From f64b473e2dd2a85b5166093382e751dfda8ec371 Mon Sep 17 00:00:00 2001
From: narawat <narawat@gmail.com>
Date: Tue, 28 Apr 2026 14:05:55 +0700
Subject: [PATCH] update

---
 String_manipulation/rust/Cargo.lock  |  18 +++++
 String_manipulation/rust/Cargo.toml  |   1 +
 String_manipulation/rust/src/main.rs | 110 ++++++++++++++++++---------
 3 files changed, 93 insertions(+), 36 deletions(-)

diff --git a/String_manipulation/rust/Cargo.lock b/String_manipulation/rust/Cargo.lock
index b9d42e1..8272c70 100644
--- a/String_manipulation/rust/Cargo.lock
+++ b/String_manipulation/rust/Cargo.lock
@@ -2,6 +2,24 @@
 # It is not intended for manual editing.
 version = 4
 
+[[package]]
+name = "autocfg"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
+
 [[package]]
 name = "rust"
 version = "0.1.0"
+dependencies = [
+ "substring",
+]
+
+[[package]]
+name = "substring"
+version = "1.4.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "42ee6433ecef213b2e72f587ef64a2f5943e7cd16fbd82dbe8bc07486c534c86"
+dependencies = [
+ "autocfg",
+]
diff --git a/String_manipulation/rust/Cargo.toml b/String_manipulation/rust/Cargo.toml
index 1c61e9e..fd52fcf 100644
--- a/String_manipulation/rust/Cargo.toml
+++ b/String_manipulation/rust/Cargo.toml
@@ -4,3 +4,4 @@ version = "0.1.0"
 edition = "2024"
 
 [dependencies]
+substring = "1.4.5"
\ No newline at end of file
diff --git a/String_manipulation/rust/src/main.rs b/String_manipulation/rust/src/main.rs
index ae709fa..a3611f1 100644
--- a/String_manipulation/rust/src/main.rs
+++ b/String_manipulation/rust/src/main.rs
@@ -11,41 +11,7 @@
 /* --------------------------------------------- 100 -------------------------------------------- */
 
 
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+// use substring::Substring;
 
 
 
@@ -56,5 +22,77 @@
 
 
 fn main() {
-    println!("Hello, world!");
+
+  let text = "Hello, world! How are you?";
+  // let mut count = 1;
+  // let textlength = text.len();
+  let mut wordlist: Vec<String> = vec![];
+  let mut word = String::new();
+
+
+  // Loop through characters directly
+  for c in text.chars() {
+    if c != ' ' {  // Use char, not string
+      word.push(c);  // push works with char
+    } else {
+      println!("word {word}");
+      wordlist.push(word.clone());
+      word.clear();
+    }
+  }
+
+
+
+
+  println!("{:?}", wordlist);  // Works
+
+
+
+
+
+
+
+
+
+  // // loop over each character in text
+  // while count > textlength {
+  //   let start_index = count - 1;
+  //   let char = text.substring(start_index, count);
+    
+  //   if char != " " {
+  //     word.push_str(char);
+  //   }
+
+
+
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+  
+
+
+    
+
 }
+
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