제출 #680402

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
680402	2023-01-10 17:37:06	bashkort	Crossing (JOI21_crossing)	C++17	26 / 100	7066 ms	34332 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
using ll = long long;
string cross(string &a, string &b) {
    string res(a.size(), 'a');
    for (int i = 0; i < a.size(); ++i) {
        if (a[i] == b[i]) {
            res[i] = a[i];
        } else {
            res[i] = 'J' ^ 'O' ^ 'I' ^ a[i] ^ b[i];
        }
    }
    return res;
}
constexpr int MOD[]{1000'000'000 + 7, 228228227, 998244353, 1000'000'000 + 9, 10696969};
constexpr int P = 239, hsz = size(MOD);
constexpr int N = 2e5 + 1;
struct Info {
    array<int, hsz> h{}, power{}, sum{};
    Info() = default;
};
vector<Info> t;
vector<int> tag;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'std::string cross(std::string&, std::string&)':
Main.cpp:8:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    8 |     for (int i = 0; i < a.size(); ++i) {
      |                     ~~^~~~~~~~~~
Main.cpp: In function 'void init(int, std::string)':
Main.cpp:61:23: warning: suggest parentheses around '+' inside '<<' [-Wparentheses]
   61 |     sz = 1 << __lg(n) + bool(n & (n - 1));
      |               ~~~~~~~~^~~~~~~~~~~~~~~~~~~

• Subtask 1: 3 / 3
• Subtask 2: 0 / 23
• Subtask 3: 23 / 23
• Subtask 4: 0 / 51