Merge pull request #209 from mahkoh/factor

prevent infinite loop
2026-06-10 15:48:22 -07:00 · 2014-06-05 13:47:45 -07:00
parent f0d121c8cc 7ae05b9935
commit 8b64287202
2 changed files with 4 additions and 1 deletions
@@ -27,6 +27,9 @@ static NAME: &'static str = "factor";
 fn factor(mut num: u64) -> Vec<u64> {
    let mut ret = Vec::new();

+    if num < 2 {
+        return ret;
+    }
    while num % 2 == 0 {
        num /= 2;
        ret.push(2);