reto-5

retos/index.html

@@ -12,7 +12,8 @@
  <!-- <script src="reto-1.js"></script> -->
  <!-- <script src="reto-2.js"></script> -->
  <!-- <script src="reto-3.js"></script> -->
- <script src="reto-4.js"></script>
+ <!-- <script src="reto-4.js"></script> -->
+ <script src="reto-5.js"></script>
 </body>
 
 </html>

retos/reto-5.js

@@ -0,0 +1,27 @@
+/* eslint-disable no-useless-escape */
+/* eslint-disable space-before-function-paren */
+/* eslint-disable no-unused-vars */
+function cyberReindeer(road, time) {
+ const snapshots = [road]
+ let lastChar = '.'
+
+ for (let i = 1; i < time; i++) {
+ if (i === 5) road = road.replaceAll('|', '*')
+
+ const matches = road.match(/S[\*\.]/g)
+
+ if (matches) {
+ road = road.replace(matches[0], lastChar + 'S')
+ lastChar = matches[0][1]
+ }
+
+ snapshots.push(road)
+ }
+
+ return snapshots
+}
+
+const road = 'S..|...|..'
+const time = 10
+
+console.log(cyberReindeer(road, time))