Ebtesam Ahmed | Module-JS2 | Week 1

week-1/fix/median.js

@@ -3,9 +3,15 @@
 // If you're in the week-1 directory, you can run npm test -- fix to run the tests in the fix directory
 
 function calculateMedian(list) {
-  const middleIndex = Math.floor(list.length / 2);
-  const median = list.splice(middleIndex, 1)[0];
-  return median;
+  const sortedList = [...list].sort((a, b) => a - b);
+
+  const middleIndex = Math.floor(sortedList.length / 2);
+
+  if (sortedList.length % 2 === 0) {
+    return (sortedList[middleIndex - 1] + sortedList[middleIndex]) / 2;
+  } else {
+    return sortedList[middleIndex];
+  }
 }
 
 module.exports = calculateMedian;

week-1/implement/dedupe.js

@@ -1 +1,9 @@
-function dedupe() {}
+function dedupe(numbers) {
+
+    return [ ...new Set(numbers)]
+
+
+
+}
+
+console.log(dedupe([1,1,13]));

week-1/implement/max.js

@@ -0,0 +1,24 @@
+// Fix this implementation
+// Start by running the tests for this function
+// If you're in the week-1 directory, you can run npm test -- fix to run the tests in the fix directory
+
+function calculateMedian(list) {
+
+  const sortedList = [...list].sort((a, b) => a - b);
+
+
+  const middleIndex = Math.floor(sortedList.length / 2);
+
+
+  if (sortedList.length % 2 === 0) {
+
+    return (sortedList[middleIndex - 1] + sortedList[middleIndex]) / 2;
+  } else {
+
+    return sortedList[middleIndex];
+  }
+}
+
+module.exports = calculateMedian;
+
+

week-1/implement/sum.js

@@ -0,0 +1,12 @@
+function sum (numbers){
+    let total = 0;
+for ( let i = 0; i < numbers.length; i++ ){
+    if ( typeof numbers[i] === "number"){
+        total += numbers[i];
+    }
+}
+
+return total
+}
+
+console.log(sum([6,8,8,"w"]))

week-1/refactor/find.js

@@ -1,10 +1,13 @@
 // Refactor the implementation of find to use a for...of loop
 
 function find(list, target) {
-  for (let index = 0; index < list.length; index++) {
-    const element = list[index];
+
+
+
+  for ( const element of list) {
+
     if (element === target) {
-      return index;
+      return indexof(element);
     }
   }
   return -1;