Submission #148416

#	Time	Username	Problem	Language	Result	Execution time	Memory
148416		rkm0959 (#200)	HicCup (FXCUP4_hiccup)	C++17	24 / 100	160 ms	8396 KiB

hiccup

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

string s;

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

    int H = 0;
    for (char i : s) {
        if (i == 'H') H++;
        if (i == 'C') {
            if (!H) return false;
            H--;
            if (k) v.push_back(k);
        }
        if (i == '!') {
            if (!v.empty() and !--v.back()) v.pop_back();
        }
    }
    return !H and v.empty();
}

int HicCup(std::string S) {
    s = S;
    int l = -1, r = 100004;

    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