#2-#9全错，#2放自己OJ里AC。 完整代码```cpp #include <bits/stdc++.h> using namespace std;

int score[25 * 2501 + 5];

int main() { int n = 0; char a; while (scanf("%c", &a)) { if (a == 'E')break; if (a == '\n')continue; if (a == 'W')score[n++] = 1; else score[n++] = 2; } int w = 0, l = 0; for (int i = 0; i < n; i++) { if (score[i] == 1)w++; else l++; if (max(w, l) >= 11 && abs(w - l) >= 2) { cout << w << ':' << l << endl; w = 0; l = 0; } }; if (!(max(w, l) >= 11 && abs(w - l) >= 2))cout << w << ':' << l << endl; w = 0; l = 0; cout << endl; for (int i = 0; i < n; i++) { if (score[i] == 1)w++; else l++; if (max(w, l) >= 21 && abs(w - l) >= 2) { cout << w << ':' << l << endl; w = 0; l = 0; } } if (!(max(w, l) >= 21 && abs(w - l) >= 2))cout << w << ':' << l << endl; return 0; }

本地环境：msvc14/TDM GCC 9.2
OJ:QDUOJ