Data commit

Task/Middle-three-digits/Jq/middle-three-digits-1.jq

@@ -0,0 +1,10 @@
+def middle3:
+  if . <  0 then -. else . end
+  | tostring as $s
+  | ($s | length) as $n
+  | if $n<3 or ($n % 2) == 0 then "invalid length: \($n)"
+    else (($n - 1) / 2) as $n |  $s[$n - 1 : $n + 2]
+    end ;
+
+(123, 12345, 1234567, 987654321, 10001, -10001, -123, -100, 100, -12345, 1, 2, -1, -10, 2002, -2002, 0)
+  | "\(.) => \( .|middle3 )"

Task/Middle-three-digits/Jq/middle-three-digits-2.jq

@@ -0,0 +1,18 @@
+ $ jq -r -n -f Middle_three_digits.jq
+123 => 123
+12345 => 234
+1234567 => 345
+987654321 => 654
+10001 => 000
+-10001 => 000
+-123 => 123
+-100 => 100
+100 => 100
+-12345 => 234
+1 => invalid length: 1
+2 => invalid length: 1
+-1 => invalid length: 1
+-10 => invalid length: 2
+2002 => invalid length: 4
+-2002 => invalid length: 4
+0 => invalid length: 1