卡片游戏

#include <iostream>
#include <list>
#include <vector>
using namespace std;
const int maxn = 100;
int data[maxn];

int main() {
  int t;
  cin>>t;
  while(t--) {
    int n;
    cin>>n;
    for(int i=0;i<n;i++) data[i]=i+1;
    int first = 0,rear = n-1;
    while(rear-first>=1) {
        cout<<data[first]<<" ";
        data[++rear]=data[first+1];
        first+=2;
    }
    cout<<data[rear]<<" "<<endl;
  } 
}                                 

#include <iostream>
#include <list>
#include <vector>
using namespace std;
const int maxn = 100;
int data[maxn];

int main() {
  int t;
  cin>>t;
  while(t--) {
    int n;
    cin>>n;
    vector<int> V;
    if(!V.empty())
    V.clear();
    for(int i=0;i<n;i++) V.push_back(i+1);
    while(V.end()-V.begin()>=2) {
        cout<<V[0]<<" ";
        V.push_back(V[1]);
        V.erase(V.erase(V.begin()));

    }
    if(!V.empty())
    cout<<V[0]<<" "<<endl;
  } 
}