ZOJ 3869 Ace of Aces (The 12th Zhejiang Provincial Collegiate Programming Contest)

#include<bits/stdc++.h>
using namespace std;
int a[1001];
int main()
{
//    freopen("in.txt","r",stdin);
    int T;
    cin>>T;;
    while(T--)
    {
        memset(a,0,sizeof(a));
        int top;
        int n;
        cin>>n;;
        for(int i=0; i<n; i++){
            cin>>top;
            a[top]++;//每张票的得数
        }
        bool flag=0;
        int maxx=0;
        int res=-1;
        for(int i=0; i<1001; i++)
        if(maxx<a[i])//得出最大投票的人
            {
                maxx=a[i];
                res=i;
            }
        for(int i=0; i<1001; i++) if(maxx==a[i]&&res!=i)
            {
                puts("Nobody");
                flag=1;
                break;
            }
        if(flag) continue;
        else printf("%d\n",res);
    }
    return 0;
}