#662949 (Rust) No.317 辺の追加

提出ソース

結果

問題	No.317 辺の追加
ユーザー	nebocco
提出日時	2021-06-04 18:35:59
言語	Rust (1.77.0 + proconio)
結果	TLE
実行時間	-
コード長	6,709 bytes
コンパイル時間	11,858 ms
コンパイル使用メモリ	379,464 KB
実行使用メモリ	14,628 KB
最終ジャッジ日時	2024-11-19 05:37:41
合計ジャッジ時間	42,086 ms
ジャッジサーバーID （参考情報）	judge1 / judge3

このコードへのチャレンジ
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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 13,640 KB
testcase_01	AC	1 ms 11,812 KB
testcase_02	AC	1,114 ms 13,640 KB
testcase_03	AC	130 ms 11,812 KB
testcase_04	TLE	-
testcase_05	AC	17 ms 10,656 KB
testcase_06	AC	47 ms 14,628 KB
testcase_07	AC	10 ms 11,044 KB
testcase_08	TLE	-
testcase_09	TLE	-
testcase_10	AC	458 ms 13,952 KB
testcase_11	TLE	-
testcase_12	AC	447 ms 8,576 KB
testcase_13	TLE	-
testcase_14	AC	1,153 ms 7,296 KB
testcase_15	AC	633 ms 8,192 KB
testcase_16	TLE	-
testcase_17	AC	915 ms 7,552 KB
testcase_18	AC	474 ms 8,448 KB
testcase_19	AC	451 ms 8,692 KB
testcase_20	TLE	-
testcase_21	AC	8 ms 5,248 KB
testcase_22	AC	5 ms 5,248 KB
testcase_23	AC	5 ms 5,248 KB
testcase_24	AC	11 ms 5,760 KB
testcase_25	AC	11 ms 5,248 KB
testcase_26	AC	11 ms 5,248 KB
testcase_27	AC	8 ms 6,816 KB
testcase_28	AC	5 ms 6,816 KB
testcase_29	AC	2 ms 6,816 KB
testcase_30	AC	79 ms 6,820 KB
testcase_31	AC	68 ms 6,816 KB
testcase_32	AC	69 ms 6,816 KB
testcase_33	AC	65 ms 6,816 KB
testcase_34	AC	71 ms 6,820 KB
testcase_35	AC	68 ms 6,816 KB
testcase_36	AC	69 ms 6,820 KB
testcase_37	AC	69 ms 6,816 KB
testcase_38	AC	84 ms 6,816 KB
testcase_39	AC	71 ms 12,192 KB

権限があれば一括ダウンロードができます

ソースコード

raw source code

fn main() {
	let mut io = IO::new();
    input!{ from io,
		n: usize, m: usize,
		ed: [(Usize1, Usize1); m]
    }
	let mut uf = UnionFind::new(n);
	for &(u, v) in &ed {
		uf.unite(u, v).ok();
	}
	let mut dp = vec![n+1; n+1];
	dp[0] = 0;
	for i in 0..n {
		if uf.find(i) == i {
			let v = uf.size(i);
			for j in (v..=n).rev() {
				dp[j] = dp[j].min(dp[j-v] + 1);
			}
		}
	}
    for &x in dp.iter().skip(1) {
		if x == n + 1 {
			io.println(-1);
		} else {
			io.println(x - 1)
		}
	}
}

// ------------ UnionFind start ------------
#[derive(Clone, Debug)]
pub struct UnionFind(Vec<isize>);

impl UnionFind {
    pub fn new(len: usize) -> Self {
        Self(vec![-1; len])
    }

    pub fn find(&mut self, i: usize) -> usize {
        self._climb(i).0
    }

    pub fn size(&mut self, i: usize) -> usize {
        self._climb(i).1
    }

    pub fn unite(&mut self, u: usize, v: usize) -> Result<(), ()> {
        let (mut u, su) = self._climb(u);
        let (mut v, sv) = self._climb(v);
        if u == v { return Err(()); }
        if su < sv {
            std::mem::swap(&mut u, &mut v);
        }
        self.0[u] += self.0[v];
        self.0[v] = u as isize;
        Ok(())
    }

    pub fn is_same(&mut self, u: usize, v:usize) -> bool {
        self.find(u) == self.find(v)
    }

    fn _climb(&mut self, i: usize) -> (usize, usize) {
        assert!(i < self.0.len());
        let mut v = i;
        while self.0[v] >= 0 {
            let p = self.0[v] as usize;
            if self.0[p] >= 0 {
                self.0[v] = self.0[p];
                v = self.0[p] as usize;
            } else {
                v = p;
            }
        }
        (v, -self.0[v] as usize)
    }
}
// ------------ UnionFind end ------------

// ------------ io module start ------------
use std::io::{stdout, BufWriter, Read, StdoutLock, Write};

pub struct IO {
	iter: std::str::SplitAsciiWhitespace<'static>,
	buf: BufWriter<StdoutLock<'static>>,
}

impl IO {
	pub fn new() -> Self {
		let mut input = String::new();
		std::io::stdin().read_to_string(&mut input).unwrap();
		let input = Box::leak(input.into_boxed_str());
		let out = Box::new(stdout());
		IO {
			iter: input.split_ascii_whitespace(),
			buf: BufWriter::new(Box::leak(out).lock()),
		}
	}
	fn scan_str(&mut self) -> &'static str {
		self.iter.next().unwrap()
	}
	pub fn scan<T: Scan>(&mut self) -> <T as Scan>::Output {
		<T as Scan>::scan(self)
	}
	pub fn scan_vec<T: Scan>(&mut self, n: usize) -> Vec<<T as Scan>::Output> {
		(0..n).map(|_| self.scan::<T>()).collect()
	}
	pub fn print<T: Print>(&mut self, x: T) {
		<T as Print>::print(self, x);
	}
	pub fn println<T: Print>(&mut self, x: T) {
		self.print(x);
		self.print("\n");
	}
	pub fn iterln<T: Print, I: Iterator<Item = T>>(&mut self, mut iter: I, delim: &str) {
		if let Some(v) = iter.next() {
			self.print(v);
			for v in iter {
				self.print(delim);
				self.print(v);
			}
		}
		self.print("\n");
	}
	pub fn flush(&mut self) {
		self.buf.flush().unwrap();
	}
}

impl Default for IO {
	fn default() -> Self {
		Self::new()
	}
}

pub trait Scan {
	type Output;
	fn scan(io: &mut IO) -> Self::Output;
}

macro_rules! impl_scan {
	($($t:tt),*) => {
		$(
			impl Scan for $t {
				type Output = Self;
				fn scan(s: &mut IO) -> Self::Output {
					s.scan_str().parse().unwrap()
				}
			}
		)*
	};
}

impl_scan!(i16, i32, i64, isize, u16, u32, u64, usize, String, f32, f64);

impl Scan for char {
	type Output = char;
	fn scan(s: &mut IO) -> Self::Output {
		s.scan_str().chars().next().unwrap()
	}
}

pub enum Bytes {}
impl Scan for Bytes {
	type Output = &'static [u8];
	fn scan(s: &mut IO) -> Self::Output {
		s.scan_str().as_bytes()
	}
}

pub enum Chars {}
impl Scan for Chars {
	type Output = Vec<char>;
	fn scan(s: &mut IO) -> Self::Output {
		s.scan_str().chars().collect()
	}
}

pub enum Usize1 {}
impl Scan for Usize1 {
	type Output = usize;
	fn scan(s: &mut IO) -> Self::Output {
		s.scan::<usize>().wrapping_sub(1)
	}
}

impl<T: Scan, U: Scan> Scan for (T, U) {
	type Output = (T::Output, U::Output);
	fn scan(s: &mut IO) -> Self::Output {
		(T::scan(s), U::scan(s))
	}
}

impl<T: Scan, U: Scan, V: Scan> Scan for (T, U, V) {
	type Output = (T::Output, U::Output, V::Output);
	fn scan(s: &mut IO) -> Self::Output {
		(T::scan(s), U::scan(s), V::scan(s))
	}
}

impl<T: Scan, U: Scan, V: Scan, W: Scan> Scan for (T, U, V, W) {
	type Output = (T::Output, U::Output, V::Output, W::Output);
	fn scan(s: &mut IO) -> Self::Output {
		(T::scan(s), U::scan(s), V::scan(s), W::scan(s))
	}
}

pub trait Print {
	fn print(w: &mut IO, x: Self);
}

macro_rules! impl_print_int {
	($($t:ty),*) => {
		$(
			impl Print for $t {
				fn print(w: &mut IO, x: Self) {
					w.buf.write_all(x.to_string().as_bytes()).unwrap();
				}
			}
		)*
	};
}

impl_print_int!(i16, i32, i64, isize, u16, u32, u64, usize, f32, f64);

impl Print for u8 {
	fn print(w: &mut IO, x: Self) {
		w.buf.write_all(&[x]).unwrap();
	}
}

impl Print for &[u8] {
	fn print(w: &mut IO, x: Self) {
		w.buf.write_all(x).unwrap();
	}
}

impl Print for &str {
	fn print(w: &mut IO, x: Self) {
		w.print(x.as_bytes());
	}
}

impl Print for String {
	fn print(w: &mut IO, x: Self) {
		w.print(x.as_bytes());
	}
}

impl<T: Print, U: Print> Print for (T, U) {
	fn print(w: &mut IO, (x, y): Self) {
		w.print(x);
		w.print(" ");
		w.print(y);
	}
}

impl<T: Print, U: Print, V: Print> Print for (T, U, V) {
	fn print(w: &mut IO, (x, y, z): Self) {
		w.print(x);
		w.print(" ");
		w.print(y);
		w.print(" ");
		w.print(z);
	}
}

mod neboccoio_macro {
	#[macro_export]
	macro_rules! input {
		(@start $io:tt @read @rest) => {};

		(@start $io:tt @read @rest, $($rest: tt)*) => {
			input!(@start $io @read @rest $($rest)*)
		};

		(@start $io:tt @read @rest mut $($rest:tt)*) => {
			input!(@start $io @read @mut [mut] @rest $($rest)*)
		};

		(@start $io:tt @read @rest $($rest:tt)*) => {
			input!(@start $io @read @mut [] @rest $($rest)*)
		};

		(@start $io:tt @read @mut [$($mut:tt)?] @rest $var:tt: [[$kind:tt; $len1:expr]; $len2:expr] $($rest:tt)*) => {
			let $($mut)* $var = (0..$len2).map(|_| $io.scan_vec::<$kind>($len1)).collect::<Vec<Vec<$kind>>>();
			input!(@start $io @read @rest $($rest)*)
		};

		(@start $io:tt @read @mut [$($mut:tt)?] @rest $var:tt: [$kind:tt; $len:expr] $($rest:tt)*) => {
			let $($mut)* $var = $io.scan_vec::<$kind>($len);
			input!(@start $io @read @rest $($rest)*)
		};

		(@start $io:tt @read @mut [$($mut:tt)?] @rest $var:tt: $kind:tt $($rest:tt)*) => {
			let $($mut)* $var = $io.scan::<$kind>();
			input!(@start $io @read @rest $($rest)*)
		};

		(from $io:tt $($rest:tt)*) => {
			input!(@start $io @read @rest $($rest)*)
		};
	}
}

// ------------ io module end ------------

yukicoder

結果

テストケース

ソースコード