@Test public void countsLowercaseLetterExample() { assertEquals(3, StringExercises.countLowercaseLetters("aBcDeF")); }
public static int countLowercaseLetters(String string) { return Exercises.replaceThisWithSolution(); }
StringExercises { public static int countLowercaseLetters(String string) { return Exercises.replaceThisWithSolution(); } }
StringExercises { public static int countLowercaseLetters(String string) { return Exercises.replaceThisWithSolution(); }  }
StringExercises { public static int countLowercaseLetters(String string) { return Exercises.replaceThisWithSolution(); }  static int countLowercaseLetters(String string); static Optional<String> mostLowercaseString(List<String> strings); }
StringExercises { public static int countLowercaseLetters(String string) { return Exercises.replaceThisWithSolution(); }  static int countLowercaseLetters(String string); static Optional<String> mostLowercaseString(List<String> strings);  }