Sha256: 7081988cefbdd90382eb873b5906f1d2ef512cebc2d2d17d147e5edb394ded39
Contents?: true
Size: 698 Bytes
Versions: 42
Compression:
Stored size: 698 Bytes
Contents
pub type Palindrome = u64;
pub fn get_palindrome_products(min: u64, max: u64) -> Vec<Palindrome> {
let mut palindromes: Vec<u64> = Vec::new();
for i in min..max + 1 {
for j in min..max + 1 {
if is_palindrome(i * j) {
palindromes.push(i * j);
}
}
}
palindromes
}
pub fn min(palindromes: &[Palindrome]) -> Option<Palindrome> {
palindromes.iter().min().map(|n| n.clone())
}
pub fn max(palindromes: &[Palindrome]) -> Option<Palindrome> {
palindromes.iter().max().map(|n| n.clone())
}
fn is_palindrome(n: u64) -> bool {
let s = n.to_string().into_bytes();
s.iter().zip(s.iter().rev()).all(|(c1, c2)| c1 == c2)
}
Version data entries
42 entries across 42 versions & 1 rubygems