oj.uz

답안 #148597

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
148597 2019-09-01T04:44:33 Z 준표야 함수컵은 캐리해줄거지?(#3588, Acka, spectaclehong, heiler) HicCup (FXCUP4_hiccup) C++17
24 / 100
 210 ms 7168 KB 
#include "hiccup.h"

#include <cstdio>
#include <algorithm>

using namespace std;

int st[1000006] = {-1};
int top;
bool chk(string &S, int k) {
	top = 0;
	for (int i = 0; i < S.size(); i++) {

		if (S[i] == 'H') {
			st[++top] = -1;
		}
		else if (S[i] == 'C') {
			st[++top] = -2;
		}
		else if (S[i] == '!') {
			if (st[top] < 0) st[++top] = 1;
			else st[top]++;
			if (st[top - 1] == -1) top--;
		}
		if (k) while (top > 2 && st[top - 2] == -1 && st[top - 1] == -2 && st[top] >= k) {
			st[top - 2] = st[top] - k;
			top -= 2;
			while (st[top - 1] >= 0) {
				st[top - 1] += st[top];
				top--;
			}
			while (st[top] == 0) top--;
		}
		else while (top > 1 && st[top - 1] == -1 && st[top] == -2) {
			top -= 2;
		}
	}
	return !top;
}

int HicCup(std::string S) {
	int l = -1, r = S.size();
	while (l + 1 < r) {
		int mid = l + r >> 1;
		if (!chk(S, mid)) r = mid;
		else l = mid;
	}
	return l;
}

// int main() {
// 	int ret = HicCup("HCHHCHCC");
// 	printf("%d\n", ret);
// }

Compilation message

hiccup.cpp: In function 'bool chk(std::__cxx11::string&, int)':
hiccup.cpp:12:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (int i = 0; i < S.size(); i++) {
                  ~~^~~~~~~~~~
hiccup.cpp: In function 'int HicCup(std::__cxx11::string)':
hiccup.cpp:44:15: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   int mid = l + r >> 1;
             ~~^~~

Subtask #1
24.0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 12 ms 640 KB Output is correct
5 Correct 203 ms 7168 KB Output is correct
6 Correct 200 ms 7160 KB Output is correct
7 Correct 200 ms 7040 KB Output is correct
8 Correct 210 ms 7164 KB Output is correct
9 Correct 206 ms 7168 KB Output is correct
10 Correct 198 ms 7168 KB Output is correct
11 Correct 6 ms 384 KB Output is correct

Subtask #2
0 / 76.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 6 ms 384 KB Output is correct
4 Correct 12 ms 640 KB Output is correct
5 Correct 203 ms 7168 KB Output is correct
6 Correct 200 ms 7160 KB Output is correct
7 Correct 200 ms 7040 KB Output is correct
8 Correct 210 ms 7164 KB Output is correct
9 Correct 206 ms 7168 KB Output is correct
10 Correct 198 ms 7168 KB Output is correct
11 Correct 208 ms 7040 KB Output is correct
12 Correct 130 ms 4472 KB Output is correct
13 Correct 101 ms 3328 KB Output is correct
14 Correct 6 ms 384 KB Output is correct
15 Incorrect 111 ms 3456 KB Output isn't correct
16 Halted 0 ms 0 KB -