diff --git a/README.md b/README.md
index 4fed924..7951758 100644
--- a/README.md
+++ b/README.md
@@ -1 +1,13 @@
-# Git Lab 1
+# Kunal Singh
+
+**RESOURCES**
+
+* 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
\ No newline at end of file
diff --git a/gitignore b/gitignore
new file mode 100644
index 0000000..e69de29
diff --git a/program1.js b/program1.js
new file mode 100644
index 0000000..6fdc627
--- /dev/null
+++ b/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();
diff --git a/program2.py b/program2.py
new file mode 100644
index 0000000..7e01e8d
--- /dev/null
+++ b/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()
diff --git a/program3.html b/program3.html
new file mode 100644
index 0000000..e425cd2
--- /dev/null
+++ b/program3.html
@@ -0,0 +1,22 @@
+
+
+
+
+ Program 3
+
+
+
+
+
+
+
+
diff --git a/styles.css b/styles.css
new file mode 100644
index 0000000..cc1261a
--- /dev/null
+++ b/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 */
+}