day 03 small fix

1 files changed, 4 insertions, 5 deletions

diff --git a/2022/day-03/day-03.ipynb b/2022/day-03/day-03.ipynb
index 4d5e5b4..27b8086 100644
--- a/2022/day-03/day-03.ipynb
+++ b/2022/day-03/day-03.ipynb
@@ -11,7 +11,7 @@
     "\n",
     "**Part 2.** Each group of three elves is carrying exactly one item in common.  What's the total priority value of those common items?\n",
     "\n",
-    "To ease the conversion between strings, lists and sets I bring in some utility functions from `relation`, and I also bring in one utility function for part 2 from `algorithms`. "
+    "To ease the conversion between strings, lists and sets I bring in some utility functions from `relation`. "
    ]
   },
   {
@@ -27,8 +27,7 @@
     "(require racket\n",
     "         advent-of-code\n",
     "         threading\n",
-    "         (only-in relation ->list ->set ->char)\n",
-    "         (only-in algorithms chunks-of))\n"
+    "         (only-in relation ->list ->set ->char))\n"
    ]
   },
   {
@@ -111,7 +110,7 @@
    "source": [
     "##### Part 2\n",
     "\n",
-    "Now we need to take three rucksacks at a time and find the common item they all share.  The procedure is simpler than Part 1's, especially with the `chunks-of` function that automatically forms groups of three."
+    "Now we need to take three rucksacks at a time and find the common item they all share.  The procedure is simpler than Part 1's, especially with the `in-slice` function that automatically forms groups of three."
    ]
   },
   {
@@ -138,7 +137,7 @@
     }
    ],
    "source": [
-    "(for/sum ([bags (in-list (chunks-of raw-inventory 3))])\n",
+    "(for/sum ([bags (in-slice 3 raw-inventory)])\n",
     "         (~>> bags (map ->set) (apply set-intersect) set-first (hash-ref priority)))\n"
    ]
   }