| about | help | code help+videos | done | prefs | 
| Given a string, compute recursively a new string where all the 'x' chars have been removed. noX("xaxb") → "ab" noX("abc") → "abc" noX("xx") → "" ...Save, Compile, Run (ctrl-enter) | 
Progress graphs: 
 Your progress graph for this problem
 Random user progress graph for this problem 
 Random Epic Progress Graph
Difficulty: 342.0
Copyright Nick Parlante 2017 - privacy