diff --git a/src/day3/typescript/main.ts b/src/day3/typescript/main.ts
new file mode 100644
index 0000000..594bedd
--- /dev/null
+++ b/src/day3/typescript/main.ts
@@ -0,0 +1,42 @@
+import {readFileSync} from 'node:fs';
+
+const input: string[] = readFileSync('src/day3/input.txt', 'utf8').split('\n');
+
+(() => { // Part A
+	// Create a virtual grid, x:140 and y will expand as needed.
+	// We'll read each line of input for numbers and symbols, mapping their coordinates to the grid.
+	const grid: string[][] = [];
+	for (const line of input) {
+		const row = line.split('');
+		grid.push(row);
+	}
+
+	for (const y of grid) {
+		const coloredStringArray: string[] = [];
+		for (const x of y) {
+			if (Number(x) || x === '0') {
+				// Check behind and above you for any numbers.
+				const behind = y[y.indexOf(x) - 1];
+				if (Number(behind) || behind === '0') {
+					// Color yourself yellow.
+					coloredStringArray.push('\u001B[33m' + x + '\u001B[0m');
+				} else {
+					// Color yourself red.
+					coloredStringArray.push('\u001B[31m' + x + '\u001B[0m');
+				}
+			} else if (x === '.') {
+				coloredStringArray.push('\u001B[37m' + x + '\u001B[0m');
+			} else {
+				coloredStringArray.push(x);
+			}
+		}
+
+		const coloredString = coloredStringArray.join('');
+		console.log(coloredString);
+	}
+	// Answer:
+})();
+
+(() => { // Part B
+	// Answer:
+})();