同一个输入我的代码的输出跟题解的输出都是一样的。。。为什么交的时候会wa

#include <bits/stdc++.h>

using namespace std;

string s;

int main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    char c;
    while (1)
    {
        c = getchar();
        if (c == 'E')
            break;
        else if (c == '\n')
            continue;
        else
            s.push_back(c);
    }
    int i = 0;
    while (1)
    {
        int wcnt = 0, lcnt = 0;
        for (; i < s.size(); i++)
        {
            if ((wcnt >= 11 || lcnt >= 11) && abs(wcnt - lcnt) >= 2)
                break;
            if (s[i] == 'W')
                wcnt++;
            else
                lcnt++;
        }
        cout << wcnt << ":" << lcnt << "\n";
        if (((wcnt >= 11 || lcnt >= 11) && abs(wcnt - lcnt) >= 2) && i == s.size())
            cout << "0:0\n";
        if (i == s.size())
            break;
    }
    cout << "\n";
    i = 0;
    while (1)
    {
        int wcnt = 0, lcnt = 0;
        for (; i < s.size(); i++)
        {
            if ((wcnt >= 21 || lcnt >= 21) && abs(wcnt - lcnt) >= 2)
                break;
            if (s[i] == 'W')
                wcnt++;
            else
                lcnt++;
        }
        cout << wcnt << ":" << lcnt << "\n";
        if (((wcnt >= 21 || lcnt >= 21) && abs(wcnt - lcnt) >= 2) && i == s.size())
            cout << "0:0\n";
        if (i == s.size())
            break;
    }
    return 0;
}