結果
| 問題 |
No.1714 Tag on Grid
|
| コンテスト | |
| ユーザー |
keijak
|
| 提出日時 | 2021-10-22 21:37:42 |
| 言語 | C++23 (gcc 13.3.0 + boost 1.87.0) |
| 結果 |
WA
|
| 実行時間 | - |
| コード長 | 3,861 bytes |
| コンパイル時間 | 2,926 ms |
| コンパイル使用メモリ | 249,468 KB |
| 実行使用メモリ | 6,948 KB |
| 最終ジャッジ日時 | 2024-09-23 04:55:36 |
| 合計ジャッジ時間 | 3,843 ms |
|
ジャッジサーバーID (参考情報) |
judge3 / judge5 |
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| ファイルパターン | 結果 |
|---|---|
| sample | AC * 3 |
| other | AC * 15 WA * 10 |
ソースコード
#include <bits/stdc++.h>
#define REP_(i, a_, b_, a, b, ...) \
for (int i = (a), END_##i = (b); i < END_##i; ++i)
#define REP(i, ...) REP_(i, __VA_ARGS__, __VA_ARGS__, 0, __VA_ARGS__)
#define ALL(x) std::begin(x), std::end(x)
using Int = long long;
using Real = long double;
template<typename T, typename U>
inline bool chmax(T &a, U b) {
return a < b and ((a = std::move(b)), true);
}
template<typename T, typename U>
inline bool chmin(T &a, U b) {
return a > b and ((a = std::move(b)), true);
}
template<typename T>
inline int ssize(const T &a) {
return (int) a.size();
}
inline void check(bool cond, const char *message = "!ERROR!") {
if (not cond) {
std::cout.flush(), std::cerr.flush();
throw std::runtime_error(message);
}
}
template<class T>
inline std::ostream &print_one(const T &x, char endc) {
if constexpr (std::is_same_v<T, bool>) {
return std::cout << (x ? "Yes" : "No") << endc;
} else {
return std::cout << x << endc;
}
}
template<class T>
inline std::ostream &print(const T &x) { return print_one(x, '\n'); }
template<typename T, typename... Ts>
std::ostream &print(const T &head, Ts... tail) {
return print_one(head, ' '), print(tail...);
}
inline std::ostream &print() { return std::cout << '\n'; }
template<typename Container>
std::ostream &print_seq(const Container &a, const char *sep = " ",
const char *ends = "\n",
std::ostream &os = std::cout) {
auto b = std::begin(a), e = std::end(a);
for (auto it = std::begin(a); it != e; ++it) {
if (it != b) os << sep;
os << *it;
}
return os << ends;
}
template<typename T, typename = void>
struct is_iterable : std::false_type {};
template<typename T>
struct is_iterable<T, std::void_t<decltype(std::begin(std::declval<T>())),
decltype(std::end(std::declval<T>()))>>
: std::true_type {
};
template<typename T, typename = std::enable_if_t<
is_iterable<T>::value && !std::is_same<T, std::string>::value>>
std::ostream &operator<<(std::ostream &os, const T &a) {
return print_seq(a, ", ", "", (os << "{")) << "}";
}
struct CastInput {
template<typename T>
operator T() const {
T x;
std::cin >> x;
return x;
}
struct Sized {
std::size_t n;
template<typename T>
operator T() const {
T x(n);
for (auto &e: x) std::cin >> e;
return x;
}
};
Sized operator()(std::size_t n) const { return {n}; }
} const in;
#ifdef MY_DEBUG
#include "debug_dump.hpp"
#include "backward.hpp"
backward::SignalHandling kSignalHandling;
#else
#define DUMP(...)
#define cerr if(false)std::cerr
#endif
using namespace std;
auto adjascent(int x, int y) -> std::vector<std::pair<int, int>> {
static const int dx[4] = {1, 0, -1, 0};
static const int dy[4] = {0, 1, 0, -1};
std::vector<std::pair<int, int>> ret(4);
for (int d = 0; d < 4; ++d) {
ret[d] = {x + dx[d], y + dy[d]};
}
return ret;
}
auto solve() {
int H = in, W = in;
int nx = in, ny = in;
int zx = in, zy = in;
--nx, --ny, --zx, --zy;
auto inside = [&](int x, int y) {
return 0 <= x and x < H and 0 <= y and y < W;
};
for (auto[x, y]: adjascent(nx, ny)) {
if (inside(x, y)) {
if (x == zx and y == zy) return true;
}
}
for (auto[x, y]: adjascent(nx, ny)) {
if (not inside(x, y)) continue;
bool ok = true;
DUMP(x, y);
for (auto[x2, y2]: adjascent(zx, zy)) {
if (not inside(x2, y2)) continue;
if (abs(x - x2) + abs(y - y2) > 1) { ok = false; }
}
if (ok) {
return true;
}
}
if (min(H, W) <= 3) {
return (nx + ny) % 2 != (zx + zy) % 2;
}
return false;
}
int main() {
ios_base::sync_with_stdio(false), cin.tie(nullptr);
cout << std::fixed << std::setprecision(18);
const int T = 1;//in;
REP(t, T) {
auto ans = solve();
print(ans);
}
}
keijak