摘要:
# A. Doors and Keys ```cpp #include using namespace std; #define int long long void solve() { string s; cin >> s; map pos; for( int i = 0 ; i > t; whi 阅读全文
摘要:
# A - Potions ```cpp #include using namespace std; #define int long long int power(int x, int y, int p) { x %= p; int ans = 1; while (y) { if (y & 1) 阅读全文