diff options
Diffstat (limited to 'valid-palindrome')
-rw-r--r-- | valid-palindrome/Cargo.toml | 8 | ||||
-rw-r--r-- | valid-palindrome/src/main.rs | 12 |
2 files changed, 20 insertions, 0 deletions
diff --git a/valid-palindrome/Cargo.toml b/valid-palindrome/Cargo.toml new file mode 100644 index 0000000..70e5242 --- /dev/null +++ b/valid-palindrome/Cargo.toml @@ -0,0 +1,8 @@ +[package] +name = "valid-palindrome" +version = "0.1.0" +edition = "2021" + +# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html + +[dependencies] diff --git a/valid-palindrome/src/main.rs b/valid-palindrome/src/main.rs new file mode 100644 index 0000000..e9ad1d4 --- /dev/null +++ b/valid-palindrome/src/main.rs @@ -0,0 +1,12 @@ +fn main() { + println!("Hello, world!"); +} + +struct Solution; + +impl Solution { + pub fn is_palindrome(mut s: String) -> bool { + let str: Vec<u8> = unsafe { s.as_bytes_mut() }.iter_mut().filter(|x| x.is_ascii_alphanumeric()).map(|x| x.to_ascii_lowercase()).collect(); + str.iter().take(str.len() / 2).eq(str.iter().rev().take(str.len() / 2)) + } +} |