@Test public void testOdd() { assertTrue(MathUtil.isOdd(3)); assertFalse(MathUtil.isOdd(4)); }
public static boolean isOdd(int number) { return number % 2 == 1; }
MathUtil { public static boolean isOdd(int number) { return number % 2 == 1; } }
MathUtil { public static boolean isOdd(int number) { return number % 2 == 1; }  }
MathUtil { public static boolean isOdd(int number) { return number % 2 == 1; }  static boolean isOdd(int number); }
MathUtil { public static boolean isOdd(int number) { return number % 2 == 1; }  static boolean isOdd(int number);  }