reorganized the directories

projects/string_demo/Cargo.toml

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

projects/string_demo/src/main.rs

@@ -0,0 +1,11 @@
+fn main() {
+    let s = "नमस्ते";
+
+    for c in s.chars() {
+        println!("{}", c);
+    }
+
+    for b in s.bytes() {
+        println!("{}", b);
+    }
+}