Search found 4 matches
- Mon Oct 28, 2013 6:15 am
- Forum: Homework
- Topic: pumpkin-problem
- Replies: 0
- Views: 8248
pumpkin-problem
Hello everyone, for school i have to make a function that hangs pumpkins (= lampion in the code) on a horizontal line we already have a few functions in place : (define (lampion r l) (vc-append (filled-rectangle 2 l) (pumpkin r))) which makes a pumpkin on a vertical line (define (rijg-aan-draad lamp...
- Sun Oct 13, 2013 7:16 am
- Forum: Homework
- Topic: i dont understand this code
- Replies: 1
- Views: 6675
i dont understand this code
hy everyone, for homework i had to make a faculty function that used multiplication. so i made this : (define (fac a) (if (= a 1) 1 (* a (fac (- a 1))))) and it works, but the solution gave this : (define (fac n) (product (lambda (x) x) 1 (lambda (x) (+ x 1)) n)) and i dont understand what happens h...
- Fri Oct 11, 2013 3:12 am
- Forum: Homework
- Topic: error i am not able to correct
- Replies: 3
- Views: 9717
Re: error i am not able to correct
thanks perfect answer
- Thu Oct 10, 2013 6:57 am
- Forum: Homework
- Topic: error i am not able to correct
- Replies: 3
- Views: 9717
error i am not able to correct
Hello everyone, i am in my first year of computer programming and we are working with drracket, scheme for now. One of the tasks was to create a program to could display a certain character an "n" amount of times. as such : >(display-n c 5) ccccc here is my code : (define display-n (lambda...