#include <bits/stdc++.h>
using namespace std;
int main() {
  int t;
  cin >> t;
  while (t--) {
    int n;
    cin >> n;
    int a[n];
    for (int i = 0; i < n; i++) {
      cin >> a[i];
    }
    int flag = 0;
    for (int i = 0; i < n - 1; i++) {
      if (a[i] != a[i + 1]) {
        flag = 1;
      }
    }
    if (flag == 0)
      cout << n << endl;
    else
      cout << 1 << endl;
  }
}
