제출 #148393

#제출 시각아이디문제언어결과실행 시간메모리
148393이 대회 미분 되나요? (#200)HicCup (FXCUP4_hiccup)C++17
24 / 100
24 ms3328 KiB
#include "hiccup.h" #include <vector> #include <algorithm> using namespace std; int HicCup(std::string S) { int n = S.size(); vector<char> stk; for (int i = 0; i < n; i++) { if (stk.empty()) { if (S[i] == 'H') stk.push_back(S[i]); else return -1; } else if (!stk.empty()) { if (stk.back() == 'H' && S[i] == 'H') stk.push_back(S[i]); else if (stk.back() == 'H' && S[i] == 'C') stk.pop_back(); } } if (!stk.empty()) return -1; return 0; }
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