#include<iostream> #include<vector> using namespace std; int main() {     int T;     cin >> T;     int temp;     int count = 0;     vector<int> v;     while (T--) {         cin >> temp;         for (int i = 1; i <= temp; i++) {             v.push_back(i);         }         while (count < temp) {             for (int i = 0; i < v.size(); i += 2) {                 cout << v[i] << " ";                 count++;                 if (i + 1 < v.size()) {                     v.push_back(v[i + 1]);                 }             }         }         cout << endl;         v.clear();     } }