题解 | 乒乓球

#include <iostream>
using namespace std;


void win(int d, string s) {

    int w = 0, l = 0;

    for (int i = 1; i <= s.size(); i++) {
        
        if (s[i - 1] == 'W') {
            w++;
        } else if (s[i - 1] == 'L') {
            l++;
        }

        if ((w >= d || l >= d) &&  abs(w - l) >= 2) {
            cout << w << ':' << l << endl;
            w = 0;
            l = 0;

        }

    }
    cout << w << ':' << l << endl;
}


int main() {
    string s;
    cin >> s;
    win(11, s);
    cout << endl;
    win(21, s);
}