public final class Container {
    public Container() { /* compiled code */ }

    public static final class MyString implements java.lang.CharSequence {
        public int getLength() { /* compiled code */ }

        @org.jetbrains.annotations.NotNull
        public error.NonExistentClass chars() { /* compiled code */ }

        @org.jetbrains.annotations.NotNull
        public error.NonExistentClass codePoints() { /* compiled code */ }

        public char get(int index) { /* compiled code */ }

        @org.jetbrains.annotations.NotNull
        public java.lang.CharSequence subSequence(int startIndex, int endIndex) { /* compiled code */ }

        public MyString() { /* compiled code */ }
    }

    public static final class MyNumber extends java.lang.Number {
        public byte toByte() { /* compiled code */ }

        public char toChar() { /* compiled code */ }

        public double toDouble() { /* compiled code */ }

        public float toFloat() { /* compiled code */ }

        public int toInt() { /* compiled code */ }

        public long toLong() { /* compiled code */ }

        public short toShort() { /* compiled code */ }

        public MyNumber() { /* compiled code */ }
    }
}