ZOJ 1854 Election

#include <cstdio>
#include <cstring>
#include <cstdlib>
#include <vector>
#include <cmath>
#include <iostream>
#include <algorithm>
#include <functional>
#include <string>
#include <map>
#include <cctype>

using namespace std;

struct E
{
    char name[100];
    char party[100];
    int vote;
}person[30];
int main()
{
    //freopen("in.txt","r",stdin);
    //freopen("out.txt","w",stdout);
    int n,m;
    char tmp[100];
    char ch;
    while(scanf("%d",&n)!=EOF)
    {
        while((ch=getchar())&&ch!='\n') ;
        for(int i=0;i<n;i++)
        {
            gets(tmp);
            strcpy(person[i].name,tmp);
            gets(tmp);
            strcpy(person[i].party,tmp);
            person[i].vote=0;
        }
        scanf("%d",&m);
        while((ch=getchar())&&ch!='\n') ;
        for(int i=0;i<m;i++)
        {
            gets(tmp);
            for(int j=0;j<n;j++)
            {
                if(strcmp(person[j].name,tmp)==0)
                {
                    person[j].vote++;
                    break;
                }
            }
        }
        bool issignle=false;
        int maxn=-1;
        int index=-1;
        for(int i=0;i<n;i++)
        {
            if(maxn<person[i].vote)
            {
                maxn=person[i].vote;
                issignle=true;
                index=i;
            }
            else if(maxn==person[i].vote)
            {
                issignle=false;
            }
        }
        if(issignle)
        {
            printf("%s\n",person[index].party);
        }
        else
        {
            printf("tie\n");
        }
    }
    return 0 ;
}