publicStringreverseVowels2(String s){if(s ==null|| s.trim().length() <=1) {returns ; }char[] arr = s.toCharArray();Stringss="";intcount=-1;for(inti=0; i<arr.length; i++) {charch=arr[i];if(ch =='a'|| ch =='e'|| ch =='i'|| ch =='o'|| ch =='u'|| ch ...
Reverse a string using stacks by encapsulating operations Following are the steps to reverse a string using stacks by encapsulating operations Import necessary classes from the java.util package. Define a method reverse_string() to handle the string reversal. Push each character of the string into ...
在Java中,我们可以使用StringBuilder类来实现这个功能。以下是使用StringBuilder类的代码示例: publicclassReverseStringExample{publicstaticvoidmain(String[]args){Stringstr="Hello, World!";StringBuilderreversedStr=newStringBuilder();for(inti=str.length()-1;i>=0;i--){reversedStr.append(str.charAt(i));}Sys...
public void reverseEachWordInString(String str1) { // Split the input string into individual words. String[] each_words = str1.split(" "); String revString = ""; // Iterate through each word in the array. for (int i = 0; i < each_words.length; i++) { String word = each_w...
On Crunchify, we have published more than 500 Java Tutorials and in this tutorial we will go over steps on how to reverse a string in Java? There are 7
public String reverseVowels(String s) { int first = 0, last = s.length() - 1; char[] array = s.toCharArray(); while(first < last){ while(first < last && vowels.indexOf(array[first]) == -1){ first++; } while(first < last && vowels.indexOf(array[last]) == -1){ ...
题目:reverse words in a string Given an input string, reverse the string word by word. For example, Given s = "the sky is blue", return "blue is sky the". 解析:将字符串中的单词逆序输出 借助一个堆栈,从前向后遍历字符串,遇到空,跳过,直到非空字符,拼接word,等再次遇到空时,得到一个word,...
Reverseof specified numberis:987654321 Related Java Examples: Java Program to reverse the Array Sort an Array in Descending (Reverse) Order – Java Java Program to Reverse a String using Recursion Java Program to print number of elements in an array ...
Output: "example good a" Explanation: You need to reduce multiple spaces between two words to a single space in the reversed string. Note: A word is defined as a sequence of non-space characters. Input string may contain leading or trailing spaces. However, your reversed string should not ...
java中reverse的使用案例 java中reverse的使⽤案例reverse()⽅法表⽰的是将⼀个输⼊流倒叙输出。举例：StringBuffer sb =new StringBuffer("abcd");System.out.println(sb.reverse().toString());输出结果：dcba；备注：此⽅法针对的是io流，不能针对字符串。