제출 #378380

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
378380	2021-03-16 15:31:46	abc864197532	"The Lyuboyn" code (IZhO19_lyuboyn)	C++17	100 / 100	841 ms	6616 KiB

lyuboyn

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#include <bits/stdc++.h>
using namespace std;
#define lli long long int
#define mp make_pair
#define pb push_back
#define eb emplace_back
#define test(x) cout << "Line(" << __LINE__ << ") " #x << ' ' << x << endl
#define printv(x) {\
  for (auto i : x) cout << i << ' ';\
  cout << endl;\
}
#define pii pair <int, int>
#define pll pair <lli, lli>
#define X first
#define Y second
#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
template<typename A, typename B>
ostream& operator << (ostream& o, pair<A, B> a){
    return o << a.X << ' ' << a.Y;
}
template<typename A, typename B>
istream& operator >> (istream& o, pair<A, B> &a){
    return o >> a.X >> a.Y;
}
const int mod = 1e9 + 7, abc = 864197532, N = 200000, logN = 18, K = 333;
vector <int> gray_code(int n) {
    if (n == 1) return {0, 1};
    vector <int> under = gray_code(n - 1);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

lyuboyn.cpp: In function 'std::vector<int> gray_code(int)':
lyuboyn.cpp:34:44: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
   34 |     for (int i : under) ans.pb(i | (1 << n - 1));
      |                                          ~~^~~
lyuboyn.cpp: In function 'int main()':
lyuboyn.cpp:46:11: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
   46 |     if (k & 1 ^ 1) {
      |         ~~^~~
lyuboyn.cpp:64:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   64 |     for (int i = 0; i < leftb.size(); ++i) {
      |                     ~~^~~~~~~~~~~~~~
lyuboyn.cpp:65:37: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
   65 |         leftb[i] ^= (1 << n - k * 2 - 2);
      |                           ~~~~~~~~~~^~~
lyuboyn.cpp:67:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   67 |     for (int i = 0; i < right.size(); ++i) {
      |                     ~~^~~~~~~~~~~~~~
lyuboyn.cpp:68:15: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
   68 |         if (i & 1 ^ 1) {
      |             ~~^~~
lyuboyn.cpp:69:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   69 |             for (int j = 0; j < lefta.size(); ++j) {
      |                             ~~^~~~~~~~~~~~~~
lyuboyn.cpp:74:31: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   74 |             for (int j = 0; j < leftb.size(); ++j) {
      |                             ~~^~~~~~~~~~~~~~

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• Subtask 3: 3 / 3
• Subtask 4: 11 / 11
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• Subtask 8: 17 / 17