結果
問題 | No.389 ロジックパズルの組み合わせ |
ユーザー | koba-e964 |
提出日時 | 2021-10-09 11:48:58 |
言語 | Rust (1.77.0 + proconio) |
結果 |
AC
|
実行時間 | 21 ms / 2,000 ms |
コード長 | 3,962 bytes |
コンパイル時間 | 22,828 ms |
コンパイル使用メモリ | 386,084 KB |
実行使用メモリ | 18,300 KB |
最終ジャッジ日時 | 2024-07-26 19:16:51 |
合計ジャッジ時間 | 16,613 ms |
ジャッジサーバーID (参考情報) |
judge4 / judge2 |
(要ログイン)
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
6,816 KB |
testcase_01 | AC | 1 ms
6,816 KB |
testcase_02 | AC | 1 ms
6,944 KB |
testcase_03 | AC | 1 ms
6,940 KB |
testcase_04 | AC | 13 ms
12,208 KB |
testcase_05 | AC | 1 ms
6,944 KB |
testcase_06 | AC | 0 ms
6,944 KB |
testcase_07 | AC | 1 ms
6,944 KB |
testcase_08 | AC | 1 ms
6,940 KB |
testcase_09 | AC | 16 ms
14,584 KB |
testcase_10 | AC | 4 ms
6,940 KB |
testcase_11 | AC | 15 ms
14,788 KB |
testcase_12 | AC | 3 ms
6,944 KB |
testcase_13 | AC | 21 ms
18,108 KB |
testcase_14 | AC | 5 ms
6,944 KB |
testcase_15 | AC | 4 ms
6,940 KB |
testcase_16 | AC | 9 ms
7,680 KB |
testcase_17 | AC | 12 ms
10,732 KB |
testcase_18 | AC | 19 ms
14,312 KB |
testcase_19 | AC | 1 ms
6,940 KB |
testcase_20 | AC | 1 ms
6,940 KB |
testcase_21 | AC | 1 ms
6,940 KB |
testcase_22 | AC | 1 ms
6,940 KB |
testcase_23 | AC | 1 ms
6,940 KB |
testcase_24 | AC | 1 ms
6,940 KB |
testcase_25 | AC | 1 ms
6,940 KB |
testcase_26 | AC | 1 ms
6,944 KB |
testcase_27 | AC | 1 ms
6,940 KB |
testcase_28 | AC | 1 ms
6,940 KB |
testcase_29 | AC | 1 ms
6,940 KB |
testcase_30 | AC | 1 ms
6,940 KB |
testcase_31 | AC | 1 ms
6,940 KB |
testcase_32 | AC | 1 ms
6,940 KB |
testcase_33 | AC | 1 ms
6,940 KB |
testcase_34 | AC | 1 ms
6,944 KB |
testcase_35 | AC | 1 ms
6,940 KB |
testcase_36 | AC | 1 ms
6,940 KB |
testcase_37 | AC | 1 ms
6,940 KB |
testcase_38 | AC | 1 ms
6,944 KB |
testcase_39 | AC | 1 ms
6,940 KB |
testcase_40 | AC | 1 ms
6,940 KB |
testcase_41 | AC | 1 ms
6,944 KB |
testcase_42 | AC | 1 ms
6,940 KB |
testcase_43 | AC | 1 ms
6,944 KB |
testcase_44 | AC | 1 ms
6,944 KB |
testcase_45 | AC | 1 ms
6,940 KB |
testcase_46 | AC | 1 ms
6,940 KB |
testcase_47 | AC | 1 ms
6,940 KB |
testcase_48 | AC | 1 ms
6,944 KB |
testcase_49 | AC | 8 ms
6,944 KB |
testcase_50 | AC | 1 ms
6,944 KB |
testcase_51 | AC | 1 ms
6,940 KB |
testcase_52 | AC | 2 ms
6,944 KB |
testcase_53 | AC | 1 ms
6,944 KB |
testcase_54 | AC | 3 ms
6,948 KB |
testcase_55 | AC | 1 ms
6,940 KB |
testcase_56 | AC | 2 ms
6,944 KB |
testcase_57 | AC | 4 ms
6,940 KB |
testcase_58 | AC | 7 ms
6,940 KB |
testcase_59 | AC | 5 ms
6,940 KB |
testcase_60 | AC | 3 ms
6,940 KB |
testcase_61 | AC | 10 ms
6,940 KB |
testcase_62 | AC | 2 ms
6,944 KB |
testcase_63 | AC | 7 ms
6,940 KB |
testcase_64 | AC | 3 ms
6,940 KB |
testcase_65 | AC | 2 ms
6,944 KB |
testcase_66 | AC | 3 ms
6,940 KB |
testcase_67 | AC | 2 ms
6,944 KB |
testcase_68 | AC | 2 ms
6,944 KB |
testcase_69 | AC | 14 ms
12,584 KB |
testcase_70 | AC | 9 ms
9,548 KB |
testcase_71 | AC | 7 ms
6,940 KB |
testcase_72 | AC | 15 ms
14,812 KB |
testcase_73 | AC | 8 ms
7,040 KB |
testcase_74 | AC | 8 ms
6,944 KB |
testcase_75 | AC | 6 ms
6,944 KB |
testcase_76 | AC | 10 ms
9,240 KB |
testcase_77 | AC | 9 ms
9,348 KB |
testcase_78 | AC | 5 ms
6,940 KB |
testcase_79 | AC | 7 ms
6,940 KB |
testcase_80 | AC | 4 ms
6,940 KB |
testcase_81 | AC | 2 ms
6,940 KB |
testcase_82 | AC | 14 ms
14,028 KB |
testcase_83 | AC | 8 ms
7,584 KB |
testcase_84 | AC | 5 ms
6,940 KB |
testcase_85 | AC | 14 ms
15,580 KB |
testcase_86 | AC | 13 ms
14,108 KB |
testcase_87 | AC | 3 ms
6,940 KB |
testcase_88 | AC | 1 ms
6,940 KB |
testcase_89 | AC | 11 ms
9,700 KB |
testcase_90 | AC | 20 ms
18,300 KB |
testcase_91 | AC | 20 ms
15,372 KB |
testcase_92 | AC | 6 ms
6,944 KB |
testcase_93 | AC | 16 ms
13,780 KB |
testcase_94 | AC | 12 ms
11,836 KB |
testcase_95 | AC | 13 ms
10,576 KB |
testcase_96 | AC | 20 ms
17,880 KB |
testcase_97 | AC | 18 ms
15,504 KB |
testcase_98 | AC | 16 ms
15,484 KB |
コンパイルメッセージ
warning: unused import: `std::io::Read` --> src/main.rs:1:5 | 1 | use std::io::Read; | ^^^^^^^^^^^^^ | = note: `#[warn(unused_imports)]` on by default
ソースコード
use std::io::Read; #[allow(dead_code)] fn getline() -> String { let mut ret = String::new(); std::io::stdin().read_line(&mut ret).ok().unwrap(); ret } /// Verified by https://atcoder.jp/contests/abc198/submissions/21774342 mod mod_int { use std::ops::*; pub trait Mod: Copy { fn m() -> i64; } #[derive(Copy, Clone, Hash, PartialEq, Eq, PartialOrd, Ord)] pub struct ModInt<M> { pub x: i64, phantom: ::std::marker::PhantomData<M> } impl<M: Mod> ModInt<M> { // x >= 0 pub fn new(x: i64) -> Self { ModInt::new_internal(x % M::m()) } fn new_internal(x: i64) -> Self { ModInt { x: x, phantom: ::std::marker::PhantomData } } pub fn pow(self, mut e: i64) -> Self { debug_assert!(e >= 0); let mut sum = ModInt::new_internal(1); let mut cur = self; while e > 0 { if e % 2 != 0 { sum *= cur; } cur *= cur; e /= 2; } sum } #[allow(dead_code)] pub fn inv(self) -> Self { self.pow(M::m() - 2) } } impl<M: Mod, T: Into<ModInt<M>>> Add<T> for ModInt<M> { type Output = Self; fn add(self, other: T) -> Self { let other = other.into(); let mut sum = self.x + other.x; if sum >= M::m() { sum -= M::m(); } ModInt::new_internal(sum) } } impl<M: Mod, T: Into<ModInt<M>>> Sub<T> for ModInt<M> { type Output = Self; fn sub(self, other: T) -> Self { let other = other.into(); let mut sum = self.x - other.x; if sum < 0 { sum += M::m(); } ModInt::new_internal(sum) } } impl<M: Mod, T: Into<ModInt<M>>> Mul<T> for ModInt<M> { type Output = Self; fn mul(self, other: T) -> Self { ModInt::new(self.x * other.into().x % M::m()) } } impl<M: Mod, T: Into<ModInt<M>>> AddAssign<T> for ModInt<M> { fn add_assign(&mut self, other: T) { *self = *self + other; } } impl<M: Mod, T: Into<ModInt<M>>> SubAssign<T> for ModInt<M> { fn sub_assign(&mut self, other: T) { *self = *self - other; } } impl<M: Mod, T: Into<ModInt<M>>> MulAssign<T> for ModInt<M> { fn mul_assign(&mut self, other: T) { *self = *self * other; } } impl<M: Mod> Neg for ModInt<M> { type Output = Self; fn neg(self) -> Self { ModInt::new(0) - self } } impl<M> ::std::fmt::Display for ModInt<M> { fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result { self.x.fmt(f) } } impl<M: Mod> From<i64> for ModInt<M> { fn from(x: i64) -> Self { Self::new(x) } } } // mod mod_int macro_rules! define_mod { ($struct_name: ident, $modulo: expr) => { #[derive(Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash)] struct $struct_name {} impl mod_int::Mod for $struct_name { fn m() -> i64 { $modulo } } } } const MOD: i64 = 1_000_000_007; define_mod!(P, MOD); type MInt = mod_int::ModInt<P>; // Depends on MInt.rs fn fact_init(w: usize) -> (Vec<MInt>, Vec<MInt>) { let mut fac = vec![MInt::new(1); w]; let mut invfac = vec![0.into(); w]; for i in 1..w { fac[i] = fac[i - 1] * i as i64; } invfac[w - 1] = fac[w - 1].inv(); for i in (0..w - 1).rev() { invfac[i] = invfac[i + 1] * (i as i64 + 1); } (fac, invfac) } // Tags: unusual-io fn main() { let n: usize = getline().trim().parse().unwrap(); let h: Vec<usize> = getline().trim().split(" ").map(|x| x.parse().unwrap()).collect(); if h[0] == 0 { println!("1"); return; } let m = h.len(); let mut s = m - 1; for i in 0..m { s += h[i]; } if s > n { println!("NA"); return; } let (fac, invfac) = fact_init(n + 1); println!("{}", fac[n - s + m] * invfac[m] * invfac[n - s]); }