Sha256: cb15c22b9949d14ec3dc2b9e8bddc4a32664df8043738f51f53cd31a38df2173
Contents?: true
Size: 600 Bytes
Versions: 311
Compression:
Stored size: 600 Bytes
Contents
pub fn lsp(string_digits: &str, span: usize) -> Result<u64, String> {
if span == 0 {
return Ok(1);
}
if string_digits.chars().any(|c| !c.is_digit(10)) {
return Err(String::from("All characters must be numbers"));
}
let products: Vec<u64> = string_digits.chars()
.map(|c| c.to_digit(10).unwrap() as u64)
.collect::<Vec<u64>>()
.windows(span)
.map(|w| w.into_iter().product())
.collect();
if let Some(&x) = products.iter().max() {
Ok(x)
} else {
Err(String::from("Span longer than string"))
}
}
Version data entries
311 entries across 311 versions & 1 rubygems