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SpaceRemover.java
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SpaceRemover.java
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import java.util.Scanner;
public class SpaceRemover {
// public static String allSpace(String str){
// String nstr="";
// for(int i = 0;i<str.length();i++){
// if(!Character.isWhitespace(str.charAt(i)))
// nstr =nstr+str.charAt(i);
// }
// return nstr;
// }
static String removeWhiteSpaces(String input){
StringBuilder output = new StringBuilder();
char [] charArray = input.toCharArray();
for(char c : charArray) {
if(!Character.isWhitespace(c))
output.append(c);
}
return output.toString();
}
public static String leadingTrailingSpace(String str){
str.strip();
return str;
}
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
System.out.print("Enter the String: ");
String str = sc.nextLine();
System.out.println("1. ALL SPACES");
System.out.println("2. ONLY LEADING AND TRELING SPACES");
System.out.print("Enter your choice: ");
int ch = sc.nextInt();
if(ch==1){
// System.out.println(allSpace(str));
System.out.println(removeWhiteSpaces(str));
}else if(ch==2){
System.out.println(leadingTrailingSpace(str));
}else{
System.out.println("INVALID CHOICE.!!");
}
sc.close();
}
}