Codeforces Round #646 (Div. 2) C——Game On Leaves 思维

#include<map>
#include<queue>
#include<time.h>
#include<limits.h>
#include<cmath>
#include<ostream>
#include<iterator>
#include<set>
#include<stack>
#include<cstdio>
#include<cstring>
#include<iostream>
#include<algorithm>
using namespace std;
#define rep_1(i,m,n) for(int i=m;i<=n;i++)
#define mem(st) memset(st,0,sizeof st)
int read()
{
    int res=0,ch,flag=0;
    if((ch=getchar())=='-')             //判断正负
        flag=1;
    else if(ch>='0'&&ch<='9')           //得到完整的数
        res=ch-'0';
    while((ch=getchar())>='0'&&ch<='9')
        res=res*10+ch-'0';
    return flag?-res:res;
}
typedef long long ll;
typedef pair<int,int> pii;
typedef unsigned long long ull;
typedef pair<double,double> pdd;
const int inf = 0x3f3f3f3f;
const int N=1010;
int in[N];
void solve()
{
    int n,x;
    cin>>n>>x;
    memset(in,0,sizeof in);
    for(int  i=1;i<n;i++)
    {
        int a,b;
        cin>>a>>b;
        in[a]++;
        in[b]++;
    }
    if(in[x]<=1)
        cout<<"Ayush"<<endl;
    else
    {
        if((n-1)%2)
            cout<<"Ayush"<<endl;
        else
            cout<<"Ashish"<<endl;
    }
}
int main()
{
    int t;
    cin>>t;
    while(t--)
        solve(); 
    return 0;
}