Update all new Tasks

Task/State-name-puzzle/Racket/state-name-puzzle-1.rkt

@@ -0,0 +1,30 @@
+#lang racket
+(define states
+  (list->set
+   (map string-downcase
+        '("Alabama" "Alaska" "Arizona" "Arkansas"
+          "California" "Colorado" "Connecticut"
+          "Delaware"
+          "Florida" "Georgia" "Hawaii"
+          "Idaho" "Illinois" "Indiana" "Iowa"
+          "Kansas" "Kentucky" "Louisiana"
+          "Maine" "Maryland" "Massachusetts" "Michigan"
+          "Minnesota" "Mississippi" "Missouri" "Montana"
+          "Nebraska""Nevada" "New Hampshire" "New Jersey"
+          "New Mexico" "New York" "North Carolina" "North Dakota"
+          "Ohio" "Oklahoma" "Oregon"
+          "Pennsylvania" "Rhode Island"
+          "South Carolina" "South Dakota" "Tennessee" "Texas"
+          "Utah" "Vermont" "Virginia"
+          "Washington" "West Virginia" "Wisconsin" "Wyoming"
+          ; "New Kory" "Wen Kory" "York New" "Kory New" "New Kory"
+          ))))
+
+(define (canon s t)
+  (sort (append (string->list s) (string->list t)) char<? ))
+
+(define seen (make-hash))
+(for* ([s1 states] [s2 states] #:when (string<? s1 s2))
+  (define c (canon s1 s2))
+  (cond [(hash-ref seen c (λ() (hash-set! seen c (list s1 s2)) #f))
+         => (λ(states) (displayln (~v states (list s1 s2))))]))

Task/State-name-puzzle/Racket/state-name-puzzle-2.rkt

@@ -0,0 +1 @@
+'("north dakota" "south carolina") '("north carolina" "south dakota")