put it in a separate file

src/about_variables.rs

@@ -1,5 +1,4 @@
-use title;
+use helpers::*;
-use verify;
 
 // Variables in Rust are defined using the "let" keyword. Like this:
 

src/macros.rs

@@ -1,37 +0,0 @@
-#[macro_export]
-macro_rules! title {
-    ($str:expr) => {
-        println!("{} {}", ansi_term::Color::Yellow.bold().paint("RUN"), $str);
-    }
-}
-
-#[macro_export]
-macro_rules! verify {
-    ($left:expr, $right:expr) => {
-        use ansi_term::Color::{Green, Red};
-
-        if $left == $right {
-            println!("{} {} == {}", Green.bold().paint("PASS"), $left, $right);
-        } else {
-            print!("{}", Red.bold().paint("FAIL"));
-            println!(" You submitted {}, but that's not correct!", $left);
-            println!("     Please correct your code to make this test pass!");
-        }
-    };
-}
-
-#[macro_export]
-macro_rules! verify_easy {
-    ($str:expr, $left:expr, $right:expr) => {
-        use ansi_term::Color::{Green, Red};
-
-        if $left == $right {
-            println!("{} {}", Green.bold().paint("PASS"), $str);
-        } else {
-            println!("{} {}", Red.bold().paint("FAIL"), $str);
-            println!("\tExpected: {}", $right);
-            println!("\tGot: {}", $left);
-            println!("\tPlease correct your code to make this test pass!");
-        }
-    };
-}

src/main.rs

@@ -2,41 +2,10 @@
 extern crate quicli;
 extern crate ansi_term;
 
-use ansi_term::Color::{Green, Red, Yellow};
+use ansi_term::Color::Yellow;
 use quicli::prelude::*;
-use std::fmt::Display;
-
-pub fn verify<T: PartialEq + Display>(left: T, right: T) {
-    if left == right {
-        println!("{} {} == {}", Green.bold().paint("PASS"), left, right);
-    } else {
-        println!(
-            "{} You submitted {}, but that's not correct!",
-            Red.bold().paint("FAIL"),
-            left
-        );
-        println!("     Please correct your code to make this test pass!");
-    }
-}
-
-pub fn verify_easy<T: PartialEq + Display>(left: T, right: T) {
-    if left == right {
-        println!("{} {} == {}", Green.bold().paint("PASS"), left, right);
-    } else {
-        println!(
-            "{} You submitted {}, but that's not correct!",
-            Red.bold().paint("FAIL"),
-            left
-        );
-        println!("     Expected: {}", right);
-        println!("     Please correct your code to make this test pass!");
-    }
-}
-
-pub fn title(s: &str) {
-    println!("{} {}", Yellow.bold().paint("RUN"), s);
-}
 
+mod helpers;
 mod about_variables;
 
 #[derive(Debug, StructOpt)]