diff --git a/2021/Flynn b/2021/Flynn
index 5779bbc..1460c35 160000
--- a/2021/Flynn
+++ b/2021/Flynn
@@ -1 +1 @@
-Subproject commit 5779bbc966d77d4fc2208ba8b88c74f627c8a4f2
+Subproject commit 1460c35eb139a88671622e25c538483971464378
diff --git a/2021/beardhatcode b/2021/beardhatcode
index e335a0d..84d0d57 160000
--- a/2021/beardhatcode
+++ b/2021/beardhatcode
@@ -1 +1 @@
-Subproject commit e335a0d960e1c37701399d1f5aac1ce9d71850c0
+Subproject commit 84d0d577cd0343ea5fab32374bbdbbfc3c9fd8b4
diff --git a/2021/benchmark b/2021/benchmark
index 0136111..5067492 100755
--- a/2021/benchmark
+++ b/2021/benchmark
@@ -1,5 +1,5 @@
 #!/bin/sh
-day="$(printf '%02d' "$1")"
+day="$(printf '%02d' "${1##0}")"
 part="$2"
 inputfile="$PWD/../inputs/$day.txt"
 
diff --git a/2021/ninewise b/2021/ninewise
index 9c8cd8e..e058039 160000
--- a/2021/ninewise
+++ b/2021/ninewise
@@ -1 +1 @@
-Subproject commit 9c8cd8e7a9501831061586e3da213bb5f28d28b9
+Subproject commit e058039f35b99efa16a151906c0ea18816084ad6