#include <bits/stdc++.h>
const int ps[] = {
    2,   3,   5,   7,   11,  13,  17,  19,  23,  29,  31,  37,  41,  43,
    47,  53,  59,  61,  67,  71,  73,  79,  83,  89,  97,  101, 103, 107,
    109, 113, 127, 131, 137, 139, 149, 151, 157, 163, 167, 173, 179, 181,
    191, 193, 197, 199, 211, 223, 227, 229, 233, 239, 241, 251, 257, 263,
    269, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331, 337, 347, 349,
    353, 359, 367, 373, 379, 383, 389, 397, 401, 409, 419, 421, 431, 433,
    439, 443, 449, 457, 461, 463, 467, 479, 487, 491, 499, 503, 509, 521,
    523, 541, 547, 557, 563, 569, 571, 577, 587, 593, 599, 601, 607, 613,
    617, 619, 631, 641, 643, 647, 653, 659, 661, 673, 677, 683, 691, 701,
    709, 719, 727, 733, 739, 743, 751, 757, 761, 769, 773, 787, 797, 809,
    811, 821, 823, 827, 829, 839, 853, 857, 859, 863, 877, 881, 883, 887,
    907, 911, 919, 929, 937, 941, 947, 953, 967, 971, 977, 983, 991, 997};
constexpr int psnum = 168;
const char *ansstr[] = {"pairwise", "setwise", "not"};
void doit(std::istream &sin, std::ostream &sout) {
  int n;
  sin >> n;
  std::vector<int> v(n);
  for (auto &a : v) {
    sin >> a;
  }
  std::unordered_map<int, int> c;
  int ans = 0;
  for (auto a : v) {
    bool dobreak = false;
    for (auto q : ps) {
      if (a == 1) break;
      if (a % q != 0) continue;
      a /= q;
      while (a % q == 0) a /= q;
      if (c.find(q) == c.end()) {
        c[q] = 1;
      } else {
        ans = 1;
        auto t = c[q];
        if (t < n - 1) {
          c[q] = t + 1;
        } else {
          ans = 2;
          dobreak = true;
          break;
        }
      }
    }
    if (dobreak) break;
    if (a == 1) continue;
    auto q = a;
    if (c.find(q) == c.end()) {
      c[q] = 1;
    } else {
      ans = 1;
      auto t = c[q];
      if (t < n - 1) {
        c[q] = t + 1;
      } else {
        ans = 2;
        break;
      }
    }
  }
  sout << ansstr[ans] << " cprime" << std::endl;
}
int main(void) {
  std::ios_base::sync_with_stdio(false);
  std::cin.tie(nullptr);
  doit(std::cin, std::cout);
}
