problem 60 initialization complete

Author: developer-shourav

problem60/problem.md

@@ -0,0 +1,38 @@
+
+## Problme 60:
+
+```
+const studentData = [
+  {
+    class: 10,
+    details: [
+      {
+        studentId: "1",
+        gradingDetails: [{ grade: "A" }],
+      },
+      {
+        studentId: "2",
+        gradingDetails: [{ grade: "B" }],
+      },
+    ],
+  },
+  {
+    class: 11,
+    details: [
+      {
+        studentId: 3,
+        gradingDetails: [{ grade: "B" }],
+      },
+      {
+        studentId: 4,
+        gradingDetails: [{ grade: "D" }],
+      },
+    ],
+  },
+];
+
+```
+
+## Display `B` `D`
+
+problem getting source: https://drive.google.com/file/d/1oRju8zbVD3O3oyntU0gPfW9-bp8R11lk/view

problem60/problem60.js

@@ -0,0 +1,30 @@
+const studentData = [
+  {
+    class: 10,
+    details: [
+      {
+        studentId: "1",
+        gradingDetails: [{ grade: "A" }],
+      },
+      {
+        studentId: "2",
+        gradingDetails: [{ grade: "B" }],
+      },
+    ],
+  },
+  {
+    class: 11,
+    details: [
+      {
+        studentId: 3,
+        gradingDetails: [{ grade: "B" }],
+      },
+      {
+        studentId: 4,
+        gradingDetails: [{ grade: "D" }],
+      },
+    ],
+  },
+];
+
+/* ===========Display B D =========== */