From 7544a6b71e6d81878a84583298c9be75b4d4e275 Mon Sep 17 00:00:00 2001
From: Baelyk <b43lyk@gmail.com>
Date: Sun, 18 Mar 2018 10:35:53 -0500
Subject: [PATCH 1/2] Remove variables that start with an underscore

Resolves #476

Removed the underscore and included the variable in the `unimplemented!()` macro to get around unused variable warnings.
---
 exercises/diffie-hellman/src/lib.rs | 14 +++++++-------
 exercises/isbn-verifier/src/lib.rs  |  6 +++---
 exercises/series/src/lib.rs         |  6 +++---
 3 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/exercises/diffie-hellman/src/lib.rs b/exercises/diffie-hellman/src/lib.rs
index e95ee54f1..709b205be 100644
--- a/exercises/diffie-hellman/src/lib.rs
+++ b/exercises/diffie-hellman/src/lib.rs
@@ -1,11 +1,11 @@
-pub fn private_key(_p: u64) -> u64 {
-    unimplemented!()
+pub fn private_key(p: u64) -> u64 {
+    unimplemented!("Pick a private key greater than and less than {}", p)
 }
 
-pub fn public_key(_p: u64, _g: u64, _a: u64) -> u64 {
-    unimplemented!()
+pub fn public_key(p: u64, g: u64, a: u64) -> u64 {
+    unimplemented!("Calculate public key using prime numbers {} and {}, and private key {}", p, g, a)
 }
 
-pub fn secret(_p: u64, _b_pub: u64, _a: u64) -> u64 {
-    unimplemented!()
-}
+pub fn secret(p: u64, b_pub: u64, a: u64) -> u64 {
+    unimplemented!("Calculate secret key using prime number {}, public key {}, and private key {}", p, b_pub, a)
+}
\ No newline at end of file
diff --git a/exercises/isbn-verifier/src/lib.rs b/exercises/isbn-verifier/src/lib.rs
index b2b0ad73b..bd37674bd 100644
--- a/exercises/isbn-verifier/src/lib.rs
+++ b/exercises/isbn-verifier/src/lib.rs
@@ -1,4 +1,4 @@
 /// Determines whether the supplied string is a valid ISBN number
-pub fn is_valid_isbn(_isbn: &str) -> bool {
-    unimplemented!();
-}
+pub fn is_valid_isbn(isbn: &str) -> bool {
+    unimplemented!("Is {:?} a valid ISBN number?", isbn);
+}
\ No newline at end of file
diff --git a/exercises/series/src/lib.rs b/exercises/series/src/lib.rs
index 58427946d..1c4cbaba2 100644
--- a/exercises/series/src/lib.rs
+++ b/exercises/series/src/lib.rs
@@ -1,3 +1,3 @@
-pub fn series(_digits: &str, _len: usize) -> Vec<String> {
-    unimplemented!()
-}
+pub fn series(digits: &str, len: usize) -> Vec<String> {
+    unimplemented!("What are the series of length {} in string {:?}", len, digits)
+}
\ No newline at end of file

From fafa94cc6bbe6a1fb95bcd36c9b3ae2c17f6658d Mon Sep 17 00:00:00 2001
From: Baelyk <b43lyk@gmail.com>
Date: Mon, 19 Mar 2018 09:31:21 -0500
Subject: [PATCH 2/2] Fix newlines and typo

Added new lines in all three, and fixed a typo in diffie-hellman.
---
 exercises/diffie-hellman/src/lib.rs | 4 ++--
 exercises/isbn-verifier/src/lib.rs  | 2 +-
 exercises/series/src/lib.rs         | 2 +-
 3 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/exercises/diffie-hellman/src/lib.rs b/exercises/diffie-hellman/src/lib.rs
index 709b205be..dfda317b8 100644
--- a/exercises/diffie-hellman/src/lib.rs
+++ b/exercises/diffie-hellman/src/lib.rs
@@ -1,5 +1,5 @@
 pub fn private_key(p: u64) -> u64 {
-    unimplemented!("Pick a private key greater than and less than {}", p)
+    unimplemented!("Pick a private key greater than 1 and less than {}", p)
 }
 
 pub fn public_key(p: u64, g: u64, a: u64) -> u64 {
@@ -8,4 +8,4 @@ pub fn public_key(p: u64, g: u64, a: u64) -> u64 {
 
 pub fn secret(p: u64, b_pub: u64, a: u64) -> u64 {
     unimplemented!("Calculate secret key using prime number {}, public key {}, and private key {}", p, b_pub, a)
-}
\ No newline at end of file
+}
diff --git a/exercises/isbn-verifier/src/lib.rs b/exercises/isbn-verifier/src/lib.rs
index bd37674bd..f2f95029b 100644
--- a/exercises/isbn-verifier/src/lib.rs
+++ b/exercises/isbn-verifier/src/lib.rs
@@ -1,4 +1,4 @@
 /// Determines whether the supplied string is a valid ISBN number
 pub fn is_valid_isbn(isbn: &str) -> bool {
     unimplemented!("Is {:?} a valid ISBN number?", isbn);
-}
\ No newline at end of file
+}
diff --git a/exercises/series/src/lib.rs b/exercises/series/src/lib.rs
index 1c4cbaba2..8e2d7e690 100644
--- a/exercises/series/src/lib.rs
+++ b/exercises/series/src/lib.rs
@@ -1,3 +1,3 @@
 pub fn series(digits: &str, len: usize) -> Vec<String> {
     unimplemented!("What are the series of length {} in string {:?}", len, digits)
-}
\ No newline at end of file
+}