package hw$1$;

public class HW$1\{$

$/**$

$*$ Determines if the words in a charArray appear in sorted order

$*$

$*$ @param charArray An array of letters containing multiple words separated by

$*$ space characters. All letters are lower case.

$*$ @return $\{$@code true$\}$ if the words appear in alphabetical order and

$*\{$@code false$\}$ otherwise.

$*/$

public static boolean wordsInOrder$($char$[]$ charArray$)\{$

$//$ TODO

$//$ Modify the body of this method so that it behaves as outlined in the

$//$ javadoc comments.

return false;

$\}$

$/**$

$*$ Determines if any of the words in a charArray appear more than once.

$*$

$*$ @param charArray An array of letters containing multiple words separated by

$*$ space characters. All letters are lower case.

$*$ @return $\{$@code true$\}$ if there is at least one word that appears more than

$*$ once and $\{$@code false$\}$ otherwise.

$*/$

public static boolean containsDuplicates$($char$[]$ charArray$)\{$

$//$ TODO

$//$ Modify the body of this method so that it behaves as outlined in the

$//$ javadoc comments.

return false;

$\}$

$/**$

$*$ Determines if there are more positive numbers or more negative numbers in a

$*$ given array.

$*$

$*$ @param numbers the array of numbers to be checked

$*$ @return a positive number if the array contains more positive numbers than

$*$ negative numbers, a negative number if the array contains more

$*$ negative numbers than positive numbers, or zero if the array contains

$*$ the same number of positive numbers as negative numbers

$*/$

public static int sign$($int$[]$ numbers$)\{$

$//$ TODO

$//$ Modify the body of this method so that it behaves as outlined in the

$//$ javadoc comments.

return $0$;

$\}$

$/**$

$*$ Returns the number of even ints in an array.

$*$

$*$ @param a an array of ints

$*$ @return the number of even ints in the array

$*/$

public static int countEvens$($int$[]$ a$)\{$

$//$ TODO

$//$ Modify the body of this method so that it behaves as outlined in the

$//$ javadoc comments.

return $0$;

$\}$

$/**$

$*$ Returns a new array containing the even ints from a given array in the same

$*$ order they appear in the given array.

$*$

$*$ @param a an array of ints

$*$ @return a new array containing the even ints from $\{$@code a$\}$ input array in

$*$ the same order they appear in the array

$*/$

public static int$[]$ getEvens$($int$[]$ a$)\{$

$//$ TODO

$//$ Modify the body of this method so that it behaves as outlined in the

$//$ javadoc comments.

int$[]$ answer $=$ new int$[0]$;

return answer;

$\}$

$\}$