import java.io.*
import java.util.*
import java.lang.*
import java.lang.Math.*

fun sievePrimes(N: Int): BooleanArray {
    if (N <= 1) return BooleanArray(N+1){false}
    var fc = IntArray(N+1){0}
    fc[0] = -1
    fc[1] = -1
    for (i in 2..N) {
        if (fc[i] != 0) continue
        fc[i] = i
        for(j in i*2..N step i) {
            if (fc[j] == 0) fc[j] = i
        }
    }
    var isPrime = BooleanArray(N+1){false}
    for (i in 2..N) {
        if (fc[i] == i) isPrime[i] = true
    }
    return isPrime
}

tailrec fun gcd(a: Int, b: Int): Int {
    if (b == 0) return a
    return gcd(b, a%b)
}

fun solve() {
    val N = rd.readInt()
    val A = rd.readIntArray()

    var pairwise = true
    val B = A.filter { it%2 == 1 }
    if (N-B.size >= 2) pairwise = false
    else {
        val isPrime = sievePrimes(1_000_005)
        for (b in B) {
            if (!isPrime[b]) {
                pairwise = false
                break
            }
        }
    }
    if (pairwise) {
        println("pairwise coprime")
        return
    }

    var g = gcd(A[0], A[1])
    for (i in 2 until N) {
        g = gcd(g, A[i])
    }
    if (g == 1) {
        println("setwise coprime")
        return
    }

    println("not coprime")
}


//val rd = debug.Reader("abc", "177", "e", "sample-1")
val rd = Reader()


fun main(args: Array<String>) {
    try {
        var exception: Throwable? = null
        val sth = Thread(null, SolveThread(), "solveThread", 128 * 1024 * 1024)
        sth.setUncaughtExceptionHandler { _, e -> exception = e }
        sth.start(); sth.join()
        if (exception != null) throw exception!! }
    catch (e: Exception) { throw e }
    finally { rd.close() }
}
const val MOD = 1_000_000_007L; const val INF = Int.MAX_VALUE/2; const val LINF = Long.MAX_VALUE/2
const val EPS = 1e-9; fun DBLEQ(a: Double, b: Double): Boolean {return abs(a - b) < EPS}
data class IntPair(val first: Int, val second: Int)
data class To(val idx: Int, val cost: Long)
fun <T>edge(V: Int): Array<ArrayList<T>> { return Array(V){ArrayList<T>()} }
val errPrintln: (Any) -> Unit = { msg -> System.err.println(msg) }
fun rAssert(exp: Boolean, lazyMsg: () -> String = {""}) {
    if (!exp) { val msg = lazyMsg(); errPrintln("EAssert Error: $msg"); throw Error(msg) }
}
fun tAssert(exp: Boolean, lazyMsg: () -> String = {""}) {
    if (!exp) { val msg = lazyMsg(); errPrintln("TAssert Error: $msg"); Thread.sleep(3000) }
}
class SolveThread : Runnable {
    override fun run() { solve() }
}
class Reader {
    private val br = BufferedReader(InputStreamReader(System.`in`))
    val readString: () -> String = { br.readLine() }
    val readInt: () -> Int = { br.readLine().toInt() }
    val readLong: () -> Long = { br.readLine().toLong() }
    val readIntArray: () -> IntArray = { br.readLine().split(' ').map { it.toInt() }.toIntArray() }
    val readLongArray: () -> LongArray = { br.readLine().split(' ').map { it.toLong() }.toLongArray() }
    val readListInt: () -> List<Int> = { br.readLine().split(' ').map { it.toInt() } }
    val readListLong: () -> List<Long> = { br.readLine().split(' ').map { it.toLong() } }
    val readListIntCol: (Int) -> List<Int> = { N -> (0 until N).map { readInt() } }
    val readListLongCol: (Int) -> List<Long> = { N -> (0 until N).map { readLong() } }
    val close: () -> Unit = { br.close() }
    protected fun finalize() { close() }
}
