Submission #148836

#	Time	Username	Problem	Language	Result	Execution time	Memory
148836		rkm0959 (#200)	HicCup (FXCUP4_hiccup)	C++17	24 / 100	22 ms	4352 KiB

hiccup

#include "hiccup.h"
#include <bits/stdc++.h>
using namespace std;

string s;

bool possible(int k) {
    vector<int> v;

    if (s[0] == '!') return false;

    int waste = 0;
    for (char i : s) {
        if (i == 'H') v.push_back(0);
        if (!v.empty() and ((v.back() == 0 and i == 'H') or (v.back() == 1 and i == 'C') or (v.back() >= 2 and i == '!'))) v.back()++;
        else if (not (waste and i == '!')) return false;
        if (!v.empty() and v.back() == k+2) v.pop_back(), waste = 1;
        else waste = 0;
    }
    return v.empty();
}

int HicCup(string S) {
    s = S;
    int l = -1, r = 1000004;

    while (l+1<r) {
        int m = (l+r)/2;
        if (possible(m)) l = m;
        else r = m;
    }
	return l;
}

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