lesson2

nodeJS/Learning/01/index.js

@@ -337,3 +337,50 @@ bread1.bake()
 
 //Import
 //import {greet} from "./greet.js";
+
+const chalk = require('chalk')
+
+console.log(chalk.red('Hello World!'))
+
+//Extra exercise
+
+//printPyramid(5)
+
+// Expected output
+// 1
+// 1 2
+// 1 2 3
+// 1 2 3 4
+// 1 2 3 4 5
+
+
+const printPyramid = (n) => {
+    for (let i = 1; i <= n; i++) {
+        let row = '';
+        for (let j = 1; j <= i; j++) {
+            row += j + ' ';
+        }
+       console.log(row);
+    }
+}
+
+printPyramid(10)
+
+// fibonacci(8) // Expected output: 0 1 1 2 3 5 8 13
+
+const fibonacci = (n) => {
+    let i = 0;
+    let j = 1;
+
+    console.log(i);
+    console.log(j);
+
+    for (let count = 2; count < n; count++) {
+        let next = i + j;
+        console.log(next);
+        i = j;
+        j = next;
+    }
+};
+
+fibonacci(8)