‹ First Steps · The method
Reverse Linked List
Reverse the list that starts at head, and return its new head.
Three trials
-
0 of 1 stars
1 · Recall
Fill single lines: a condition, an update, a return.
Worth 10 XP
-
0 of 1 stars
2 · Rebuild
Rebuild a block, most often a loop body.
Worth 20 XP
-
0 of 1 stars
3 · Write
Write the whole function body, with the tests as a net.
Worth 40 XP