// File: AppearsIn.java
// Time-stamp: "2005-01-09 12:43:48 calvanese"

/* 
   Boolean static method that, given a string s and a character c, verifies
   whether c appears in s.
*/

public class AppearsIn {
  
  public static boolean appearsIn(String s, char c) {
    if (s.equals("")) return false;
    else 
      if (s.charAt(0) == c)
        return true;
      else
        return appearsIn(s.substring(1), c);
  }
}