oj.uz

답안 #151352

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
151352 2019-09-02T14:21:30 Z apostoldaniel854 HicCup (FXCUP4_hiccup) C++17
24 / 100
 19 ms 4344 KB 
#include <bits/stdc++.h>

using namespace std;

#define HOME1


const int N = 1e6;
int stk[1 + N];

bool check (int x, string &s) {
    int top = 0;
    for (int i = 0; i < s.size (); i++) {
        if (s[i] == 'H') {
            top++;
            stk[top] = 1;
        }
     //   cout << top << "\n";
        if (s[i] == 'C') {
            if (stk[top] != 1) return false;
            stk[top] = 2;
            if (x == 0)
                top--;
        }
        if (s[i] == '!' && top) {
            if (stk[top] < 2) continue;
            stk[top]++;
            if (stk[top] - 2 == x)
                top--;
        }
    }
    return top == 0;
}

int HicCup (string s) {
    int l, r, ans;
    l = 0; r = s.size ();
    ans = -1;
    while (l <= r) {
        int mid = (l + r) / 2;
        if (check (mid, s)) ans = mid, l = mid + 1;
        else r = mid - 1;
    }
    return ans;
}
#ifdef HOME
int main() {
    cout << HicCup("HC!!HHC!HC!!!C!!!") << "\n";
    return 0;
}
#endif

Compilation message

hiccup.cpp: In function 'bool check(int, std::__cxx11::string&)':
hiccup.cpp:13:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for (int i = 0; i < s.size (); i++) {
                     ~~^~~~~~~~~~~

Subtask #1
24.0 / 24.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 3 ms 580 KB Output is correct
5 Correct 18 ms 4220 KB Output is correct
6 Correct 10 ms 4216 KB Output is correct
7 Correct 9 ms 4216 KB Output is correct
8 Correct 18 ms 4232 KB Output is correct
9 Correct 19 ms 4216 KB Output is correct
10 Correct 9 ms 4216 KB Output is correct
11 Correct 3 ms 256 KB Output is correct

Subtask #2
0 / 76.0

# 결과 실행 시간 메모리 Grader output
1 Correct 2 ms 256 KB Output is correct
2 Correct 2 ms 256 KB Output is correct
3 Correct 2 ms 376 KB Output is correct
4 Correct 3 ms 580 KB Output is correct
5 Correct 18 ms 4220 KB Output is correct
6 Correct 10 ms 4216 KB Output is correct
7 Correct 9 ms 4216 KB Output is correct
8 Correct 18 ms 4232 KB Output is correct
9 Correct 19 ms 4216 KB Output is correct
10 Correct 9 ms 4216 KB Output is correct
11 Correct 11 ms 4216 KB Output is correct
12 Correct 12 ms 4216 KB Output is correct
13 Correct 14 ms 4276 KB Output is correct
14 Correct 2 ms 376 KB Output is correct
15 Incorrect 16 ms 4344 KB Output isn't correct
16 Halted 0 ms 0 KB -