Clean up challenge 1 for easier future use.

src/main.rs

@@ -1,20 +1,7 @@
 mod set1;
 
-use crate::set1::{base64_to_string, bytes_to_base64, to_bytes};
-
-fn test_set1() {
-    let input = to_bytes("49276d206b696c6c696e6720796f757220627261696e206c696b65206120706f69736f6e6f7573206d757368726f6f6d");
-    let expected = String::from("SSdtIGtpbGxpbmcgeW91ciBicmFpbiBsaWtlIGEgcG9pc29ub3VzIG11c2hyb29t");
-    match input {
-        Ok(bytes) => {
-            let output = base64_to_string(bytes_to_base64(bytes));
-            assert_eq!(output, expected);
-            println!("{:?}", output);
-        }
-        Err(e) => println!("Error: {:?}", e),
-    };
-}
+use crate::set1::challenge1;
 
 fn main() {
-    test_set1();
+    challenge1();
 }