How would you count the number of words in a string consisting of uneven number of spaces between words( not dictionary words)? With and without library functions.

Interview Questions and Answers

Q1. How would you count the number of words in a string consisting of uneven number of spaces between words( not dictionary words)? With and without library functions.

Core Java

Ans. package com.string;

import java.util.Scanner;

public class String13 {
public static void main(String[] args) {
System.out.println("Enter Sentence");
Scanner sc=new Scanner(System.in);
String sentence=sc.nextLine();
String[] words=sentence.split(" ");
int count=0;
for (String string : words) {
string.trim();
if(!string.equals("")){
count++;
System.out.println(string " " count);
}
}
}
}

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