Submission #149597

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
149597	2019-09-01 06:48:16	From The Sky (#200)	HicCup (FXCUP4_hiccup)	C++17	100 / 100	81 ms	3456 KiB

hiccup

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#include "hiccup.h"
#include <algorithm>
#include <string>
#include <vector>
#include <stack>
using namespace std;
int HicCup(std::string S) {
  int N = S.size();
  int mask = 0;
  int bal = 0;
  for(int i=0; i<N; i++){
    if(S[i] == '!' && mask != 3) return -1;
    if(S[i] == 'H') bal++, mask |= 1;
    if(S[i] == 'C') bal--, mask |= 2;
    if(bal < 0) return -1;
  }
  if(bal > 0) return -1;
  int cur[N], curcur[N], maskk[N];
  int l=1, r=N, res=0;
  while(l<=r){
    int mid=(l+r)/2;
    int ok = 1;
    int level = 0;
    cur[level] = 0;
    curcur[level] = 0;
    maskk[level] = 0;
    for(int i=0; i<N; i++){
      if(S[i] == 'H'){
        maskk[level] |= 1;
 
 
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• Subtask 1: 24 / 24
• Subtask 2: 76 / 76