Duzy commit ze smieciami

1 files changed, 0 insertions, 87 deletions

diff --git a/Semestr 2/racket/l14z22/solution.rkt b/Semestr 2/racket/l14z22/solution.rkt
deleted file mode 100644
index 480c772..0000000
--- a/Semestr 2/racket/l14z22/solution.rkt
+++ /dev/null
@@ -1,87 +0,0 @@
-#lang racket
-
-(require racklog)
-
-(provide solve)
-
-;; transpozycja tablicy zakodowanej jako lista list
-(define (transpose xss)
-  (cond [(null? xss) xss]
-        ((null? (car xss)) (transpose (cdr xss)))
-        [else (cons (map car xss)
-                    (transpose (map cdr xss)))]))
-
-;; procedura pomocnicza
-;; tworzy listę n-elementową zawierającą wyniki n-krotnego
-;; wywołania procedury f
-(define (repeat-fn n f)
-  (if (eq? 0 n) null
-      (cons (f) (repeat-fn (- n 1) f))))
-
-;; tworzy tablicę n na m elementów, zawierającą świeże
-;; zmienne logiczne
-(define (make-rect n m)
-  (repeat-fn m (lambda () (repeat-fn n _))))
-
-;; predykat binarny
-;; (%row-ok xs ys) oznacza, że xs opisuje wiersz (lub kolumnę) ys
-(define %row-ok
-  (%rel (xs ys zs n)
-        [(null null)]
-        [(xs (cons '_ ys))
-         (%row-ok xs ys)]
-        [((cons n xs) ys)
-         (%stars ys n)
-         (%cut-first-n ys zs n)
-         (%row-ok xs zs)]))
-
-
-(define %suffix
-  (%rel (xs ys x)
-        [(xs xs)]
-        [((cons x xs) ys)
-         (%suffix xs ys)]))
-
-(define %cut-first-n
-  (%rel (xs ys n yl)
-        [(xs xs 0)]
-        [(xs ys n)
-         (%suffix xs ys)
-         (%is #t (= (- (length xs) (length ys)) n))]))
-        
-
-;; usun n pierwszych elementow z xs
-(define (suffix xs n)
-  (if (= n 0)
-      xs
-      (suffix (cdr xs) (- n 1))))
-
-
-;; sprawdza czy pierwsze n elementów listy to gwiazdki (dokladnie n)
-(define %stars
-  (%rel (xs m n)
-        [(null 0)]
-        [((cons '_ xs) n)
-         (%is n 0)]
-        [((cons '* xs) n)
-         (%is m (- n 1))
-         (%stars xs m)]))
-
-(define %board-ok
-  (%rel (xss xs yss ys)
-        [(null null)]
-        [((cons xs xss) (cons ys yss))
-         (%row-ok xs ys)
-         (%board-ok xss yss)]))
-
-;; funkcja rozwiązująca zagadkę
-(define (solve rows cols)
-  (define board (make-rect (length cols) (length rows)))
-  (define tboard (transpose board))
-  (define ret (%which (xss) 
-                      (%= xss board)
-                      (%board-ok rows board)
-                      (%board-ok cols tboard)))
-  (and ret (cdar ret)))
-
-