Odd words: Difference between revisions
Added Rust solution
(Added C++ solution) |
(Added Rust solution) |
||
Line 691:
13. supervene >> spree
14. terminable >> trial
</pre>
=={{header|Rust}}==
<lang rust>use std::collections::BTreeSet;
use std::fs::File;
use std::io::{self, BufRead};
fn load_dictionary(filename: &str, min_length: usize) -> std::io::Result<BTreeSet<String>> {
let file = File::open(filename)?;
let mut dict = BTreeSet::new();
for line in io::BufReader::new(file).lines() {
let word = line?;
if word.len() >= min_length {
dict.insert(word);
}
}
Ok(dict)
}
fn print_words(words: &[(&String, String)]) {
for (i, (a, b)) in words.iter().enumerate() {
println!("{:2}: {:<14}{}", i + 1, a, b);
}
}
fn main() {
let min_length = 5;
match load_dictionary("unixdict.txt", min_length) {
Ok(dictionary) => {
let mut odd_words = Vec::new();
let mut even_words = Vec::new();
for word in &dictionary {
if word.len() < min_length + 2 * (min_length / 2) {
continue;
}
let mut odd_word = String::new();
let mut even_word = String::new();
for (i, c) in word.chars().enumerate() {
if (i & 1) == 0 {
odd_word.push(c);
} else {
even_word.push(c);
}
}
if dictionary.contains(&odd_word) {
odd_words.push((word, odd_word));
}
if dictionary.contains(&even_word) {
even_words.push((word, even_word));
}
}
println!("Odd words:");
print_words(&odd_words);
println!("\nEven words:");
print_words(&even_words);
}
Err(error) => eprintln!("{}", error),
}
}</lang>
{{out}}
<pre>
Odd words:
1: barbarian brain
2: childbear cider
3: corrigenda cried
4: gargantuan grata
5: headdress hades
6: palladian plain
7: propionate point
8: salvation slain
9: siltation slain
10: slingshot sight
11: statuette saute
12: supersede spree
13: supervene spree
14: terminable trial
Even words:
1: cannonball annal
2: importation motto
3: psychopomp scoop
4: starvation train
5: upholstery posey
</pre>
| |||