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  1. public class Solution {
  2. 	public static String getCompressedString(String str) {
  3.  
  4. 		int len = str.length();
  5.  
  6. 		StringBuilder ans = new StringBuilder();
  7.  
  8.  
  9. 		int cnt = 1;
  10.  
  11. 		for (int i = 1; i < len; i++) {
  12.  
  13.  
  14. 			if (str.charAt(i) == str.charAt(i-1))
  15. 				cnt++;
  16.  
  17.  
  18. 			else {
  19.  
  20. 				ans.append(str.charAt(i-1));
  21.  
  22. 				if (cnt > 1) {
  23. 					ans.append(cnt);
  24. 				}
  25.  
  26. 				cnt = 1;
  27. 			}
  28.  
  29. 			if (i == len - 1) {
  30.  
  31. 				ans.append(str.charAt(i));
  32.  
  33. 				if (cnt > 1) {
  34. 					ans.append(cnt);
  35. 				}
  36. 			}
  37. 		}
  38.  
  39.  
  40. 		return ans.toString();
  41. 	}
  42.  
  43. }
Compilation error #stdin compilation error #stdout 0s 0KB
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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
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Standard output is empty
https://ideone.com/DHdwJ6
language:
Java (HotSpot 12)
created:
1 year ago
visibility:
public

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