From 22bf0a9d519fbcbd17317a6344aaed9c07ab11c4 Mon Sep 17 00:00:00 2001
From: Mariano Riefolo <rfmariano@protonmail.com>
Date: Thu, 19 Sep 2024 08:42:30 +0200
Subject: [PATCH] Wrote program for Day 56

---
 README.md                                     |  2 +-
 .../Day-56_Convert-To-Hex/day56/Cargo.toml    |  6 +++++
 .../Day-56_Convert-To-Hex/day56/src/lib.rs    | 11 ++++++++
 .../Day-56_Convert-To-Hex/day56/src/main.rs   | 12 +++++++++
 .../day56/tests/examples.rs                   | 27 +++++++++++++++++++
 5 files changed, 57 insertions(+), 1 deletion(-)
 create mode 100644 Week-08/Day-56_Convert-To-Hex/day56/Cargo.toml
 create mode 100644 Week-08/Day-56_Convert-To-Hex/day56/src/lib.rs
 create mode 100644 Week-08/Day-56_Convert-To-Hex/day56/src/main.rs
 create mode 100644 Week-08/Day-56_Convert-To-Hex/day56/tests/examples.rs

diff --git a/README.md b/README.md
index 751502f..f53b2f3 100644
--- a/README.md
+++ b/README.md
@@ -102,7 +102,7 @@ We encourage you to share your progress and ask questions in the Discussions sec
 | Day #53       | [Javelin Parabolic Throw](https://github.com/LiveGray/100-Days-Of-Rust/tree/main/Week-08/Day-53_Javelin-Parabolic-Throw)               | :white_check_mark:      |
 | Day #54       | [RGB To Hex Color Convertor](https://github.com/LiveGray/100-Days-Of-Rust/tree/main/Week-08/Day-54_RGB-To-Hex-Color-Converter)            | :white_check_mark:      |
 | Day #55       | [Filter Repeating Character Strings](https://github.com/LiveGray/100-Days-Of-Rust/tree/main/Week-08/Day-55_Filter_Repeating-Character-Strings)    | :white_check_mark:      |
-| Day #56       | [Convert To Hex](https://github.com/LiveGray/100-Days-Of-Rust/tree/main/Week-08/Day-56_Convert-To-Hex)                        | :white_large_square:      |
+| Day #56       | [Convert To Hex](https://github.com/LiveGray/100-Days-Of-Rust/tree/main/Week-08/Day-56_Convert-To-Hex)                        | :white_check_mark:      |
 | Day #57       | [Magic Sigil Generator](https://github.com/LiveGray/100-Days-Of-Rust/tree/main/Week-09/Day-57_Magic-Sigil-Generator)                 | :white_large_square:      |
 | Day #58       | [Create A Dice Roller](https://github.com/LiveGray/100-Days-Of-Rust/tree/main/Week-09/Day-58_Create-A-Dice-Roller)                  | :white_large_square:      |
 | Day #59       | [Perfectly Balanced](https://github.com/LiveGray/100-Days-Of-Rust/tree/main/Week-09/Day-59_Perfectly-Balanced)                    | :white_large_square:      |
diff --git a/Week-08/Day-56_Convert-To-Hex/day56/Cargo.toml b/Week-08/Day-56_Convert-To-Hex/day56/Cargo.toml
new file mode 100644
index 0000000..86a05f7
--- /dev/null
+++ b/Week-08/Day-56_Convert-To-Hex/day56/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "day56"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
diff --git a/Week-08/Day-56_Convert-To-Hex/day56/src/lib.rs b/Week-08/Day-56_Convert-To-Hex/day56/src/lib.rs
new file mode 100644
index 0000000..1ac3cb9
--- /dev/null
+++ b/Week-08/Day-56_Convert-To-Hex/day56/src/lib.rs
@@ -0,0 +1,11 @@
+use std::fmt::Write;
+
+pub fn to_hex(text: &str) -> String {
+    text.chars()
+        .fold(String::new(), |mut output, b| {
+            let _ = write!(&mut output, "{:02x} ", b as u8);
+            output
+        })
+        .trim()
+        .to_owned()
+}
diff --git a/Week-08/Day-56_Convert-To-Hex/day56/src/main.rs b/Week-08/Day-56_Convert-To-Hex/day56/src/main.rs
new file mode 100644
index 0000000..f646ee8
--- /dev/null
+++ b/Week-08/Day-56_Convert-To-Hex/day56/src/main.rs
@@ -0,0 +1,12 @@
+use std::io::{self, Write};
+
+use day56::to_hex;
+
+fn main() {
+    print!("Enter a string: ");
+    io::stdout().flush().unwrap();
+    let mut buffer = String::new();
+    io::stdin().read_line(&mut buffer).unwrap();
+    let text = buffer.trim();
+    println!("Hexadecimal representation: {}", to_hex(text));
+}
diff --git a/Week-08/Day-56_Convert-To-Hex/day56/tests/examples.rs b/Week-08/Day-56_Convert-To-Hex/day56/tests/examples.rs
new file mode 100644
index 0000000..2f39ca1
--- /dev/null
+++ b/Week-08/Day-56_Convert-To-Hex/day56/tests/examples.rs
@@ -0,0 +1,27 @@
+/*
+toHex("hello world") ➞ "68 65 6c 6c 6f 20 77 6f 72 6c 64"
+
+toHex("Big Boi") ➞ "42 69 67 20 42 6f 69"
+
+toHex("Marty Poppinson") ➞ "4d 61 72 74 79 20 50 6f 70 70 69 6e 73 6f 6e"
+*/
+#[cfg(test)]
+mod examples {
+    use day56::to_hex;
+
+    #[test]
+    fn test_1() {
+        assert_eq!(to_hex("hello world"), "68 65 6c 6c 6f 20 77 6f 72 6c 64");
+    }
+    #[test]
+    fn test_2() {
+        assert_eq!(to_hex("Big Boi"), "42 69 67 20 42 6f 69");
+    }
+    #[test]
+    fn test_3() {
+        assert_eq!(
+            to_hex("Marty Poppinson"),
+            "4d 61 72 74 79 20 50 6f 70 70 69 6e 73 6f 6e"
+        );
+    }
+}