oj.uz

답안 #150488

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
150488 2019-09-01T08:30:50 Z 오리버스부릉부릉(#3679, rdd6584, orihehe, phpark) HicCup (FXCUP4_hiccup) C++17
24 / 100
 37 ms 7536 KB 
#include "hiccup.h"
#include <stack>
#include <vector>
using namespace std;

vector<int> ss, ww;
int HicCup(std::string S) {
	if (S[0] == '!') return -1;
	int N = S.size();
	int sp, wp;
	stack<int> sta;
	for (int i = 0; i < N; i++) {
		if (S[i] == '!') {
			ww.push_back(i);
			continue;
		}
		if (S[i] == 'H') {
			sta.push(1);
		}
		else {
			if (sta.empty()) return -1;
			else {
				sta.pop();
				ss.push_back(i);
			}
		}
	}
	if (!sta.empty()) return -1;

	int ret = 0;
	int l = 1, r = 1000000, mid;
	int sz = ss.size(), wz = ww.size();
	while (l <= r) {
		bool suc = true;
		mid = (l + r) / 2;
		sp = wp = 0;
		for (int v : ss) {
			while (wp < wz && ww[wp] < v) wp++;
			if (wp == wz) {
				suc = false; break;
			}
			int cnt = 0;
			while (wp < wz && cnt < mid) {
				cnt++;
				wp++;
			}
			if (cnt < mid) {
				suc = false; break;
			}
		}
		if (suc) {
			ret = mid;
			l = mid + 1;
		}
		else r = mid - 1;
	}

	return ret;
}

Compilation message

hiccup.cpp: In function 'int HicCup(std::__cxx11::string)':
hiccup.cpp:10:6: warning: variable 'sp' set but not used [-Wunused-but-set-variable]
  int sp, wp;
      ^~
hiccup.cpp:32:6: warning: unused variable 'sz' [-Wunused-variable]
  int sz = ss.size(), wz = ww.size();
      ^~

Subtask #1
24.0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 380 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 6 ms 640 KB Output is correct
5 Correct 25 ms 5492 KB Output is correct
6 Correct 24 ms 3328 KB Output is correct
7 Correct 13 ms 3328 KB Output is correct
8 Correct 25 ms 5492 KB Output is correct
9 Correct 37 ms 5492 KB Output is correct
10 Correct 14 ms 3328 KB Output is correct
11 Correct 5 ms 384 KB Output is correct

Subtask #2
0 / 76.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 380 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct
4 Correct 6 ms 640 KB Output is correct
5 Correct 25 ms 5492 KB Output is correct
6 Correct 24 ms 3328 KB Output is correct
7 Correct 13 ms 3328 KB Output is correct
8 Correct 25 ms 5492 KB Output is correct
9 Correct 37 ms 5492 KB Output is correct
10 Correct 14 ms 3328 KB Output is correct
11 Correct 16 ms 4136 KB Output is correct
12 Correct 16 ms 5620 KB Output is correct
13 Correct 13 ms 3964 KB Output is correct
14 Correct 5 ms 384 KB Output is correct
15 Incorrect 32 ms 7536 KB Output isn't correct
16 Halted 0 ms 0 KB -