제출 #150052

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
150052	2019-09-01 07:37:44	GucciBelt (#200)	HicCup (FXCUP4_hiccup)	C++17	24 / 100	217 ms	5444 KiB

hiccup

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#include "hiccup.h"
#include <bits/stdc++.h>
using namespace std;
const int N = 1e6+5;
int HicCup(string S) {
  stack<int> stk;
  for(int i = 0; i < S.size(); i++) {
    if(S[i] == 'H') stk.emplace(i);
    else if(S[i] == 'C') {
      if(stk.empty()) return -1;
      else stk.pop();
    }
  }
  if(!stk.empty()) return -1;
  int l = 0, r = S.size();
  while(l < r) {
    int mid = (l + r + 1) >> 1;
    queue<int> Q;
    bool chk = false;
    for(int i = 0; i < S.size(); i++) {
      if(S[i] == 'C') {
        chk = true;
        Q.emplace(0);
      } else if(S[i] == '!') {
        if(Q.empty() && !chk) return -1;
        else if(!Q.empty()) {
          int now = Q.front(); Q.pop();
 
 
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컴파일 시 표준 에러 (stderr) 메시지

hiccup.cpp: In function 'int HicCup(std::__cxx11::string)':
hiccup.cpp:10:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for(int i = 0; i < S.size(); i++) {
                 ~~^~~~~~~~~~
hiccup.cpp:23:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int i = 0; i < S.size(); i++) {
                  ~~^~~~~~~~~~

• Subtask 1: 24 / 24
• Subtask 2: 0 / 76