乒乓球 NOIP 2003 普及组

#include <iostream>
using namespace std;

int f[2] = {11, 21};  // 两种赛制的获胜得分
int a[25 * 2500 + 10], n = 0;

int main() {
    char temp;
    while (1) {
        cin >> temp;
        if (temp == 'E') break;
        else if (temp == 'W') a[n++] = 1;  // 表示华华赢
        else if (temp == 'L') a[n++] = 0;  // 表示华华输
    }
    for (int k = 0; k < 2; k++) {
        int w = 0, l = 0;
        for (int i = 0; i < n; i++) {
            if (a[i] == 1) {
                w++;
            } else {
                l++;
            }
            // w += a[i]; l += 1 - a[i];
            if (max(w, l) >= f[k] && abs(w - l) >= 2) {
                cout << w << ":" << l << endl;
                w = l = 0;
            }
        }
        cout << w << ":" << l << endl;
        cout << endl;
    }
    return 0;
}