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Anonymous Quiz
63%
True
24%
False
10%
Both
3%
None of the above
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Can you write a class if description is given? Along with getters and setters, toString, constructors?
Anonymous Poll
76%
Yes
15%
No
9%
Share a video
public class RemoveSpacesFromString {
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
String str = sc.nextLine();
System.out.println(firstApproach(str));
System.out.println(secondApproach(str));
}
private static String secondApproach(String str) {
String strWithoutSpaces ="";
for(int i=0; i<str.length(); i++) {
if(str.charAt(i)!=' ') {
System.out.println("after "+i+"th iteration "+strWithoutSpaces);
strWithoutSpaces +=str.charAt(i);
}
}
return strWithoutSpaces;
}
private static String firstApproach(String str) {
return str.replaceAll(" ", "");
}
}
public static void main(String[] args) {
Scanner sc = new Scanner(System.in);
String str = sc.nextLine();
System.out.println(firstApproach(str));
System.out.println(secondApproach(str));
}
private static String secondApproach(String str) {
String strWithoutSpaces ="";
for(int i=0; i<str.length(); i++) {
if(str.charAt(i)!=' ') {
System.out.println("after "+i+"th iteration "+strWithoutSpaces);
strWithoutSpaces +=str.charAt(i);
}
}
return strWithoutSpaces;
}
private static String firstApproach(String str) {
return str.replaceAll(" ", "");
}
}
👍5
Forwarded from TechShiksha by Badkul Technology
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Forwarded from TechShiksha by Badkul Technology
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https://www.youtube.com/c/frbjava
Discuss doubts in @javaforfree
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Discuss doubts in @javaforfree
TechShiksha by Badkul Technology
public class RemoveSpacesFromString { public static void main(String[] args) { Scanner sc = new Scanner(System.in); String str = sc.nextLine(); System.out.println(firstApproach(str)); System.out.println(secondApproach(str)); } private…
using same logic can you write a program to remove a character from a string ?
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Why do we need while loop, when we already have for loop to do the same thing.
Anonymous Poll
68%
answer in comments
32%
share solution video