test5

Class Test5A

java.lang.Object

test5.Test5A

public class Test5A
extends Object

Constructor Summary

Constructors

Constructor and Description
Test5A()

Method Summary

Methods

Modifier and Type	Method and Description
static boolean	even(String word, char character) Tests whether the given character occurs an even number of times in the given string.
static int	sum(String digits) Returns the sum of the digits of the given string.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Test5A

public Test5A()

Method Detail

sum

public static int sum(String digits)

Returns the sum of the digits of the given string. The sum of the empty string is 0.

Parameters:

digits - a string consisting of only digits.

Precondition:

digits consists of only digits.

Returns:

the sum of the digits of the given string.

even

public static boolean even(String word,
           char character)

Tests whether the given character occurs an even number of times in the given string. The number 0 is even.

Parameters:

word - a word.

character - a character

Precondition:

word != null

Returns:

true if the given character occurs an even number of times in the given string, false otherwise.