HDU2537:8球胜负

#include <iostream>
#include <string.h>
#include <stdio.h>
using namespace std;

int main()
{
    int n,red,yellow;
    char data[50];
    while(cin>>n)
    {
        if(n==0)break;
        cin>>data;
        red=0;yellow=0;
        for(int i=0;i<n;i++)//分别记录打进多少个球
        {
            if(data[i]==‘R‘) red++;
            if(data[i]==‘Y‘) yellow++;
        }
        if(data[n-1]==‘B‘)//看是否进了7个球了
        {
            if(red==7) cout<<"Red"<<endl;
            else cout<<"Yellow"<<endl;
        }
        else if(data[n-1]==‘L‘)
        {
            if(yellow==7) cout<<"Yellow"<<endl;
            else cout<<"Red"<<endl;
        }
    }
    return 0;
}