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  1.  
  2. public class solution {
  3.  
  4. 	public static int convertStringToInt(String input){
  5.  
  6.  
  7. 		return convertStringToIntHelper(input, 0, 0);
  8. 	}
  9.  
  10. 	public static int convertStringToIntHelper(String input, int idx, int ans){
  11.  
  12. 		if (idx == input.length()-1) {
  13.  
  14. 			int val = input.charAt(idx) - '0';
  15. 			ans = ans * 10 + val;
  16.  
  17. 			return ans;
  18. 		}
  19.  
  20. 		int val = input.charAt(idx) - '0';
  21.  
  22. 		ans = ans * 10 + val;
  23.  
  24. 		return convertStringToIntHelper(input, idx+1, ans);		
  25. 	}
  26. }
  27.  
Compilation error #stdin compilation error #stdout 0s 0KB
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Standard input is empty
compilation info 
Main.java:2: 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/rqVl8a
language:
Java (HotSpot 12)
created:
278 days ago
visibility:
public

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