CodeVS 1084 乒乓球

#include <iostream>

using namespace std;

void f(string s,int n)
{
    int i = 0, ww = 0, ll = 0;
    while(i < s.length()){

        if(s[i] == ‘W‘){
            ww++;
        }
        if(s[i] == ‘L‘){
            ll++;
        }

        if(((ww >= n || ll >= n)&&((ll-ww >= 2) ||(ww-ll >= 2))) || i+1 == s.length()){
            cout << ww << ":" << ll << endl;
            ww = 0;ll = 0;
        }

        i++;
    }

}
int main()
{
    char ch;
    string s = "";
    while(cin >> ch){
        s += ch;
        if(ch == ‘E‘){
            s += ‘E‘;
            break;
        }

    }

    if(s == "")
    {
        cout << "0:0" << endl;
        cout << endl;
        cout << "0:0" << endl;
    }

   f(s,11);
   cout << endl;
   f(s,21);


    return 0;
}