結果
問題 | No.1419 Power Moves |
ユーザー | Strorkis |
提出日時 | 2021-03-06 12:58:17 |
言語 | Rust (1.77.0 + proconio) |
結果 |
WA
|
実行時間 | - |
コード長 | 3,666 bytes |
コンパイル時間 | 23,240 ms |
コンパイル使用メモリ | 401,328 KB |
実行使用メモリ | 6,824 KB |
最終ジャッジ日時 | 2024-10-08 10:06:43 |
合計ジャッジ時間 | 17,469 ms |
ジャッジサーバーID (参考情報) |
judge5 / judge2 |
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テストケース
テストケース表示入力 | 結果 | 実行時間 実行使用メモリ |
---|---|---|
testcase_00 | AC | 1 ms
5,248 KB |
testcase_01 | AC | 1 ms
5,248 KB |
testcase_02 | AC | 1 ms
5,248 KB |
testcase_03 | AC | 1 ms
5,248 KB |
testcase_04 | AC | 1 ms
5,248 KB |
testcase_05 | AC | 1 ms
5,248 KB |
testcase_06 | AC | 1 ms
5,248 KB |
testcase_07 | AC | 1 ms
5,248 KB |
testcase_08 | AC | 1 ms
5,248 KB |
testcase_09 | WA | - |
testcase_10 | WA | - |
testcase_11 | WA | - |
testcase_12 | WA | - |
testcase_13 | WA | - |
testcase_14 | AC | 21 ms
5,248 KB |
testcase_15 | AC | 22 ms
5,248 KB |
testcase_16 | AC | 22 ms
5,248 KB |
testcase_17 | WA | - |
testcase_18 | WA | - |
testcase_19 | AC | 1 ms
5,248 KB |
testcase_20 | WA | - |
testcase_21 | WA | - |
testcase_22 | WA | - |
testcase_23 | WA | - |
testcase_24 | WA | - |
testcase_25 | WA | - |
testcase_26 | WA | - |
testcase_27 | WA | - |
testcase_28 | WA | - |
testcase_29 | WA | - |
testcase_30 | WA | - |
testcase_31 | WA | - |
testcase_32 | WA | - |
testcase_33 | WA | - |
ソースコード
mod mod_int { pub trait ModInt { fn mod_safety_with(self, m: Self) -> Self; fn mod_add(self, other: Self) -> Self; fn mod_sub(self, other: Self) -> Self; fn mod_mul(self, other: Self) -> Self; fn mod_pow(self, exp: Self) -> Self; fn mod_inv(self) -> Self; } macro_rules! impl_mod_int { ($t:ty, $m:expr) => { impl ModInt for $t { fn mod_safety_with(mut self, m: Self) -> Self { self %= m; if self < 0 { self + m } else { self } } fn mod_add(self, other: Self) -> Self { assert!(self < $m); assert!(other < $m); let result = self + other; if result < $m { result } else { result - $m } } fn mod_sub(self, other: Self) -> Self { assert!(self < $m); assert!(other < $m); if self < other { self + $m - other } else { self + other } } fn mod_mul(self, other: Self) -> Self { assert!(self < $m); assert!(other < $m); self * other % $m } fn mod_pow(mut self, mut exp: Self) -> Self { assert!(self < $m); let mut acc = 1; while exp > 0 { if exp & 1 == 1 { acc = acc.mod_mul(self); } self = self.mod_mul(self); exp /= 2; } acc } fn mod_inv(self) -> Self { assert!(self < $m); self.mod_pow($m - 2) } } }; } impl_mod_int!(i64, 1_000_000_007); } use mod_int::ModInt; fn run<'a, F: FnMut() -> &'a str, W: std::io::Write>(scan: &mut F, writer: &mut W) { macro_rules! scan { ([$t:tt; $n:expr]) => ((0..$n).map(|_| scan!($t)).collect::<Vec<_>>()); (($($t:tt),*)) => (($(scan!($t)),*)); (Usize1) => (scan!(usize) - 1); (Bytes) => (scan().as_bytes().to_vec()); ($t:ty) => (scan().parse::<$t>().unwrap()); } macro_rules! println { ($($arg:tt)*) => (writeln!(writer, $($arg)*).ok()); } let (n, k) = scan!((i64, i64)); let p = 2i64.mod_pow(k - 1); let q = p / n; let r = p % n; let mut ans = vec![0; n as usize]; for i in 0..n { ans[((2 * i + 1) % n) as usize] += q; ans[(-(2 * i + 1)).mod_safety_with(n) as usize] += q; } for i in 0..r { ans[((2 * i + 1) % n) as usize] += 1; ans[(-(2 * i + 1)).mod_safety_with(n) as usize] += 1; } for ans in ans { println!("{}", ans.mod_mul(p.mod_mul(2).mod_inv())); } } fn main() { let ref mut buf = Vec::new(); std::io::Read::read_to_end(&mut std::io::stdin(), buf).ok(); let mut scanner = unsafe { std::str::from_utf8_unchecked(buf).split_ascii_whitespace() }; let ref mut scan = || scanner.next().unwrap(); let stdout = std::io::stdout(); let ref mut writer = std::io::BufWriter::new(stdout.lock()); run(scan, writer); }