제출 #572514

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
572514	2022-06-04 14:59:12	vovamr	Chessboard (IZhO18_chessboard)	C++17	100 / 100	400 ms	4180 KiB

chessboard

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#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#define fi first
#define se second
#define ll long long
#define ld long double
#define sz(x) ((int)(x).size())
#define all(x)  (x).begin(), (x).end()
#define pb push_back
#define mpp make_pair
#define ve vector
using namespace std;
using namespace __gnu_pbds;
template<class T> using oset = tree<T,null_type,less<T>,rb_tree_tag,tree_order_statistics_node_update>;
const ll inf = 1e18; const int iinf = 1e9;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;
mt19937_64 rng(chrono::steady_clock::now().time_since_epoch().count());
template <typename T> inline bool chmin(T& a, T b) { return (a > b ? a = b, 1 : 0); }
template <typename T> inline bool chmax(T& a, T b) { return (a < b ? a = b, 1 : 0); }
inline void solve() {
  int n, m;
  cin >> n >> m;
  ve<pair<pii,pii>> a(m);
  for (auto &[a1, a2] : a) {
    auto &[x1, y1] = a1;
    auto &[x2, y2] = a2;
    cin >> x1 >> y1 >> x2 >> y2;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

chessboard.cpp: In lambda function:
chessboard.cpp:59:13: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
   59 |      if (mn & 1 ^ 1) evx += (mn + 1) * d - x1;
      |          ~~~^~~
chessboard.cpp:60:13: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
   60 |      if (mx & 1 ^ 1) evx += x2 - mx * d + 1;
      |          ~~~^~~
chessboard.cpp:77:13: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
   77 |      if (mn & 1 ^ 1) evy += (mn + 1) * d - y1;
      |          ~~~^~~
chessboard.cpp:78:13: warning: suggest parentheses around arithmetic in operand of '^' [-Wparentheses]
   78 |      if (mx & 1 ^ 1) evy += y2 - mx * d + 1;
      |          ~~~^~~

• Subtask 1: 8 / 8
• Subtask 2: 8 / 8
• Subtask 3: 15 / 15
• Subtask 4: 16 / 16
• Subtask 5: 23 / 23
• Subtask 6: 30 / 30