add day 3

1 files changed, 32 insertions, 0 deletions

diff --git a/3.jq b/3.jq
new file mode 100644
index 0000000..7317c71
--- /dev/null
+++ b/3.jq
@@ -0,0 +1,32 @@
+# jq --raw-input --slurp -f 3.jq <3-input.txt
+
+def p1(i):
+  [
+    i |
+    scan("(mul\\(\\d+,\\d+\\))") |
+    .[] |
+    match("(\\d+),(\\d+)") |
+    (.captures[0].string|tonumber) * (.captures[1].string|tonumber)
+  ] | add;
+
+def p2(i):
+  [
+    i |
+    gsub("\n"; "") |
+    splits("do\\(\\)") |
+    gsub("don't\\(\\).*"; "") |
+    scan("(mul\\(\\d+,\\d+\\))") |
+    .[] |
+    match("(\\d+),(\\d+)") |
+    (.captures[0].string|tonumber) * (.captures[1].string|tonumber)
+  ] | add;
+
+[
+  "puzzle 1: \(. as $input | p1($input))",
+  "puzzle 2: \(. as $input | p2($input))"
+] | .[]
+
+# [
+#   "puzzle 1: 164730528",
+#   "puzzle 2: 70478672"
+# ]