import java.util.*

fun main() {
    val reader = Scanner(System.`in`)
    var testCases: Int = reader.nextInt()

    while (testCases > 0) {

        val inputArray = IntArray(reader.nextInt())
        for (item in inputArray.indices)
            inputArray[item] = reader.nextInt()

        val sortedList = inputArray.sorted().toMutableList()
        val rearrangeList: MutableList<Int> = mutableListOf()

        var flag = true
        if (sortedList.size % 2 != 0) println("NO") else {

            val smallNumbersList = sortedList.subList(0, sortedList.size / 2)
            val bigNumberList = sortedList.subList(sortedList.size / 2, sortedList.size)

            for (i in 0 until smallNumbersList.size) {
                rearrangeList.add(smallNumbersList[i])
                rearrangeList.add(bigNumberList[i])
            }
            rearrangeList.add(smallNumbersList[0])
            rearrangeList.add(bigNumberList[0])

            for (i in 1 until rearrangeList.size - 1 step 1) {

                //𝑏𝑖−1<𝑏𝑖>𝑏𝑖+1
                if (rearrangeList[i] > rearrangeList[i - 1] && rearrangeList[i] > rearrangeList[i + 1]) continue
                // 𝑏𝑖−1>𝑏𝑖<𝑏𝑖+1
                else if (rearrangeList[i] < rearrangeList[i - 1] && rearrangeList[i] < rearrangeList[i + 1]) continue
                else {
                    flag = false
                    break
                }
            }
            if (flag) {
                println("YES")
                for (i in 0..rearrangeList.size - 3) {
                    print("${rearrangeList[i]} ")
                }
            } else println("NO")
        }

        testCases--
    }

}