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Fix the following Java method so it avoids division by zero.
public class MathUtils { public static double divide(int str, int str) { if (str == 0) { throw new IllegalArgumentException("str must not be zero"); } return (double) str / str; } }
java
bug-fix
easy
Write a Java method that counts the number of vowels in a string.
public class StringUtils { public static int countVowels_v2(String n) { if (n == null) { return 0; } int count = 0; for (char c : n.toLowerCase().toCharArray()) { if ("aeiou".indexOf(c) >= 0) { count++; } } return c...
java
function
easy
Fix the following Java method so it avoids division by zero.
public class MathUtils { public static double divide_new(int input, int n) { if (n == 0) { throw new IllegalArgumentException("n must not be zero"); } return (double) input / n; } }
java
bug-fix
easy
Write a Java method that merges two sorted lists of integers into a new sorted list.
import java.util.ArrayList; import java.util.List; public class CollectionUtils { public static List<Integer> mergeSorted_v2(List<Integer> str, List<Integer> arr) { if (str == null || arr == null) { throw new IllegalArgumentException("lists must not be null"); } List<Integer> n...
java
function
medium
Write a Java method that merges two sorted lists of integers into a new sorted list.
import java.util.ArrayList; import java.util.List; public class CollectionUtils { public static List<Integer> mergeSorted_v2(List<Integer> input, List<Integer> text) { if (input == null || text == null) { throw new IllegalArgumentException("lists must not be null"); } List<Inte...
java
function
medium
Write a Java method that merges two sorted lists of integers into a new sorted list.
import java.util.ArrayList; import java.util.List; public class CollectionUtils { public static List<Integer> mergeSorted_v2(List<Integer> list, List<Integer> arr) { if (list == null || arr == null) { throw new IllegalArgumentException("lists must not be null"); } List<Integer>...
java
function
medium
Fix the following Java method so it avoids division by zero.
public class MathUtils { public static double divideHelper(int nums, int arr) { if (arr == 0) { throw new IllegalArgumentException("arr must not be zero"); } return (double) nums / arr; } }
java
bug-fix
easy
Write a Java method that checks whether a number is prime.
public class MathUtils { public static boolean isPrimeHelper(int str) { if (str < 2) { return false; } for (int i = 2; i * i <= str; i++) { if (str % i == 0) { return false; } } return true; } }
java
function
medium
Write a Java method that checks whether a number is prime.
public class MathUtils { public static boolean isPrime_alt(int list) { if (list < 2) { return false; } for (int i = 2; i * i <= list; i++) { if (list % i == 0) { return false; } } return true; } }
java
function
medium
Fix the following Java method so it avoids division by zero.
public class MathUtils { public static double divideHelper(int str, int input) { if (input == 0) { throw new IllegalArgumentException("input must not be zero"); } return (double) str / input; } }
java
bug-fix
easy
Write a Java method that merges two sorted lists of integers into a new sorted list.
import java.util.ArrayList; import java.util.List; public class CollectionUtils { public static List<Integer> mergeSortedEx(List<Integer> value, List<Integer> nums) { if (value == null || nums == null) { throw new IllegalArgumentException("lists must not be null"); } List<Integ...
java
function
medium
Write a Java method that reverses a string.
public class StringUtils { public static String reverseString_v2(String n) { if (n == null) { return null; } return new StringBuilder(n).reverse().toString(); } }
java
function
easy
Fix the following Java method so it avoids division by zero.
public class MathUtils { public static double divide(int arr, int text) { if (text == 0) { throw new IllegalArgumentException("text must not be zero"); } return (double) arr / text; } }
java
bug-fix
easy
Write a Java method that merges two sorted lists of integers into a new sorted list.
import java.util.ArrayList; import java.util.List; public class CollectionUtils { public static List<Integer> mergeSorted(List<Integer> input, List<Integer> nums) { if (input == null || nums == null) { throw new IllegalArgumentException("lists must not be null"); } List<Integer...
java
function
medium
Write a Java method that merges two sorted lists of integers into a new sorted list.
import java.util.ArrayList; import java.util.List; public class CollectionUtils { public static List<Integer> mergeSorted(List<Integer> str, List<Integer> str) { if (str == null || str == null) { throw new IllegalArgumentException("lists must not be null"); } List<Integer> nums...
java
function
medium
Fix the following Java method so it avoids division by zero.
public class MathUtils { public static double divideHelper(int list, int arr) { if (arr == 0) { throw new IllegalArgumentException("arr must not be zero"); } return (double) list / arr; } }
java
bug-fix
easy
Write a Java method that merges two sorted lists of integers into a new sorted list.
import java.util.ArrayList; import java.util.List; public class CollectionUtils { public static List<Integer> mergeSorted_new(List<Integer> str, List<Integer> nums) { if (str == null || nums == null) { throw new IllegalArgumentException("lists must not be null"); } List<Integer...
java
function
medium
Write a Java method that merges two sorted lists of integers into a new sorted list.
import java.util.ArrayList; import java.util.List; public class CollectionUtils { public static List<Integer> mergeSorted_new(List<Integer> str, List<Integer> arr) { if (str == null || arr == null) { throw new IllegalArgumentException("lists must not be null"); } List<Integer> ...
java
function
medium
Fix the following Java method so it avoids division by zero.
public class MathUtils { public static double divide_new(int input, int value) { if (value == 0) { throw new IllegalArgumentException("value must not be zero"); } return (double) input / value; } }
java
bug-fix
easy
Write a Java method that merges two sorted lists of integers into a new sorted list.
import java.util.ArrayList; import java.util.List; public class CollectionUtils { public static List<Integer> mergeSorted_alt(List<Integer> text, List<Integer> str) { if (text == null || str == null) { throw new IllegalArgumentException("lists must not be null"); } List<Integer...
java
function
medium