Wrote program for Day 57

README.md

@@ -103,7 +103,7 @@ We encourage you to share your progress and ask questions in the Discussions sec
 | 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_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 #57       | [Magic Sigil Generator](https://github.com/LiveGray/100-Days-Of-Rust/tree/main/Week-09/Day-57_Magic-Sigil-Generator)                 | :white_check_mark:      |
 | 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:      |
 | Day #60       | [A Game Of Threes](https://github.com/LiveGray/100-Days-Of-Rust/tree/main/Week-09/Day-60_A-Game-Of-Thrones)                      | :white_large_square:      |

Week-09/Day-57_Magic-Sigil-Generator/day57/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "day57"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]

Week-09/Day-57_Magic-Sigil-Generator/day57/src/lib.rs

@@ -0,0 +1,20 @@
+use std::collections::HashMap;
+
+pub fn sigilize(desire: &str) -> String {
+    let vowels = ['A', 'E', 'I', 'O', 'U'];
+    let mut found = HashMap::new();
+    let mut result = String::new();
+    for ch in desire
+        .to_uppercase()
+        .split_whitespace()
+        .collect::<String>()
+        .chars()
+        .rev()
+    {
+        if !vowels.iter().any(|c| *c == ch) && !found.contains_key(&ch) {
+            result.push(ch);
+            found.entry(ch).or_insert(());
+        }
+    }
+    result.chars().rev().collect()
+}

Week-09/Day-57_Magic-Sigil-Generator/day57/src/main.rs

@@ -0,0 +1,11 @@
+use std::io::{self, Write};
+
+use day57::sigilize;
+
+fn main() {
+    print!("Enter your desire: ");
+    io::stdout().flush().unwrap();
+    let mut desire = String::new();
+    io::stdin().read_line(&mut desire).unwrap();
+    println!("Sigilized desire: {}", sigilize(desire.trim()));
+}

Week-09/Day-57_Magic-Sigil-Generator/day57/tests/examples.rs

@@ -0,0 +1,29 @@
+/*
+sigilize("i am healthy") ➞ "MLTHY"
+
+sigilize("I FOUND MY SOULMATE") ➞ "FNDYSLMT"
+
+sigilize("I have a job I enjoy and it pays well") ➞ "HVBJNDTPYSWL"
+*/
+#[cfg(test)]
+mod examples {
+    use day57::sigilize;
+
+    #[test]
+    fn example1() {
+        assert_eq!(sigilize("i am healthy"), "MLTHY");
+    }
+
+    #[test]
+    fn example2() {
+        assert_eq!(sigilize("I FOUND MY SOULMATE"), "FNDYSLMT");
+    }
+
+    #[test]
+    fn example3() {
+        assert_eq!(
+            sigilize("I have a job I enjoy and it pays well"),
+            "HVBJNDTPYSWL"
+        );
+    }
+}