finish 36

src/euler36/Cargo.toml

@@ -0,0 +1,8 @@
+[package]
+name = "euler36"
+version = "0.1.0"
+edition = "2021"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]

src/euler36/src/main.rs

@@ -0,0 +1,17 @@
+fn main() {
+    let mut result = 0;
+    for i in 1..1_000_000 {
+        if is_palindrome(i.to_string().as_str()) && is_palindrome(&dec_to_bin(i)) {
+            result += i;
+        }
+    }
+    println!("{result}");
+}
+
+fn is_palindrome(s: &str) -> bool {
+    s.chars().zip(s.chars().rev()).all(|(a, b)| a == b)
+}
+
+fn dec_to_bin(x: u32) -> String {
+    format!("{:b}", x)
+}