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+
+//Question 1: Clean the room function: 
+//given an input of [1,2,4,591,392,391,2,5,10,2,1,1,1,20,20],
+//make a function that organizes these into individual array that is ordered. 
+// For example answer(ArrayFromAbove) should return: [[1,1,1,1],[2,2,2], 4,5,10,[20,20], 391, 392,591]. 
+
+let input = [1, 2, 4, 591, 392, 391, 2, 5, 10, 2, 1, 1, 1, 20, 20];
+
+const cleanUp = ((array) => {
+  let sortedInput = array.sort((a, b) => a - b);
+  const result = [];
+
+  for (let i = 0; i < sortedInput.length; i++) {
+    let j = i + 1;
+    while (sortedInput[j] === sortedInput[i]) {
+      j++;
+    }
+
+    if (j - i > 1) {
+      result.push(sortedInput.slice(i, j));
+    } else {
+      result.push(sortedInput[i]);
+    }
+
+    i = j - 1;
+  }
+
+  return result;
+});
+
+cleanUp(input);
+
+
+// Question 2: Write a javascript function that takes an array of numbers and a target number.
+// The function should find two different numbers in the array that, when added together,
+// give the target number. For example: answer([1,2,3], 4)should return [1,3]
+
+let numberArray = [1, 2, 3, 4, 5, 6];
+
+let addition = ((array, num) => {
+  let target = num;
+  let answer = [];
+
+  for (let i = 0; i < array.length; i++) {
+
+    for (let k = i + 1; k < array.length; k++) {
+
+      if (k !== i && array[k] + array[i] === target) {
+        answer.push([array[i], array[k]]);
+
+      }
+    }
+  }
+
+  if (answer.length === 0) {
+    console.log("Sorry, can't reach target with those numbers: " + array);
+  } else {
+    return answer;
+  }
+});
+
+addition(numberArray, 12);
+
+// Question 3: Write a function that converts HEX to RGB. Then Make that function
+// auto-dect the formats so that if you enter HEX color format it returns RGB and
+// if you enter RGB color format it returns HEX.
+
+//eg. E06910 => (224, 105, 16)
+
+const convertColor = (color) => {
+  if (typeof color === 'string' && color.startsWith('#')) {
+    // HEX to RGB conversion
+    color = color.replace('#', '');
+    if (!/^[0-9A-Fa-f]{6}$/.test(color)) {
+      return null;
+    }
+    let r = parseInt(color.substring(0, 2), 16);
+    let g = parseInt(color.substring(2, 4), 16);
+    let b = parseInt(color.substring(4, 6), 16);
+    return `rgb(${r}, ${g}, ${b})`;
+  } else if (typeof color === 'string' && color.startsWith('rgb')) {
+    // RGB to HEX conversion
+    const rgbMatch = color.match(/\d+/g);
+    if (rgbMatch === null || rgbMatch.length !== 3) {
+      return null;
+    }
+    let r = parseInt(rgbMatch[0]);
+    let g = parseInt(rgbMatch[1]);
+    let b = parseInt(rgbMatch[2]);
+    if (isNaN(r) || isNaN(g) || isNaN(b) || r < 0 || r > 255 || g < 0 || g > 255 || b < 0 || b > 255) {
+      return null;
+    }
+    return `#${r.toString(16).padStart(2, '0')}${g.toString(16).padStart(2, '0')}${b.toString(16).padStart(2, '0')}`;
+  } else {
+    return null;
+  }
+};