    • 1300views
    • 1comment
    1
  • honeybun$
    Level 3
    Question about the task Minimum of four numbers
    Java Syntax, Level 2, Lesson 8
    Under discussion
    why won't it compile?it says M(string 15) wasn't initialized.
    • 1/10/20
    • 1525views
    • 2comments
    0
  • Mikayla Pace
    Level 27
    Salt Lake City
    Question about the task Threads of a string or stringy threads? That's the question
    Java Multithreading, Level 2, Lesson 5
    Under discussion
    How do they want the strings formatted? I know I need to implement the other two methods as well, but I can't even get the first one to verify, a bit confused about how they want them to be formatted. Any clues would be helpful.
    • 1/18/20
    • 1334views
    • 2comments
    0
  • Sindhura
    Level 15
    Delhi
    Question about the task Task No. 1 about integer type conversions
    Java Syntax, Level 10, Lesson 4
    Under discussion
    My output is correct but not verifying46 0 1234.0 2147483647package com.codegym.task.task10.task1001; /* Task No. 1 about integer type conversions */ public class Solution { public static void main(String[] args) { int a = 0; int b = (byte) a + 46; System.out.println(b); byte c = (byte) (a * b); System.out.prin
    • 10/9/18
    • 1931views
    • 2comments
    0
  • Charlie Branson
    Level 12
    Wytheville
    Question about the task Drawing a rectangle
    Java Syntax, Level 4, Lesson 13
    Resolved
    I dont understand why this isnt working?package com.codegym.task.task04.task0436; /* Drawing a rectangle */ import java.io.*; public class Solution { public static void main(String[] args) throws Exception { //write your code here BufferedReader br = new BufferedReader(new InputStreamReader(System.in)); i
    • 1/28/20
    • 1365views
    • 3comments
    0
  • Rygoken
    Level 2
    Yonkers
    Question about the task Implement the print method
    Java Syntax, Level 2, Lesson 1
    Under discussion
    I got the first statement to repeat but how do I call the second statement?I got the first statement to repeat but how do I call the second statement?
    • 1/27/20
    • 1086views
    • 3comments
    0
  • Elvis Lee
    Level 41
    Aurora
    Question about the task 2048 (part 5)
    Java Multithreading, Level 10, Lesson 15
    Resolved
    Can't pass the validation of the mergeTiles method!I've tested the method with various cases and can give the expected results, but just can't pass the validator. Any one can help?
    • 1/23/20
    • 1400views
    • 3comments
    0
  • Corto
    Level 15
    Dublin
    Question about the task Min and max in arrays
    Java Syntax, Level 7, Lesson 12
    Resolved
    What is wrong here with code? What is wrong here with code?
    • 9/18/19
    • 1327views
    • 3comments
    0
  • Djole
    Level 41
    Belgrade
    Question about the task Arkanoid (part 19)
    Java Multithreading, Level 3, Lesson 13
    Archived
    it doesn't pass first condition. any advice?public void checkBrickCollision(){ for(Brick brick : bricks) { if (ball.intersects(brick)) { double angle = Math.random() * 360; ball.setDirection(angle); bricks.remove(bricks.indexOf(brick)); } } }
    • 4/14/19
    • 1457views
    • 3comments
    0
  • Rho366
    Level 20
    Guatemala City
    Question about the task Task about algorithms
    Java Syntax, Level 5, Lesson 12
    Resolved
    Problme with condition "The program should display the maximum of the N entered numbers."For some reason I'm unable to find the error. I would appreciate any help with this problem. Thanks in advance.
    • 1/27/20
    • 1212views
    • 4comments
    0
  • krystian
    Level 9
    Kozle
    Question about the task Expressing ourselves more concisely
    Java Syntax, Level 7, Lesson 6
    Archived
    Any hints? It should be working public class Solution { public static void main(String[] args) throws Exception { Scanner sc1 = new Scanner(System.in); ArrayListarray = new ArrayList<>();
    • 1/27/20
    • 1265views
    • 2comments
    0
  • Eduardo
    Level 23
    Coyoacan
    Question about the task Kind Emma and the summer holidays
    Java Syntax, Level 8, Lesson 8
    Resolved
    Stuck on final requirementsHello fellow future programmers. I'm stuck on the last requirement. I have been reading and it has helped a lot (my program finally compiles). However I can't delete the people from summer months. Could someone please point me in the right directions or tell me where i lost my way? Thanks.
    • 12/17/18
    • 3157views
    • 12comments
    3
  • Krystian C
    Level 27
    San Francisco
    Question about the task Combining files
    Java Core, Level 8, Lesson 11
    Under discussion
    Why does it not work?I do know what is a problem with this solution. I think it can be problem with 40 line.
    • 1/26/20
    • 1066views
    • 4comments
    0
  • krystian
    Level 9
    Kozle
    Question about the task Longest string
    Java Syntax, Level 7, Lesson 6
    Archived
    Any hints? private static List strings;
    • 1/26/20
    • 1552views
    • 2comments
    0
  • Somdutt Dwivedi
    Level 1
    Allahabad
    Question about the task Positive number
    Java Syntax, Level 4, Lesson 7
    Under discussion
    i dont know what is the problem in my code i have tried all possibilites still it is not working2 test conditions are not fulfilled 1) The program should display the number of positive numbers in the original set. 2) Note that 0 is not a positive or negative number.
    • 1/26/20
    • 1242views
    • 2comments
    0
  • LucGar
    Level 22
    Bilbao
    Question about the task We don't need repeats
    Java Syntax, Level 8, Lesson 8
    Under discussion
    Why my code dont work I solves this, but with other code because this dont work. But, why this code dont work? i think the problem is that entrada.next().getValue(); and entrada2.next().getValue(); in the first time compare the same key. public static void removeFirstNameDuplicates(Map map) { ArrayList rem
    • 1/26/20
    • 885views
    • 2comments
    0
  • Pedzi
    Level 22
    Cape Town
    Question about the task Checking the order
    Java Syntax, Level 7, Lesson 9
    Under discussion
    The 3rd condition is not passing, someone please help me.package com.codegym.task.task07.task0718; import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.ArrayList; /* Checking the order */ public class Solution { public static void main(String[] args) throws IOException { ArrayList lis
    • 1/26/20
    • 1027views
    • 2comments
    0
  • Michał Witek
    Level 12
    Warsaw
    Question about the task Longest string
    Java Syntax, Level 7, Lesson 6
    Archived
    Requirement 3 not met.I dont understand, why dont i met no.3 when the program displays only the longest strings, or several longest strings if they are the same lenght.
    • 1/24/20
    • 1059views
    • 2comments
    0
  • Jeremy Simons
    Level 7
    Peterborough, Cambridgeshire, UK
    Question about the task String array in reverse order
    Java Syntax, Level 7, Lesson 4
    Resolved
    achieves objectives but isn't accepted?I do not understand what aspect of the conditions my code does not do?
    • 11/30/19
    • 1414views
    • 5comments
    0
  • John Jones
    Level 2
    Shelby
    Question about the task Our first converter!
    Java Syntax, Level 2, Lesson 2
    Under discussion
    not excepting my format??I'm getting the correct result, and it will not let me use (9/5) because it just skips over them at that point and gives me the result 73.0
    • 12/1/19
    • 1322views
    • 3comments
    0
  • Andason
    Level 13
    Ijebu-Ode
    Question about the task Playing Javarella
    Java Syntax, Level 7, Lesson 9
    Resolved
    help please! first requirement not passing verificationProgram works fine and first requirement still fail to pass verification. please any help, for i don't know what i am not doing right
    • 1/20/20
    • 1096views
    • 5comments
    0
  • Adam Maichrzik
    Level 22
    Katowice
    Question about the task Checking the order
    Java Syntax, Level 7, Lesson 9
    Resolved
    Last condition fals and I don't know why.When I am testing it it works correctly.
    • 1/25/20
    • 997views
    • 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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