#[allow(unused_imports)] use std::{ cell::RefCell, convert::{Infallible, TryFrom, TryInto as _}, fmt::{self, Debug, Display, Formatter,}, fs::{File}, hash::{Hash, Hasher}, iter::{Product, Sum}, marker::PhantomData, ops::{Add, AddAssign, Sub, SubAssign, Div, DivAssign, Mul, MulAssign, Neg, RangeBounds}, str::{FromStr, SplitWhitespace}, sync::{atomic::{self, AtomicU32, AtomicU64}, Once}, collections::{*, btree_map::Range}, mem::{swap}, cmp::{self, Reverse, Ordering, Eq, PartialEq, PartialOrd}, thread::LocalKey, f64::consts::PI, time::Instant, rc::Rc, io::{self, stdin, Read, read_to_string, BufWriter, BufReader, stdout, Write}, }; #[allow(unused_imports)] use proconio::{input, input_interactive, marker::{*}}; #[allow(unused_imports)] //use rand::{thread_rng, Rng, seq::SliceRandom}; #[allow(unused_imports)] //use ac_library::{*}; #[allow(dead_code)] const INF: i64 = 1<<60; #[allow(dead_code)] const MOD: i64 = 998244353; #[allow(dead_code)] const D: [(usize, usize); 4] = [(1, 0), (0, 1), (!0, 0), (0, !0)]; //use proconio::fastout; //#[fastout] fn main() { input!{ t: usize, } for _ in 0..t{ input!{n: i128} if n*n==1{ println!("Yes"); } else { println!("No"); } let mut ans = 0; let mut x = n*n*n*n+4; while x%10 == 0{ ans += 1; x /= 10; } println!("{}", ans); } }