Merge pull request #384 from dubchoi/main

Swap exercises w/ week3 to match the syllabus.

Author: dubchoi

exercises/H-array-literals/README.md

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+/*
+    while loops can be useful when you want to execute some code as long as some condition is true.    
+
+    Using a while loop, complete the function below so it logs (using console.log) the first n even numbers as a comma-seperated string.
+    The list of numbers should start with 0. n is being passed in as a parameter.
+*/
+
+function evenNumbers(n) {
+    // TODO
+}
+
+evenNumbers(3); // should output 0,2,4
+evenNumbers(0); // should output nothing
+evenNumbers(10); // should output 0,2,4,6,8,10,12,14,16,18

exercises/H-array-literals/exercise.js

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+/*
+    for loops can be useful when we already know exactly how many times we want to loop.
+
+    Change the while loop below into a for loop.
+*/
+
+
+// Change the below code to use a for loop instead of a while loop.
+let i = 0;
+while(i < 26) {
+    console.log(String.fromCharCode(97 + i));
+    i++;
+}
+// The output shouldn't change.

exercises/H-while-loop/exercise.js

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+/*
+    A for-of loop is a easy and way of looping through the elements of an array, string or any other "iterable object" (think sequence of elements).    
+*/
+
+// TODO Use a for-of loop to capitalise and output each letter in the string seperately.
+let str = "codeyourfuture";