#include <bits/stdc++.h>
using namespace std;
int main() {
  int t;
  cin >> t;
  while (t--) {
    int a, b;
    cin >> a >> b;
    if (a < b) {
      a = 2 * a;
    } else
      b = 2 * b;
    if (a > b) {
      cout << a * a << endl;
    } else
      cout << b * b << endl;
  }
}
