From 6949d34a9fdb9dfe050a66ff0cc7e26fa8c404af Mon Sep 17 00:00:00 2001
From: Myeongseon Choi <key262yek@gmail.com>
Date: Thu, 29 Aug 2024 16:22:18 +0900
Subject: [PATCH] =?UTF-8?q?Update=20solution=20for=20=EA=B0=80=EC=9E=A5=5F?=
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 =?UTF-8?q?ms=20MemUsage:=2013028KB?=
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---
 .../solution_19931124.rs                      | 58 +++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 baekjoon/가장_긴_증가하는_부분_수열/solution_19931124.rs

diff --git a/baekjoon/가장_긴_증가하는_부분_수열/solution_19931124.rs b/baekjoon/가장_긴_증가하는_부분_수열/solution_19931124.rs
new file mode 100644
index 0000000..ad48870
--- /dev/null
+++ b/baekjoon/가장_긴_증가하는_부분_수열/solution_19931124.rs
@@ -0,0 +1,58 @@
+
+macro_rules! parse_list {
+  ($t: ty) => ({
+    let mut line = String::new();
+    std::io::stdin().read_line(&mut line).unwrap();
+    let list: Vec<$t> = line.split_whitespace()
+                            .map(|w| w.parse::<$t>().unwrap()).collect();
+    list
+  })
+}
+
+macro_rules! parse_line {
+  ($($t: ty),+) => ({
+    let mut line = String::new();
+    std::io::stdin().read_line(&mut line).unwrap();
+    let mut iter = line.split_whitespace();
+    ($(iter.next().unwrap().parse::<$t>().unwrap()),+)
+  })
+}
+
+
+fn binary_search(min_end: &Vec<u32>, n: u32) -> Option<usize>{
+    if min_end.len() == 0 {
+        return None;
+    }
+
+    let (mut l, mut r) : (usize, usize) = (0, min_end.len() - 1);
+    while l + 1 < r{
+        let mid = (l + r) / 2;
+        if n <= min_end[mid]{
+            r = mid;
+        }
+        else{
+            l = mid;
+        }
+    }
+    if n <= min_end[l]{
+        return Some(l);
+    }
+    else if n <= min_end[r]{
+        return Some(r);
+    }
+    return None;
+}
+
+fn main(){
+    let _n = parse_line!(usize);
+    let seq = parse_list!(u32);
+
+    let mut min_end : Vec<u32> = Vec::new();
+    for &x in seq.iter(){
+        match binary_search(&min_end, x){
+            Some(i) => {min_end[i] = x;},
+            None => {min_end.push(x);},
+        }
+    }
+    println!("{}", min_end.len());
+}