Rust: Add a palindrome checker and a max number finder

codes/Rust/is_palindrome.rs

@@ -0,0 +1,30 @@
+use std::io::{self, Write};
+
+fn main() {
+    print!("Input your string: ");
+    std::io::stdout().flush().expect("Failed to flush the console.");
+    let line = input();
+    let mut string = line.trim().to_string();
+    print!("Do you want the check to be case sensitive (Y for yes, anything else for no): ");
+    std::io::stdout().flush().expect("Failed to flush the console.");
+    let line = input();
+    let case_sensitive = line.trim().to_lowercase() == "y";
+    if !case_sensitive {
+        string = string.to_lowercase();
+    }
+    let characters = string.chars().collect::<Vec<char>>();
+    let characters_length = characters.len();
+    for i in 0..(characters_length + 1) / 2 {
+        if characters[i] != characters[characters_length - i - 1] {
+            println!("It is NOT a palindrome");
+            return;
+        }
+    }
+    println!("It is a palindrome");
+}
+
+fn input() -> String {
+    let mut line = String::new();
+    io::stdin().read_line(&mut line).expect("Failed to read input line");
+    line
+}

codes/Rust/max_number.rs

@@ -0,0 +1,19 @@
+use std::io::{self, Write};
+
+fn main() {
+    let mut numbers = vec![];
+    while numbers.is_empty() {
+        print!("Enter your numbers separated with spaces: ");
+        io::stdout().flush().expect("Failed to flush console.");
+        let line = input();
+        numbers = line.trim().split(' ').filter_map(|x| x.parse::<i32>().ok()).collect::<Vec<i32>>();        
+    }
+    let max_number = numbers.iter().max().expect("Failed to get the maximum number.");
+    println!("Maximum number from {:?} is {}", numbers, max_number);
+}
+
+fn input() -> String {
+    let mut line = String::new();
+    io::stdin().read_line(&mut line).expect("Failed to read input line");
+    line
+}