1st part

data.js

@@ -0,0 +1 @@
+module.exports = grades

index.js

@@ -29,19 +29,40 @@
             - Use 2 distinct student names
 
  */
+let grades =[{assignmentName: "week01", studentName: "James", score: 10},
+            {assignmentName: "week02", studentName: "paul", score: 20},
+            {assignmentName: "week03", studentName: "James", score: 30}
+,           {assignmentName: "week04", studentName: "Mathieu", score:40},
+            {assignmentName: "week05", studentName: "paul", score: 50}]
+
+//console.log({grade}) 
+
+  //let { grades } = require(`./data/grades`)
 
- /**
-
+            /**
+co
     Looping using your preferred looping syntax and updating a shared variable
 
     2) Loop through the grades data using a for loop.
         Update `gradeTotal` so it increases value for each item in the array
 
  */
- const gradeTotal = 0
-
+ let gradeTotal = 0
+ 
 
+ for (let i= 0; i < grades.length; i++ ) {
+
+
+   gradeTotal += grades[i].score
+ }
+ console.log({gradeTotal})
+ gradeTotal = grades.reduce( (total, grade)=> {
+     console.log(total, grade)
+     return total
+ }, 0)
  /**
+  * 
+  * 
 
     Using reduce