Ali Haider Khan

src/advanced/advanced.js

@@ -3,23 +3,23 @@ const nums = [1, 10, 3, 9, 4, 8, 5, 7, 6, 2, -5, -2, -4, -9] // eslint-disable-l
 // 1. Use a for loop to set the variable hasTen to true if the array contains the value 10
 // note: use a break statement to exit the loop early if the value is found
 // to prove you have done this, set the variable indexOfTen to the iteration index when you find 10
-let hasTen = false
-let indexOfTen = -1
+const hasTen = false
+const indexOfTen = -1
 
 // 2. Use a for loop to count how many numbers in the array are divisible by 3
-let divisibleByThreeCount = 0
+const divisibleByThreeCount = 0
 
 // 3. use a for loop to find the average of the numbers in the array
-let average = 0
+const average = 0
 
 // 4. use a for loop to find the largest number in the array
-let largest = 0
+const largest = 0
 
 // 5. use a for loop to find the smallest number in the array
-let smallest = 100000
+const smallest = 100000
 
 // 6. find the median of the numbers in the array
-let median = 0
+const median = 0
 
 module.exports = {
   hasTen,

src/example.js

@@ -17,3 +17,5 @@ module.exports = {
   a: nums,
   b: nums3
 }
+
+// done

src/extensions/nested-loops.js

@@ -17,12 +17,34 @@ const deepThree = []
 // Your code here
 // }
 
+for (let i = 1; i < 11; i++) {
+  simpleOne.push(i)
+}
+
 // 2. Using nested for loops, add arrays to 'nestedOne' where each array has n copies of the outer 'loop index'
 //    eg [[1],[2,2],...]
 
+for (let i = 1; i < 11; i++) {
+  const innerarray = []
+  for (let j = 0; j < i; j++) {
+    innerarray.push(i)
+  }
+  nestedOne.push(innerarray)
+}
+
 // 3. As 2, but each array should contain the values from the outer 'loop index' to 1 inclusive. Update array 'nestedTwo'
 //    eg [[1],[2,1],...]
 
+for (let i = 1; i < 11; i++) {
+  const innerarray = []
+  for (let j = i; j >= 1; j--) {
+    innerarray.push(j)
+  }
+  nestedTwo.push(innerarray)
+}
+
+console.log(nestedTwo)
+
 // 4. As 2, but each array should contain arrays from 1 to the outer 'loop index' with the value of the outer 'loop index'. Update array 'deepOne'
 //    eg [[[1]],[[2],[2,2]],...]
 

src/for-loop-and-arrays.js

@@ -7,17 +7,46 @@ let word = '' // eslint-disable-line prefer-const
 
 // 1. Use a for loop to set the sum variable to the sum of all the values in nums
 
+for (let i = 0; i < nums.length; i++) {
+  sum += nums[i]
+}
+
+console.log(sum)
+
 // 2. Use a for loop to populate doubledNums with every value from nums array doubled (i.e [2, 6, 24, etc...])
 const doubledNums = []
 
+for (let i = 0; i < nums.length; i++) {
+  doubledNums[i] = nums[i] * 2
+}
+console.log(doubledNums)
+
 // 3. Use a for loop to set word variable equal to all the letters in the letters array combined as a single string
 
+for (let i = 0; i < letters.length; i++) {
+  word += letters[i]
+}
+
+console.log(word)
+
 // 4. Use a for loop to populate everySecondNum with every second number from the nums array
 const everySecondNum = []
 
+for (let i = 1; i < nums.length; i += 2) {
+  everySecondNum.push(nums[i])
+}
+
+console.log(everySecondNum)
+
 // 5. Use a for loop to populate numsReversed with the numbers from nums in reverse order
 const numsReversed = []
 
+for (let i = nums.length - 1; i >= 0; i--) {
+  numsReversed.push(nums[i])
+}
+
+console.log(numsReversed)
+
 // do not change below this line
 module.exports = {
   a: sum,

src/for-loop-basic.js

@@ -5,12 +5,36 @@ const countdown = []
 
 // TODO: 1. Write a for loop that adds the numbers 0 to 3 to the numsZeroToThree array
 
+for (let i = 0; i < 4; i++) {
+  numsZeroToThree.push(i)
+}
+
+console.log(numsZeroToThree)
+
 // TODO: 2. Write a for loop that adds the numbers 5 to 10 to the numsFiveToTen array
 
+for (let i = 5; i < 11; i++) {
+  numsFiveToTen.push(i)
+}
+
+console.log(numsFiveToTen)
+
 // TODO: 3. Write a for loop that adds all the even numbers between 0 and 6 (0, 2, 4, 6) to evenNums
 
+for (let i = 0; i < 7; i += 2) {
+  evenNums.push(i)
+}
+
+console.log(evenNums)
+
 // TODO: 4. Write a for loop that adds the numbers 3 to 0 (in that order) to the countdown array
 
+for (let i = 3; i > -1; i--) {
+  countdown.push(i)
+}
+
+console.log(countdown)
+
 // do not change below this line
 module.exports = {
   a: numsZeroToThree,