poj 2153 Rank List

#include <iostream>        //The rank is decided by the total scores. 分数要累加
#include <string>
#include <map>
using namespace std;
int main()
{
    int n,m,i;string name;
    map<string,int> score;
    map<string,int>::iterator pos;
    scanf("%d\n",&n);
    for(i=1;i<=n;++i)
    {
        getline(cin,name);
        score[name]=0;
    }
    scanf("%d",&m);
    while(m--)
    {
        int data,p,amount=1;
        for(i=0;i<n;++i)
        {
            scanf("%d ",&data);
            getline(cin,name);
            score[name]+=data;
        }
        pos=score.find("Li Ming");
        p=pos->second;
        for(pos=score.begin();pos!=score.end();++pos)    
        {
            if(pos->second>p)
                amount++;
        }
        printf("%d\n",amount);
    }
    return 0;
}