day 1

d01/part1.awk

@@ -0,0 +1,4 @@
+# awk -f part1.awk < input | sort -n | tail -n 1
+# awk -f part1.awk < input | sort -n | tail -n 3 | sum0
+NF == 0 { print a; a = 0 }
+{ a+=$1 }