From e68cda57016b1810f3c960408c05557e07d606d6 Mon Sep 17 00:00:00 2001
From: Myeongseon Choi <key262yek@gmail.com>
Date: Thu, 29 Aug 2024 16:22:27 +0900
Subject: [PATCH] =?UTF-8?q?Update=20solution=20for=20=EC=8A=A4=ED=83=9D=20?=
 =?UTF-8?q?w/=20id=2019446155=20Time:=204ms=20MemUsage:=2013148KB?=
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---
 baekjoon/스택/solution_19446155.rs | 60 ++++++++++++++++++++++++++++++
 1 file changed, 60 insertions(+)
 create mode 100644 baekjoon/스택/solution_19446155.rs

diff --git a/baekjoon/스택/solution_19446155.rs b/baekjoon/스택/solution_19446155.rs
new file mode 100644
index 0000000..0a262ae
--- /dev/null
+++ b/baekjoon/스택/solution_19446155.rs
@@ -0,0 +1,60 @@
+use std::io::{self, BufRead, Write, BufWriter};
+
+fn main(){
+    let mut stack : Vec<u32> = Vec::new();
+
+    let stdin = io::stdin();
+    let mut num_command = String::new();
+    stdin.read_line(&mut num_command).expect("Failed to read line");
+    let num_command = num_command.trim().parse::<usize>().expect("Not an integer");
+
+    let lock_in = stdin.lock();
+
+    let stdout = io::stdout();
+    let lock_out = stdout.lock();
+    let mut buff = BufWriter::new(lock_out);
+
+    for (idx, line) in lock_in.lines().enumerate(){
+        if idx == num_command{
+            break;
+        }
+        let inputs = line.unwrap();
+        let mut inputs = inputs.trim().split(" ");
+        let command = inputs.next().expect("Not enough input");
+
+        match command {
+            "push" => {
+                let n = inputs.next().expect("Not enough input")
+                              .parse::<u32>().expect("Not an integer");
+                stack.push(n);
+            },
+            "pop" => {
+                match stack.pop(){
+                    Some(n) => buff.write_fmt(format_args!("{}\n", n)),
+                    None => buff.write_fmt(format_args!("{}\n", -1)),
+                };
+            },
+            "size" => {
+                buff.write_fmt(format_args!("{}\n", stack.len()));
+            },
+            "top" => {
+                match stack.pop(){
+                    Some(n) => {
+                        buff.write_fmt(format_args!("{}\n", n));
+                        stack.push(n);
+                    },
+                    None => {
+                        buff.write_fmt(format_args!("{}\n", -1));
+                    },
+                };
+            }
+            "empty" => {
+                match stack.is_empty(){
+                    true => buff.write_fmt(format_args!("{}\n", 1)),
+                    false => buff.write_fmt(format_args!("{}\n", 0)),
+                };
+            }
+            _ => continue,
+        }
+    }
+}