Submission #149505

#	Submission time	Handle	Problem	Language	Result	Execution time	Memory
149505	2019-09-01T06:37:36 Z	갓띵건(#3694, gs18103, sjimed, gs18065)	HicCup (FXCUP4_hiccup)	C++17	100 / 100	36 ms	3328 KB

hiccup

#include "hiccup.h"
#include <bits/stdc++.h>
#define fi first
#define se second

using namespace std;
typedef pair <int, int> pii;

int HicCup(string s) {
	int n = s.size();
	int h = 0, hc = 0;
	bool flag = false, flag2 = false;
	for(int i = 0; i < n; i++) {
		if(s[i] == 'H') {
			flag2 = true;
			h++;
			flag = false;
		}
		if(s[i] == 'C') {
			h--;
			hc++;
			flag = false;
			flag2 = false;
		}
		if(s[i] == '!' && !flag) {
			if(hc == 0) return -1;
			if(flag2) return -1;
			hc--;
			flag = true;
		}
		if(h < 0) return -1;
	}
	if(h != 0) return -1;
	
	int lb = 0, ub = 1000000;
	while(lb < ub) {
		int m = (lb + ub + 1) / 2;
		vector <pii> v;
		stack <int> H;
		for(int i = 0; i < n; i++) {
			if(s[i] == '!' && !v.empty()) {
				v[v.size()-1].se++;
				while(v[v.size()-1].se < m && i < n - 1 && s[i+1] == '!') {
					i++, v[v.size()-1].se++;
				}
				if(v[v.size()-1].se == m) v.pop_back();
				continue;
			}
			if(s[i] == 'C') {
				bool flag = false;
				while(!v.empty() && H.top() < v[v.size()-1].fi) {
					if(v[v.size()-1].se < m) flag = true;
					v.pop_back();
				}
				v.emplace_back(H.top(), 0);
				if(flag) break;
				H.pop();
			}
			if(s[i] == 'H') H.push(i);
			while(!v.empty() && v[v.size()-1].se >= m) v.pop_back();
		}
		if(v.empty()) lb = m;
		else ub = m-1;
	}
	return lb;
}

Subtask #1

24.0 / 24.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	384 KB	Output is correct
2	Correct	5 ms	384 KB	Output is correct
3	Correct	5 ms	384 KB	Output is correct
4	Correct	7 ms	512 KB	Output is correct
5	Correct	18 ms	3328 KB	Output is correct
6	Correct	12 ms	3328 KB	Output is correct
7	Correct	13 ms	3328 KB	Output is correct
8	Correct	20 ms	3328 KB	Output is correct
9	Correct	20 ms	3200 KB	Output is correct
10	Correct	13 ms	3328 KB	Output is correct
11	Correct	5 ms	384 KB	Output is correct

Subtask #2

76.0 / 76.0

#	Verdict	Execution time	Memory	Grader output
1	Correct	5 ms	384 KB	Output is correct
2	Correct	5 ms	384 KB	Output is correct
3	Correct	5 ms	384 KB	Output is correct
4	Correct	7 ms	512 KB	Output is correct
5	Correct	18 ms	3328 KB	Output is correct
6	Correct	12 ms	3328 KB	Output is correct
7	Correct	13 ms	3328 KB	Output is correct
8	Correct	20 ms	3328 KB	Output is correct
9	Correct	20 ms	3200 KB	Output is correct
10	Correct	13 ms	3328 KB	Output is correct
11	Correct	14 ms	3328 KB	Output is correct
12	Correct	14 ms	3328 KB	Output is correct
13	Correct	12 ms	3328 KB	Output is correct
14	Correct	5 ms	384 KB	Output is correct
15	Correct	13 ms	3328 KB	Output is correct
16	Correct	5 ms	384 KB	Output is correct
17	Correct	5 ms	384 KB	Output is correct
18	Correct	6 ms	640 KB	Output is correct
19	Correct	26 ms	3328 KB	Output is correct
20	Correct	21 ms	3328 KB	Output is correct
21	Correct	31 ms	3328 KB	Output is correct
22	Correct	21 ms	3200 KB	Output is correct
23	Correct	33 ms	3328 KB	Output is correct
24	Correct	19 ms	3328 KB	Output is correct
25	Correct	19 ms	3328 KB	Output is correct
26	Correct	19 ms	3328 KB	Output is correct
27	Correct	36 ms	3328 KB	Output is correct
28	Correct	35 ms	3200 KB	Output is correct
29	Correct	36 ms	3328 KB	Output is correct
30	Correct	5 ms	384 KB	Output is correct
31	Correct	5 ms	384 KB	Output is correct
32	Correct	8 ms	640 KB	Output is correct
33	Correct	5 ms	384 KB	Output is correct