HDU1177 "Accepted today?"

题目链接：http://acm.pku.edu.cn/JudgeOnline/problem?id=1177

#include <iostream>
#include <algorithm>
#include <string>
using namespace std;

const int MAX_SIZE = 150;

struct score
{
    int problems;//解出的题数
    string time;//用时
    bool isTarget;//是否目标
};

struct score scores[MAX_SIZE];
int N,G,S,C,M,P;

bool compare(const score& s1, const score &s2)
{
    if (s1.problems > s2.problems)
    {
        return true;
    }
    else if (s1.problems < s2.problems)
    {
        return false;
    }
    else
    {//题数相同，比较用时
        if (s1.time.compare(s2.time) > 0)
        {
            return false;
        }
        else if (s1.time.compare(s2.time) < 0)
        {
            return true;
        }
    }
}

int findTargetPos()
{//找到排序后的目标位置
    int pos = -1;
    for (int i = 0; i < N; ++i)
    {
        if (scores[i].isTarget == true)
        {
            pos = i;
            break;
        }
    }
    return pos + 1;
}

int main()
{
    int i,pos;
    while (cin >> N >> G >> S >> C >> M )
    {
        if(N == 0 && G == 0 && S == 0 && C == 0 && M == 0)break;
        for (i = 0; i < N; ++i)
        {
            cin >> scores[i].problems >> scores[i].time;
            scores[i].isTarget = false;
            if (i == M - 1)
            {
                scores[i].isTarget = true;
            }
        }
        sort(scores, scores + N, compare);
        pos = findTargetPos();
        if (pos <= G)
        {
            cout <<"Accepted today? I've got a golden medal :)" << endl;
        }
        else if (pos <= G + S)
        {
            cout <<"Accepted today? I've got a silver medal :)" << endl;
        }
        else if (pos <= G + S + C)
        {
            cout <<"Accepted today? I've got a copper medal :)" << endl;
        }
        else
        {
            cout << "Accepted today? I've got an honor mentioned :)" << endl;
        }
    }
    return 0;
}