#[doc = " https://github.com/hatoo/competitive-rust-snippets"] #[allow(unused_imports)] use std::cmp::{max, min, Ordering}; #[allow(unused_imports)] use std::collections::{BTreeMap, BTreeSet, BinaryHeap, HashMap, HashSet, VecDeque}; #[allow(unused_imports)] use std::io::{stdin, stdout, BufWriter, Write}; #[allow(unused_imports)] use std::iter::FromIterator; #[macro_export] macro_rules ! chmax { ( $ x : expr , $ ( $ v : expr ) ,+ ) => { $ ( $ x = std :: cmp :: max ( $ x ,$ v ) ; ) + } ; } #[macro_export] macro_rules ! chmin { ( $ x : expr , $ ( $ v : expr ) ,+ ) => { $ ( $ x = std :: cmp :: min ( $ x ,$ v ) ; ) + } ; } #[macro_export] macro_rules ! max { ( $ x : expr ) => ( $ x ) ; ( $ x : expr , $ ( $ xs : expr ) ,+ ) => { std :: cmp :: max ( $ x , max ! ( $ ( $ xs ) ,+ ) ) } ; } #[macro_export] macro_rules ! min { ( $ x : expr ) => ( $ x ) ; ( $ x : expr , $ ( $ xs : expr ) ,+ ) => { std :: cmp :: min ( $ x , min ! ( $ ( $ xs ) ,+ ) ) } ; } #[macro_export] macro_rules ! dvec { ( $ t : expr ; $ len : expr ) => { vec ! [ $ t ; $ len ] } ; ( $ t : expr ; $ len : expr , $ ( $ rest : expr ) ,* ) => { vec ! [ dvec ! ( $ t ; $ ( $ rest ) ,* ) ; $ len ] } ; } #[allow(unused_macros)] macro_rules ! debug { ( $ ( $ a : expr ) ,* ) => { eprintln ! ( concat ! ( $ ( stringify ! ( $ a ) , " = {:?}, " ) ,* ) , $ ( $ a ) ,* ) ; } } #[macro_export] macro_rules ! input { ( source = $ s : expr , $ ( $ r : tt ) * ) => { let mut parser = Parser :: from_str ( $ s ) ; input_inner ! { parser , $ ( $ r ) * } } ; ( parser = $ parser : ident , $ ( $ r : tt ) * ) => { input_inner ! { $ parser , $ ( $ r ) * } } ; ( new_stdin_parser = $ parser : ident , $ ( $ r : tt ) * ) => { let stdin = std :: io :: stdin ( ) ; let reader = std :: io :: BufReader :: new ( stdin . lock ( ) ) ; let mut $ parser = Parser :: new ( reader ) ; input_inner ! { $ parser , $ ( $ r ) * } } ; ( $ ( $ r : tt ) * ) => { input ! { new_stdin_parser = parser , $ ( $ r ) * } } ; } #[macro_export] macro_rules ! input_inner { ( $ parser : ident ) => { } ; ( $ parser : ident , ) => { } ; ( $ parser : ident , $ var : ident : $ t : tt $ ( $ r : tt ) * ) => { let $ var = read_value ! ( $ parser , $ t ) ; input_inner ! { $ parser $ ( $ r ) * } } ; } #[macro_export] macro_rules ! read_value { ( $ parser : ident , ( $ ( $ t : tt ) ,* ) ) => { ( $ ( read_value ! ( $ parser , $ t ) ) ,* ) } ; ( $ parser : ident , [ $ t : tt ; $ len : expr ] ) => { ( 0 ..$ len ) . map ( | _ | read_value ! ( $ parser , $ t ) ) . collect ::< Vec < _ >> ( ) } ; ( $ parser : ident , chars ) => { read_value ! ( $ parser , String ) . chars ( ) . collect ::< Vec < char >> ( ) } ; ( $ parser : ident , usize1 ) => { read_value ! ( $ parser , usize ) - 1 } ; ( $ parser : ident , $ t : ty ) => { $ parser . next ::<$ t > ( ) . expect ( "Parse error" ) } ; } use std::io; use std::io::BufRead; use std::str; pub struct Parser { reader: R, buf: Vec, pos: usize, } impl Parser { pub fn from_str(s: &str) -> Parser { Parser { reader: io::empty(), buf: s.as_bytes().to_vec(), pos: 0, } } } impl Parser { pub fn new(reader: R) -> Parser { Parser { reader: reader, buf: vec![], pos: 0, } } pub fn update_buf(&mut self) { self.buf.clear(); self.pos = 0; loop { let (len, complete) = { let buf2 = self.reader.fill_buf().unwrap(); self.buf.extend_from_slice(buf2); let len = buf2.len(); if len == 0 { break; } (len, buf2[len - 1] <= 0x20) }; self.reader.consume(len); if complete { break; } } } pub fn next(&mut self) -> Result { loop { let mut begin = self.pos; while begin < self.buf.len() && (self.buf[begin] <= 0x20) { begin += 1; } let mut end = begin; while end < self.buf.len() && (self.buf[end] > 0x20) { end += 1; } if begin != self.buf.len() { self.pos = end; return str::from_utf8(&self.buf[begin..end]).unwrap().parse::(); } else { self.update_buf(); } } } } #[allow(unused_macros)] macro_rules ! debug { ( $ ( $ a : expr ) ,* ) => { eprintln ! ( concat ! ( $ ( stringify ! ( $ a ) , " = {:?}, " ) ,* ) , $ ( $ a ) ,* ) ; } } #[doc = " https://github.com/hatoo/competitive-rust-snippets"] const BIG_STACK_SIZE: bool = true; #[allow(dead_code)] fn main() { use std::thread; if BIG_STACK_SIZE { thread::Builder::new() .stack_size(32 * 1024 * 1024) .name("solve".into()) .spawn(solve) .unwrap() .join() .unwrap(); } else { solve(); } } fn solve() { input!{ N:usize, a:[i64;N] } let mut tr = Treap::new(); for i in 0..N { tr.insert(i, a[i]); } let mut n = N; let mut cur = n-1; let mut res = vec![]; loop { if cur == 0 { break; } let i = cur-1; let j = cur; let x = tr.get(i); let y = tr.get(j); if x < y { if j == n-1 { tr.erase(i); res.push(x); n -= 1; cur -= 1; } else { tr.erase(j); res.push(y); n -= 1; } } else { cur -= 1; } } if res.len() == N-1 { println!("Yes"); let s = vec_to_string(&res).join(" "); println!("{}", s); } else { println!("No"); } } pub fn vec_to_string(xs: &[T]) -> Vec { let mut res = vec![]; for x in xs { res.push(x.to_string()); } res } #[derive(Debug, Clone)] #[allow(dead_code)] pub struct Xorshift { seed: u64, } impl Xorshift { #[allow(dead_code)] pub fn new() -> Xorshift { Xorshift { seed: 0xf0fb588ca2196dac, } } #[allow(dead_code)] pub fn with_seed(seed: u64) -> Xorshift { Xorshift { seed: seed } } #[inline(always)] #[allow(dead_code)] pub fn next(&mut self) -> u64 { self.seed = self.seed ^ (self.seed << 13); self.seed = self.seed ^ (self.seed >> 7); self.seed = self.seed ^ (self.seed << 17); self.seed } #[inline(always)] #[allow(dead_code)] pub fn rand(&mut self, m: u64) -> u64 { self.next() % m } #[inline(always)] #[allow(dead_code)] pub fn randf(&mut self) -> f64 { use std::mem; const UPPER_MASK: u64 = 0x3FF0000000000000; const LOWER_MASK: u64 = 0xFFFFFFFFFFFFF; let tmp = UPPER_MASK | (self.next() & LOWER_MASK); let result: f64 = unsafe { mem::transmute(tmp) }; result - 1.0 } } #[doc = " https://www.slideshare.net/iwiwi/2-12188757"] mod treap { #[derive(Clone, Debug)] pub struct Node { pub v: i64, pri: u64, lch: Option>, rch: Option>, cnt: usize, sum: i64, } pub fn new_node(v: i64, rand: u64) -> Node { Node { v: v, pri: rand, lch: None.into(), rch: None.into(), cnt: 1, sum: v, } } pub fn count(t: &Option>) -> usize { match *t { Some(ref x) => x.cnt, None => 0, } } pub fn sum(t: &Option>) -> i64 { match *t { Some(ref x) => x.sum, None => 0, } } fn update(t: Box) -> Box { let mut t = t; t.cnt = count(&t.lch) + count(&t.rch) + 1; t.sum = sum(&t.lch) + sum(&t.rch) + t.v; t } pub fn merge(l: Option>, r: Option>) -> Option> { if l.is_none() && r.is_none() { return None; } if l.is_none() { return r; } if r.is_none() { return l; } assert!(l.is_some() && r.is_some()); let mut l = l.unwrap(); let mut r = r.unwrap(); if l.pri > r.pri { let old_rch = l.rch.take(); l.rch = merge(old_rch, Some(r).into()); update(l).into() } else { let old_lch = r.lch.take(); r.lch = merge(Some(l).into(), old_lch); update(r).into() } } pub fn split(t: Option>, k: usize) -> (Option>, Option>) { if t.is_none() { return (None.into(), None.into()); } let mut t = t.unwrap(); let lcnt = count(&t.lch); if k <= lcnt { let old_lch = t.lch.take(); let s = split(old_lch, k); t.lch = s.1; (s.0, Some(update(t)).into()) } else { let old_rch = t.rch.take(); let s = split(old_rch, k - lcnt - 1); t.rch = s.0; (Some(update(t)).into(), s.1) } } pub fn insert(t: Box, k: usize, v: i64, rand: u64) -> Option> { let (l, r) = split(Some(t).into(), k); let newt = merge(l, Some(new_node(v, rand).into())); let newt = merge(newt, r); newt } pub fn erase(t: Box, k: usize) -> Option> { let (t1, rest) = split(Some(t).into(), k); let (t2, t3) = split(rest, 1); merge(t1, t3) } pub fn bisect(t: &Option>, v: i64) -> usize { match *t { None => 0, Some(ref n) => { if v <= n.v { bisect(&n.lch, v) } else { count(&n.lch) + 1 + bisect(&n.rch, v) } } } } } struct Treap { rng: Xorshift, t: Option>, } impl Treap { pub fn new() -> Treap { Treap { rng: Xorshift::new(), t: None, } } #[doc = "[l,r)"] pub fn lower_bound(&mut self, l: usize, r: usize, v: i64) -> usize { let t = self.t.take(); let (lt, t) = treap::split(t, l); let (t, rt) = treap::split(t, r - l); let idx = treap::count(<) + treap::bisect(&t, v); self.t = treap::merge(lt, treap::merge(t, rt)); idx } pub fn orderd_insert(&mut self, v: i64) { if self.t.is_none() { self.insert(0, v); } else { let n = self.len(); let ins_pos = self.lower_bound(0, n, v); self.insert(ins_pos, v); } } pub fn insert(&mut self, k: usize, v: i64) { if self.t.is_none() { self.t = Some(treap::new_node(v, self.rng.next()).into()); } else { let t = self.t.take().unwrap(); self.t = treap::insert(t, k, v, self.rng.next()); } } pub fn erase(&mut self, k: usize) { if self.t.is_some() { let t = self.t.take().unwrap(); self.t = treap::erase(t, k).into(); } } #[doc = "split into [l,r)+[r,n)"] pub fn split(self, k: usize) -> (Treap, Treap) { let (a, b) = treap::split(self.t, k); ( Treap { rng: self.rng.clone(), t: a, }, Treap { rng: self.rng.clone(), t: b, }, ) } pub fn len(&self) -> usize { treap::count(&self.t) } #[doc = "[l,r)"] pub fn sum(&mut self, l: usize, r: usize) -> i64 { if self.t.is_none() { return 0; } else { let t = self.t.take(); let (a1, a2) = treap::split(t, l); let (b1, b2) = treap::split(a2, r - l); let res = treap::sum(&b1); self.t = treap::merge(treap::merge(a1, b1), b2); res } } pub fn get(&mut self, k: usize) -> i64 { self.sum(k, k + 1) } }