Merge pull request neetcode-gh#3140 from lucasarano/lis

arkataev · Nov 20, 2023 · 1e279cb · 1e279cb
2 parents 1426dbb + 4b50c18
commit 1e279cb
Showing 1 changed file with 19 additions and 0 deletions.
diff --git a/rust/0300-longest-increasing-subsequence.rs b/rust/0300-longest-increasing-subsequence.rs
@@ -0,0 +1,19 @@
+impl Solution {
+ pub fn length_of_lis(nums: Vec<i32>) -> i32 {
+ let mut tails = vec![];
+
+ for &num in &nums {
+ match tails.binary_search(&num) {
+ Ok(_) => {},
+ Err(i) => {
+ if i == tails.len() {
+ tails.push(num);
+ } else {
+ tails[i] = num;
+ }
+ }
+ }
+ }
+ tails.len() as i32
+ }
+}