Submission #4047208
Source Code Expand
#[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, StdoutLock, Write}; #[allow(unused_imports)] use std::iter::FromIterator; #[allow(unused_macros)] macro_rules ! input { ( source = $ s : expr , $ ( $ r : tt ) * ) => { let mut iter = $ s . split_whitespace ( ) ; let mut next = || { iter . next ( ) . unwrap ( ) } ; input_inner ! { next , $ ( $ r ) * } } ; ( $ ( $ r : tt ) * ) => { let stdin = std :: io :: stdin ( ) ; let mut bytes = std :: io :: Read :: bytes ( std :: io :: BufReader :: new ( stdin . lock ( ) ) ) ; let mut next = move || -> String { bytes . by_ref ( ) . map ( | r | r . unwrap ( ) as char ) . skip_while ( | c | c . is_whitespace ( ) ) . take_while ( | c |! c . is_whitespace ( ) ) . collect ( ) } ; input_inner ! { next , $ ( $ r ) * } } ; } #[allow(unused_macros)] macro_rules ! input_inner { ( $ next : expr ) => { } ; ( $ next : expr , ) => { } ; ( $ next : expr , $ var : ident : $ t : tt $ ( $ r : tt ) * ) => { let $ var = read_value ! ( $ next , $ t ) ; input_inner ! { $ next $ ( $ r ) * } } ; } #[allow(unused_macros)] macro_rules ! read_value { ( $ next : expr , ( $ ( $ t : tt ) ,* ) ) => { ( $ ( read_value ! ( $ next , $ t ) ) ,* ) } ; ( $ next : expr , [ $ t : tt ; $ len : expr ] ) => { ( 0 ..$ len ) . map ( | _ | read_value ! ( $ next , $ t ) ) . collect ::< Vec < _ >> ( ) } ; ( $ next : expr , chars ) => { read_value ! ( $ next , String ) . chars ( ) . collect ::< Vec < char >> ( ) } ; ( $ next : expr , bytes ) => { read_value ! ( $ next , String ) . into_bytes ( ) } ; ( $ next : expr , usize1 ) => { read_value ! ( $ next , usize ) - 1 } ; ( $ next : expr , $ t : ty ) => { $ next ( ) . parse ::<$ t > ( ) . expect ( "Parse error" ) } ; } #[allow(dead_code)] struct Writer { s: String, } #[allow(unused_imports)] use std::fmt::Display; #[allow(dead_code)] #[doc = " let mut writer = Writer::new();"] #[doc = " writer.writeln(hoge);"] #[doc = " ..."] #[doc = " writer.flush()"] impl Writer { #[allow(dead_code)] pub fn new() -> Writer { Writer { s: String::new() } } #[allow(dead_code)] pub fn flush(&mut self) { print!("{}", self.s); self.s.clear(); } pub fn write<T: Display>(&mut self, x: T) { self.s.push_str(&format!("{}", x)); } pub fn writeln<T: Display>(&mut self, x: T) { self.s.push_str(&format!("{}", x)); self.s.push('\n'); } #[allow(dead_code)] pub fn write_vec<T: Display>(&mut self, xs: &Vec<T>) { if xs.len() == 0 { self.writeln(""); return; } self.write(&format!("{}", xs[0])); for i in 1..xs.len() { self.write(&format!(" {}", xs[i])); } self.writeln(""); } } #[allow(unused_macros)] macro_rules ! debug { ( $ ( $ a : expr ) ,* ) => { eprintln ! ( concat ! ( $ ( stringify ! ( $ a ) , " = {:?}, " ) ,* ) , $ ( $ a ) ,* ) } ; } #[allow(dead_code)] fn main() { input!{ c: char, } if c == 'a' || c == 'e' || c == 'i' || c == 'o' || c == 'u' { println!("vowel"); } else { println!("consonant"); } }
Submission Info
Submission Time | |
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Task | A - UOIAUAI |
User | wh317706 |
Language | Rust (1.15.1) |
Score | 0 |
Code Size | 3341 Byte |
Status | CE |
Compile Error
error[E0277]: the trait bound `char: std::str::FromStr` is not satisfied --> ./Main.rs:14:583 | 14 | macro_rules ! read_value { ( $ next : expr , ( $ ( $ t : tt ) ,* ) ) => { ( $ ( read_value ! ( $ next , $ t ) ) ,* ) } ; ( $ next : expr , [ $ t : tt ; $ len : expr ] ) => { ( 0 ..$ len ) . map ( | _ | read_value ! ( $ next , $ t ) ) . collect ::< Vec < _ >> ( ) } ; ( $ next : expr , chars ) => { read_value ! ( $ next , String ) . chars ( ) . collect ::< Vec < char >> ( ) } ; ( $ next : expr , bytes ) => { read_value ! ( $ next , String ) . into_bytes ( ) } ; ( $ next : expr , usize1 ) => { read_value ! ( $ next , usize ) - 1 } ; ( $ next : expr , $ t : ty ) => { $ next ( ) . parse ::<$ t > ( ) . expect ( "Parse error" ) } ; } | ...