#include <bits/stdc++.h>
using namespace std;
const long long int Maxn3 = 1e3 + 10;
const long long int Maxn4 = 1e4 + 10;
const long long int Maxn5 = 1e5 + 10;
const long long int Maxn6 = 1e6 + 10;
const long long int Maxn7 = 1e7 + 10;
const long long int Maxn8 = 1e8 + 10;
const long long int Maxn9 = 1e9 + 10;
const long long int Maxn18 = 1e18 + 10;
const long long int Mod1 = 1e7 + 7;
const long long int Mod2 = 1e9 + 7;
const long long int LLMax = LLONG_MAX;
const long long int LLMin = LLONG_MIN;
const long long int INTMax = INT_MAX;
const long long int INTMin = INT_MIN;
long long int a[250];
int main() {
  ios_base::sync_with_stdio(false), cin.tie(NULL), cout.tie(NULL);
  long long int n;
  cin >> n;
  for (long long int i = 0; i < n; i++) {
    long long int N = 250;
    long double M = 0;
    for (long long int j = 0; j < N; j++) {
      cin >> a[j];
      M += a[j];
    }
    M /= N;
    long double d = 0;
    for (long long int j = 0; j < N; j++) d += (a[j] - M) * (a[j] - M);
    d /= N;
    if (d < 3 * M)
      cout << "poisson\n";
    else
      cout << "uniform\n";
  }
  return 0;
}
