import java.util.Arrays

class EqKotlin(val a: Array<Array<String>>) {
    <caret>override fun equals(other: Any?): Boolean {
        if (this === other) return true
        if (javaClass != other?.javaClass) return false

        other as EqKotlin

        if (!Arrays.deepEquals(a, other.a)) return false

        return true
    }

    override fun hashCode(): Int {
        return Arrays.deepHashCode(a)
    }
}