Added rust code

src/utilities/checks.rs

@@ -0,0 +1,24 @@
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Deserialize, Serialize)]
+struct Checks {
+}
+
+impl Checks {
+    // TODO: Implement
+    pub fn is_number(val: &String) -> bool {
+        return false;
+    }
+
+    // TODO: Implement
+    pub fn item_in_container(container: &Vec<String>, item: &String,
+        func: fn(a: &String, b: &String) -> String) -> String {
+        return String::from("");
+    }
+
+    // TODO: Implement
+    pub fn item_iter_in_container(container: &Vec<String>, item: &String,
+        func: fn(a: &String, b: &String) -> String) -> String {
+        return String::from("");
+    }
+}

src/utilities/conversions.rs

@@ -0,0 +1,19 @@
+use serde::{Deserialize, Serialize};
+
+#[derive(Debug, Deserialize, Serialize)]
+struct Conversions {
+}
+
+impl Conversions {
+    // TODO: Implement
+    pub fn to_lower_char(val: &mut String) {
+    }
+
+    // TODO: Implement
+    pub fn initialize_values(&self) {
+    }
+
+    // TODO: Implement
+    pub fn print_value(&self, val: i32) {
+    }
+}