Problem 9

README.md

@@ -1 +1,13 @@
-# Git Lab 1
+# Kunal Singh
+
+<ins>**RESOURCES**</ins>
+
+* https://www.freecodecamp.org/news/what-is-git-and-how-to-use-it-c341b049ae61/
+
+* https://moez-62905.medium.com/the-ultimate-guide-to-command-line-arguments-in-python-scripts-61c49c90e0b3#:~:text=In%20Python%2C%20command%2Dline%20arguments,arguments%20passed%20to%20the%20script.
+
+* https://www.scaler.com/topics/isalpha-in-python/
+
+* https://github.com/tchapi/markdown-cheatsheet/blob/master/README.md
+
+* https://webtuu.com/blog/04/a-laymans-introduction-to-git

program1.js

@@ -0,0 +1,86 @@
+const args = process.argv.slice(2);
+
+function parseAmount(amountStr) {
+    let errorMessage = [];
+
+    if (!amountStr.startsWith("$")) {
+        errorMessage.push("ERROR: The string must begin with a $");
+        return [null, errorMessage.join("\n")];
+    }
+
+    if (amountStr.length < 4 || amountStr[1] === '.') {
+        errorMessage.push("ERROR: The string must include a dollar amount");
+        return [null, errorMessage.join("\n")];
+    }
+
+    let amountWithoutDollarSign = amountStr.substring(1);
+    let [dollars, cents] = amountWithoutDollarSign.split(".");
+    let dollarsInt = parseInt(dollars, 10);
+    let centsInt = parseInt(cents, 10);
+
+    if (isNaN(dollarsInt) || dollars === "") {
+        errorMessage.push("ERROR: The string must include a dollar amount");
+        return [null, errorMessage.join("\n")];
+    }
+    if (dollarsInt < 0 || dollarsInt > 100 || centsInt < 0 || centsInt > 99) {
+        errorMessage.push("ERROR: Dollar amount must be between 0 and 100, and cents between 0 and 99");
+        return [null, errorMessage.join("\n")];
+    }
+
+    return [{ dollars: dollarsInt, cents: centsInt }, null];
+}
+
+function calculateDenominations(dollars, cents) {
+    let denominations = [];
+
+    if (dollars > 0) {
+        denominations.push(`${dollars} dollar${dollars > 1 ? 's' : ''}`);
+    }
+
+    let coins = [
+        { name: "quarter", value: 25 },
+        { name: "dime", value: 10 },
+        { name: "nickel", value: 5 },
+        { name: "penny", value: 1 }
+    ];
+
+    for (let i = 0; i < coins.length; i++) {
+        let coin = coins[i];
+        let count = Math.floor(cents / coin.value);
+        cents %= coin.value;
+
+        if (count > 0) {
+            let name = coin.name === "penny" && count > 1 ? "pennies" : coin.name + (count > 1 && coin.name !== "penny" ? 's' : '');
+            denominations.push(`${count} ${name}`);
+        }
+    }
+
+    return denominations;
+}
+
+function main() {
+    if (args.length !== 1) {
+        console.log("ERROR: Incorrect number of arguments provided.");
+        console.log("Usage: node program1.js '$X.YZ'");
+        return;
+    }
+
+    let [amount, error] = parseAmount(args[0]);
+
+    if (error) {
+        console.log(error);
+        return;
+    }
+
+    let denominations = calculateDenominations(amount.dollars, amount.cents);
+
+    if (denominations.length > 0) {
+        for (let i = 0; i < denominations.length; i++) {
+            console.log(denominations[i]);
+        }
+    } else {
+        console.log("No money specified.");
+    }
+}
+
+main();

program2.py

@@ -0,0 +1,51 @@
+import sys
+
+def find_duplicates(strings):
+    word_count = {}
+    for word in strings:
+        #converts word to lowercase for case-insensitive comparison
+        word_lower = word.lower()
+        if word_lower in word_count:
+            #updates the count if the word is already seen
+            word_count[word_lower][1] += 1
+        else:
+            #stores the word with its original case and a count of 1
+            word_count[word_lower] = [word, 1]
+
+    #filters the dictionary to only include words with count > 1
+    duplicates = [original[0] for original in word_count.values() if original[1] > 1]
+    return duplicates
+
+#function to split a string into words
+def split_words(arg):
+    words = []
+    word = ""
+    for char in arg:
+        if char.isalpha():
+            word += char
+        elif word:
+            words.append(word)
+            word = ""
+    if word:
+        words.append(word)
+    return words
+
+def main():
+    if len(sys.argv) < 2:
+        print("ERROR: You must provide at least one string")
+        return
+
+    words = []
+    for arg in sys.argv[1:]:
+        #split each argument into words using the split_words function
+        words.extend(split_words(arg))
+
+    duplicates = find_duplicates(words)
+
+    if duplicates:
+        for word in duplicates:
+            print(word)
+    else:
+        print("No duplicates found.")
+
+main()

program3.html

@@ -0,0 +1,22 @@
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Program 3</title>
+    <link rel="stylesheet" href="styles.css">
+</head>
+<body>
+    <div class="container">
+        <form class="form">
+            <h2>User Login</h2>
+            <label for="username">Username:</label>
+            <input type="text" id="username" name="username" required>
+            <label for="password">Password:</label>
+            <input type="password" id="password" name="password" required>
+            <label for="fav-color">Favorite Color:</label>
+            <input type="color" id="fav-color" name="fav-color" required>
+            <button type="submit">Submit</button>
+        </form>
+    </div>
+</body>
+</html>

styles.css

@@ -0,0 +1,48 @@
+body {
+    margin: 0;
+    padding: 0;
+    background-color: #346094; /* ncssm blue screen background*/
+    color: black; /* text color white */
+    font-family: Arial, sans-serif;
+}
+
+.container {
+    display: flex;
+    justify-content: center;
+    align-items: center;
+    height: 100vh;
+}
+
+.form {
+    width: 80%;
+    height: 70%;
+    background-color: #8a8a8d; /* ncssm grey form background*/
+    padding: 20px;
+    border-radius: 10px;
+}
+
+label {
+    display: block;
+    margin-bottom: 10px;
+}
+
+input[type="text"],
+input[type="password"],
+input[type="color"],
+button {
+    width: 100%;
+    padding: 10px;
+    margin-bottom: 20px;
+    border: none;
+    border-radius: 5px;
+}
+
+button {
+    background-color: blue; /* button background color blue */
+    color: white;
+    cursor: pointer;
+}
+
+button:hover {
+    background-color: navy; /* button hover color navy */
+}