CodeYourFuture · GryRgrs · Aug 26, 2022 · Aug 27, 2022 · Sep 1, 2022 · Sep 2, 2022
diff --git a/.replit b/.replit
@@ -0,0 +1,75 @@
+
+hidden = [".config"]
+run = "npm run start"
+
+[[hints]]
+regex = "Error \\[ERR_REQUIRE_ESM\\]"
+message = "We see that you are using require(...) inside your code. We currently do not support this syntax. Please use 'import' instead when using external modules. (https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/import)"
+
+[nix]
+channel = "stable-21_11"
+
+[env]
+XDG_CONFIG_HOME = "/home/runner/.config"
+PATH = "/home/runner/$REPL_SLUG/.config/npm/node_global/bin:/home/runner/$REPL_SLUG/node_modules/.bin"
+npm_config_prefix = "/home/runner/$REPL_SLUG/.config/npm/node_global"
+
+[gitHubImport]
+requiredFiles = [".replit", "replit.nix", ".config"]
+
+[packager]
+language = "nodejs"
+
+  [packager.features]
+  packageSearch = true
+  guessImports = true
+  enabledForHosting = false
+
+[unitTest]
+language = "nodejs"
+
+[languages.javascript]
+pattern = "**/{*.js,*.jsx,*.ts,*.tsx}"
+
+  [languages.javascript.languageServer]
+  start = [ "typescript-language-server", "--stdio" ]
+
+[debugger]
+support = true
+
+  [debugger.interactive]
+  transport = "localhost:0"
+  startCommand = [ "dap-node" ]
+
+    [debugger.interactive.initializeMessage]
+    command = "initialize"
+    type = "request"
+
+      [debugger.interactive.initializeMessage.arguments]
+      clientID = "replit"
+      clientName = "replit.com"
+      columnsStartAt1 = true
+      linesStartAt1 = true
+      locale = "en-us"
+      pathFormat = "path"
+      supportsInvalidatedEvent = true
+      supportsProgressReporting = true
+      supportsRunInTerminalRequest = true
+      supportsVariablePaging = true
+      supportsVariableType = true
+
+    [debugger.interactive.launchMessage]
+    command = "launch"
+    type = "request"
+
+      [debugger.interactive.launchMessage.arguments]  
+      args = []
+      console = "externalTerminal"
+      cwd = "."
+      environment = []
+      pauseForSourceMap = false
+      program = "./index.js"
+      request = "launch"
+      sourceMaps = true
+      stopOnEntry = false
+      type = "pwa-node"
diff --git a/1-exercises/A-undefined/exercise.js b/1-exercises/A-undefined/exercise.js
@@ -12,25 +12,26 @@
 // Example 1
 let a;
 console.log(a);
-
+// a has not been assigned a value by the variable//
 
 // Example 2
 function sayHello() {
-    let message = "Hello";
+  let message = "Hello";
 }
+// 'message' is not the value assigned by the variable - sayHello is//
 
 let hello = sayHello();
 console.log(hello);
-
+// superfluous brackets at the end of the variable//
 
 // Example 3
 function sayHelloToUser(user) {
-    console.log(`Hello ${user}`);
+  console.log(`Hello ${user}`);
 }
-
 sayHelloToUser();
-
+//no need to console log and call the function at the same time - strange use of brackets - as if they are calling a function inside the console log//
 
 // Example 4
-let arr = [1,2,3];
+let arr = [1, 2, 3];
 console.log(arr[3]);
+// a return function would be more appropriate to call the array//
diff --git a/1-exercises/B-while-loop/exercise.js b/1-exercises/B-while-loop/exercise.js
@@ -5,10 +5,14 @@
     The list of numbers should start with 0. n is being passed in as a parameter.
 */
 
-function evenNumbers(n) {
-    // TODO
+let evenNumbers = 0;
+while (evenNumbers < 18) {
+console.log(evenNumbers);
+evenNumbers = evenNumbers + 2;
 }
 
+//GR - it's both telling me I've got part of it right and that evenNumbers is not a function - how can both be true?//
+
 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
diff --git a/1-exercises/C-while-loop-with-array/exercise.js b/1-exercises/C-while-loop-with-array/exercise.js
@@ -16,8 +16,14 @@ const BIRTHDAYS = [
     "November 15th"
 ];
 
-function findFirstJulyBDay(birthdays) {
-    // TODO
+function findFirstJulyBDay(BIRTHDAYS) 
+let i = 0;
+{ 
+while(i = findFirstJulyBDay.length) {
+if (BIRTHDAYS === "july 11th") {
+break;    
+} 
+}
 }
-
 console.log(findFirstJulyBDay(BIRTHDAYS)); // should output "July 11th"
+//GR - not sure what 'unexpected identifier' means - there is no red marking in node//
diff --git a/1-exercises/D-do-while/exercise.js b/1-exercises/D-do-while/exercise.js
@@ -7,9 +7,14 @@
 */
 
 function evenNumbersSum(n) {
-    // TODO
+let result = "";
+let i = 0;
+do {
+i = i + 1;
+result = evenNumbersSum + i;
+} while (i <= 90);
 }
-
+//not sure why 'undefined' message is coming up on tests//
 console.log(evenNumbersSum(3)); // should output 6
 console.log(evenNumbersSum(0)); // should output 0
 console.log(evenNumbersSum(10)); // should output 90
diff --git a/1-exercises/E-for-loop/exercise1.js b/1-exercises/E-for-loop/exercise1.js
@@ -6,9 +6,8 @@
 
 
 // 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++;
+
+for (i = 0; i < 26; i++) {
+console.log(String.fromCharCode(97 + i));
 }
 // The output shouldn't change.
diff --git a/1-exercises/E-for-loop/exercise2.js b/1-exercises/E-for-loop/exercise2.js
@@ -26,7 +26,11 @@ const AGES = [
     49
 ];
 
-// TODO - Write for loop code here
+WRITERS.forEach(WRITERS); {
+let sentence = "(WRITERS.name)is (AGES.num) years old"    
+console.log(sentence)
+};
+//GR - again, not sure about the error message I'm getting here - will come back to it//
 
 /*
 The output should look something like this:

diff --git a/1-exercises/F-for-of-loop/exercise.js b/1-exercises/F-for-of-loop/exercise.js
@@ -11,6 +11,12 @@ let tubeStations = [
     "Tottenham Court Road"
 ];
 
+const tubeStations = [Aldgate", "Baker Street", "Picadilly Circus", "Oxford Street", "Tottenham Court Road"];
+let text = " ";
+for (let x of tubeStations) {
+text += x;
+}
+//this seemed to work on the WS3 emulator - not working in VSCode// 
 
 // TODO Use a for-of loop to capitalise and output each letter in the string seperately.
 let str = "codeyourfuture";
diff --git a/2-mandatory/1-weather-report.js b/2-mandatory/1-weather-report.js
@@ -11,9 +11,15 @@
         - Hint: you can call the temperatureService function from your function
 */
 
-function getTemperatureReport(cities) {
-    // TODO
-}
+function getTemperatureReport(cities){
+let array = [] 
+let (i=cities)
+for (let i=0; i<cities.length; i++)    
+{
+console.log("The temperature in " + [i] + " is " + " degrees")    
+} 
+
+
 
 
 /* ======= TESTS - DO NOT MODIFY ===== */

diff --git a/2-mandatory/2-retrying-random-numbers.js b/2-mandatory/2-retrying-random-numbers.js
@@ -5,20 +5,30 @@
 
 // This function shouldn't be changed
 function generateRandomNumber() {
-    console.log("Generating number...");
-    return Math.round(Math.random() * 100);
+  console.log("Generating number...");
+  return Math.round(Math.random() * 100);
 }
 
 function getRandomNumberGreaterThan50() {
-    // TODO - implement using a do-while loop
+  let num = Math.floor(Math.random() * upper) + 1;
+  return num;
+  i = 0;
+  do {
+    i += 1;
+    if (i >= 50) {
+      break;
+    }
+    text += i + " ";
+  } while (i <= 50);
 }
+console.log(num);
 
 /* ======= TESTS - DO NOT MODIFY ===== */
 
 test("Returned value should always be greater than 50", () => {
-    expect(getRandomNumberGreaterThan50()).toBeGreaterThan(50);
-    expect(getRandomNumberGreaterThan50()).toBeGreaterThan(50);
-    expect(getRandomNumberGreaterThan50()).toBeGreaterThan(50);
-    expect(getRandomNumberGreaterThan50()).toBeGreaterThan(50);
-    expect(getRandomNumberGreaterThan50()).toBeGreaterThan(50);
+  expect(getRandomNumberGreaterThan50()).toBeGreaterThan(50);
+  expect(getRandomNumberGreaterThan50()).toBeGreaterThan(50);
+  expect(getRandomNumberGreaterThan50()).toBeGreaterThan(50);
+  expect(getRandomNumberGreaterThan50()).toBeGreaterThan(50);
+  expect(getRandomNumberGreaterThan50()).toBeGreaterThan(50);
 });
diff --git a/2-mandatory/3-financial-times.js b/2-mandatory/3-financial-times.js
@@ -4,8 +4,9 @@
     The home page of the web site has a headline section, which only has space for article titles which are 65 characters or less.
     Implement the function below, which will return a new array containing only article titles which will fit.
 */
+
 function potentialHeadlines(allArticleTitles) {
-    // TODO
+let allArticleTitles = []
 }
 
 /*
@@ -14,25 +15,27 @@ function potentialHeadlines(allArticleTitles) {
     (you can assume words will always be seperated by a space)
 */
 function titleWithFewestWords(allArticleTitles) {
-    // TODO
-}
+return math.min (titleWithFewestWords.length)
+} 
 
 /*
     The editor of the FT has realised that headlines which have numbers in them get more clicks!
     Implement the function below to return a new array containing all the headlines which contain a number.
     (Hint: remember that you can also loop through the characters of a string if you need to)
 */
 function headlinesWithNumbers(allArticleTitles) {
-    // TODO
-}
+let array.includes(number)  
+} return headlinesWithNumbers
 
 /*
     The Financial Times wants to understand what the average number of characters in an article title is.
     Implement the function below to return this number - rounded to the nearest integer.
 */
 function averageNumberOfCharacters(allArticleTitles) {
-    // TODO
-}
+let (i = 0; i < array.length; i++){
+return total+=array[i].length;
+   }
+  }
 
 
 

diff --git a/2-mandatory/4-stocks.js b/2-mandatory/4-stocks.js
@@ -34,7 +34,18 @@ const CLOSING_PRICES_LAST_5_DAYS_FOR_ALL_STOCKS = [
         Functions can help with this!
 */
 function getAveragePrices(closingPricesForAllStocks) {
-    // TODO
+array = [
+    [179.19, 180.33, 176.28, 175.64, 172.99], // AAPL
+    [340.69, 342.45, 334.69, 333.20, 327.29], // MSFT
+    [3384.44, 3393.39, 3421.37, 3420.74, 3408.34], // AMZN
+    [2951.88, 2958.13, 2938.33, 2928.30, 2869.45], // GOOGL
+    [1101.30, 1093.94, 1067.00, 1008.87, 938.53] // TSLA
+];{
+let total = array[0];
+for (var i = 1; i < array.length; i++) 
+    total = total / array[i];
+return total;    
+}
 }
 
 /*
@@ -48,7 +59,15 @@ function getAveragePrices(closingPricesForAllStocks) {
     The price change value should be rounded to 2 decimal places, and should be a number (not a string)
 */
 function getPriceChanges(closingPricesForAllStocks) {
-    // TODO
+array = [
+    [179.19, 180.33, 176.28, 175.64, 172.99], // AAPL
+    [340.69, 342.45, 334.69, 333.20, 327.29], // MSFT
+    [3384.44, 3393.39, 3421.37, 3420.74, 3408.34], // AMZN
+    [2951.88, 2958.13, 2938.33, 2928.30, 2869.45], // GOOGL
+    [1101.30, 1093.94, 1067.00, 1008.87, 938.53] // TSLA
+];{
+//GR - can't do this one!!
+}
 }
 
 /*
@@ -64,7 +83,16 @@ function getPriceChanges(closingPricesForAllStocks) {
     The price should be shown with exactly 2 decimal places.
 */
 function highestPriceDescriptions(closingPricesForAllStocks, stocks) {
-    // TODO
+array = [
+    [179.19, 180.33, 176.28, 175.64, 172.99], // AAPL
+    [340.69, 342.45, 334.69, 333.20, 327.29], // MSFT
+    [3384.44, 3393.39, 3421.37, 3420.74, 3408.34], // AMZN
+    [2951.88, 2958.13, 2938.33, 2928.30, 2869.45], // GOOGL
+    [1101.30, 1093.94, 1067.00, 1008.87, 938.53] // TSLA
+]
+{
+let highestPrice = array.reduce((max, min) => max.price > min.price ? max : min);
+}    
 }
 
 

diff --git a/replit.nix b/replit.nix
@@ -0,0 +1,8 @@
+{ pkgs }: {
+	deps = [
+		pkgs.nodejs-16_x
+        pkgs.nodePackages.typescript-language-server
+        pkgs.yarn
+        pkgs.replitPackages.jest
+	];
+}