結果
問題 | No.2432 Flip and Move |
ユーザー | Forested |
提出日時 | 2023-08-18 21:09:03 |
言語 | C++17(gcc12) (gcc 12.3.0 + boost 1.87.0) |
結果 |
AC
|
実行時間 | 1,536 ms / 2,000 ms |
コード長 | 3,556 bytes |
コンパイル時間 | 1,517 ms |
コンパイル使用メモリ | 143,432 KB |
実行使用メモリ | 183,040 KB |
最終ジャッジ日時 | 2024-11-28 04:56:14 |
合計ジャッジ時間 | 27,187 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge4 |
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ファイルパターン | 結果 |
---|---|
sample | AC * 3 |
other | AC * 36 |
ソースコード
#ifndef LOCAL #define FAST_IO #endif // ============ #include <algorithm> #include <array> #include <bitset> #include <cassert> #include <cmath> #include <iomanip> #include <iostream> #include <list> #include <map> #include <numeric> #include <queue> #include <random> #include <set> #include <stack> #include <string> #include <tuple> #include <unordered_map> #include <unordered_set> #include <utility> #include <vector> #define OVERRIDE(a, b, c, d, ...) d #define REP2(i, n) for (i32 i = 0; i < (i32)(n); ++i) #define REP3(i, m, n) for (i32 i = (i32)(m); i < (i32)(n); ++i) #define REP(...) OVERRIDE(__VA_ARGS__, REP3, REP2)(__VA_ARGS__) #define PER(i, n) for (i32 i = (i32)(n) - 1; i >= 0; --i) #define ALL(x) begin(x), end(x) using namespace std; using u32 = unsigned int; using u64 = unsigned long long; using i32 = signed int; using i64 = signed long long; using f64 = double; using f80 = long double; template <typename T> using Vec = vector<T>; template <typename T> bool chmin(T &x, const T &y) { if (x > y) { x = y; return true; } return false; } template <typename T> bool chmax(T &x, const T &y) { if (x < y) { x = y; return true; } return false; } #ifdef INT128 using u128 = __uint128_t; using i128 = __int128_t; istream &operator>>(istream &is, i128 &x) { i64 v; is >> v; x = v; return is; } ostream &operator<<(ostream &os, i128 x) { os << (i64)x; return os; } istream &operator>>(istream &is, u128 &x) { u64 v; is >> v; x = v; return is; } ostream &operator<<(ostream &os, u128 x) { os << (u64)x; return os; } #endif [[maybe_unused]] constexpr i32 INF = 1000000100; [[maybe_unused]] constexpr i64 INF64 = 3000000000000000100; struct SetUpIO { SetUpIO() { #ifdef FAST_IO ios::sync_with_stdio(false); cin.tie(nullptr); #endif cout << fixed << setprecision(15); } } set_up_io; // ============ #ifdef DEBUGF #else #define DBG(x) (void)0 #endif int main() { i32 h, w; i64 k; cin >> h >> w >> k; map<tuple<i32, i32, i32, i32>, i32> memo; tuple<i32, i32, i32, i32> cur(0, 0, 1, 1); memo[cur] = 0; i32 turn = 0; while (true) { ++turn; auto [x, y, dx, dy] = cur; if (0 <= x + dx && x + dx < h) { x += dx; } else { dx *= -1; } if (0 <= y + dy && y + dy < w) { y += dy; } else { dy *= -1; } cur = make_tuple(x, y, dx, dy); if (memo.count(cur)) { break; } else { memo[cur] = turn; } } i32 len = turn - memo[cur]; i32 off = memo[cur]; Vec<Vec<i32>> grid(h, Vec<i32>(w, 0)); if (k < off) { for (auto [state, turn] : memo) { if (turn < k) { auto [x, y, dx, dy] = state; grid[x][y] ^= 1; } } } else { for (auto [state, turn] : memo) { auto [x, y, dx, dy] = state; if (turn < off) { grid[x][y] ^= 1; } else { turn -= off; i64 cnt = turn / len; if (turn % len < (k - off) % len) { ++cnt; } grid[x][y] ^= cnt % 2; } } } REP(i, h) REP(j, w) { if (grid[i][j] == 0) { cout << '.'; } else { cout << '#'; } if (j == w - 1) { cout << '\n'; } } }