import java.util.Arrays.equals

fun box(): String {
    val i = intArray(1, 2)
    if (!equals(i, i.clone())) return "Fail int"
    if (i.clone() identityEquals i) return "Fail int identity"

    val j = longArray(1L, 2L)
    if (!equals(j, j.clone())) return "Fail long"
    if (j.clone() identityEquals j) return "Fail long identity"

    val s = shortArray(1.toShort(), 2.toShort())
    if (!equals(s, s.clone())) return "Fail short"
    if (s.clone() identityEquals s) return "Fail short identity"

    val b = byteArray(1.toByte(), 2.toByte())
    if (!equals(b, b.clone())) return "Fail byte"
    if (b.clone() identityEquals b) return "Fail byte identity"

    val c = charArray('a', 'b')
    if (!equals(c, c.clone())) return "Fail char"
    if (c.clone() identityEquals c) return "Fail char identity"

    val d = doubleArray(1.0, -1.0)
    if (!equals(d, d.clone())) return "Fail double"
    if (d.clone() identityEquals d) return "Fail double identity"

    val f = floatArray(1f, -1f)
    if (!equals(f, f.clone())) return "Fail float"
    if (f.clone() identityEquals f) return "Fail float identity"

    val z = booleanArray(true, false)
    if (!equals(z, z.clone())) return "Fail boolean"
    if (z.clone() identityEquals z) return "Fail boolean identity"

    return "OK"
}