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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#457310 | #8829. Aibohphobia | ucup-team635# | WA | 0ms | 1992kb | Rust | 3.5kb | 2024-06-29 10:24:48 | 2024-06-29 10:24:49 |
Judging History
answer
use std::collections::*;
use std::io::Write;
type Map<K, V> = BTreeMap<K, V>;
type Set<T> = BTreeSet<T>;
type Deque<T> = VecDeque<T>;
fn run() {
input! {
t: usize,
ask: [chars; t],
}
let out = std::io::stdout();
let mut out = std::io::BufWriter::new(out.lock());
for s in ask {
let solve = || -> Option<Vec<char>> {
let mut map = Map::new();
for &s in s.iter() {
*map.entry(s).or_insert(0) += 1;
}
if map.len() == 1 {
return None;
}
if map.len() == 2 {
let mut s = s;
s.sort();
for _ in 0..2 {
if s[0] != s[1] {
return Some(s);
}
s.reverse();
}
return None;
}
let mut ans = vec![];
for c in map.keys() {
ans.push(*c);
}
for (c, v) in map.iter() {
for _ in 1..*v {
ans.push(*c);
}
}
Some(ans)
};
if let Some(s) = solve() {
use util::*;
writeln!(out, "YES").ok();
writeln!(out, "{}", s.iter().join("")).ok();
} else {
writeln!(out, "NO").ok();
}
}
}
fn main() {
run();
}
// ---------- begin input macro ----------
// reference: https://qiita.com/tanakh/items/0ba42c7ca36cd29d0ac8
#[macro_export]
macro_rules! input {
(source = $s:expr, $($r:tt)*) => {
let mut iter = $s.split_whitespace();
input_inner!{iter, $($r)*}
};
($($r:tt)*) => {
let s = {
use std::io::Read;
let mut s = String::new();
std::io::stdin().read_to_string(&mut s).unwrap();
s
};
let mut iter = s.split_whitespace();
input_inner!{iter, $($r)*}
};
}
#[macro_export]
macro_rules! input_inner {
($iter:expr) => {};
($iter:expr, ) => {};
($iter:expr, $var:ident : $t:tt $($r:tt)*) => {
let $var = read_value!($iter, $t);
input_inner!{$iter $($r)*}
};
}
#[macro_export]
macro_rules! read_value {
($iter:expr, ( $($t:tt),* )) => {
( $(read_value!($iter, $t)),* )
};
($iter:expr, [ $t:tt ; $len:expr ]) => {
(0..$len).map(|_| read_value!($iter, $t)).collect::<Vec<_>>()
};
($iter:expr, chars) => {
read_value!($iter, String).chars().collect::<Vec<char>>()
};
($iter:expr, bytes) => {
read_value!($iter, String).bytes().collect::<Vec<u8>>()
};
($iter:expr, usize1) => {
read_value!($iter, usize) - 1
};
($iter:expr, $t:ty) => {
$iter.next().unwrap().parse::<$t>().expect("Parse error")
};
}
// ---------- end input macro ----------
mod util {
pub trait Join {
fn join(self, sep: &str) -> String;
}
impl<T, I> Join for I
where
I: Iterator<Item = T>,
T: std::fmt::Display,
{
fn join(self, sep: &str) -> String {
let mut s = String::new();
use std::fmt::*;
for (i, v) in self.enumerate() {
if i > 0 {
write!(&mut s, "{}", sep).ok();
}
write!(&mut s, "{}", v).ok();
}
s
}
}
}
Details
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Test #1:
score: 0
Wrong Answer
time: 0ms
memory: 1992kb
input:
5 a sos abba icpc tenet
output:
NO YES oss NO YES cipc YES entet
result:
wrong answer Jury found the answer but participant didn't (test case 1)