3 ms·

Would be the result of (where (cadr x)) still be ((a b c) d)? Is where basically tracking the most recent traversal?

• pg 7y ago
  (where (cadr x)) would be ((b c) a). where tells you what to set, and setting the cadr of (a b c) means setting the car of (b c).
  • akkartik 7y ago
    Ah, now it's crystal clear.