fork download 
  1. public class Solution {
  2. 	public static String reverseWordWise(String input) {
  3.  
  4. 		int len = input.length();
  5.  
  6. 		int i = len-1;
  7. 		int j = len-1;
  8.  
  9. 		StringBuilder ans = new StringBuilder();
  10.  
  11.  
  12. 		while (i >= 0) {
  13.  
  14.  
  15. 			while (i >= 0 && input.charAt(i) == ' ')
  16. 				i--;
  17.  
  18.  
  19. 			j = i;
  20.  
  21.  
  22. 			while (i >= 0 && input.charAt(i) != ' ')
  23. 				i--;
  24.  
  25.  
  26. 			String word = input.substring(i+1, j+1);
  27.  
  28. 			if (ans.length() == 0) {
  29.  
  30. 				ans.append(word);
  31. 			}
  32.  
  33. 			else {
  34.  
  35. 				ans.append(" " + word);
  36. 			}
  37.  
  38. 		}
  39.  
  40. 		return ans.toString();
  41. 	}
  42. }
  43.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
Main.java:1: error: class Solution is public, should be declared in a file named Solution.java
public class Solution {
       ^
1 error
stdout 
Standard output is empty
https://ideone.com/k8nvKx
language:
Java (HotSpot 12)
created:
301 days ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!