دستورالعملها
متن ترانهی آهنگ «I Know an Old Lady Who Swallowed a Fly» را تولید کنید.
میتوانید متن ترانه را کپی و پیست کنید یا آن را از یک فایل بخوانید، اما اگر با نگاه الگوریتمی به آن بپردازید، این مسئله بسیار جذابتر میشود.
این یک ترانهی تجمعی با منشأ ناشناخته است.
این یکی از چندین گونهی رایج است.
I know an old lady who swallowed a fly.
I don't know why she swallowed the fly. Perhaps she'll die.
I know an old lady who swallowed a spider.
It wriggled and jiggled and tickled inside her.
She swallowed the spider to catch the fly.
I don't know why she swallowed the fly. Perhaps she'll die.
I know an old lady who swallowed a bird.
How absurd to swallow a bird!
She swallowed the bird to catch the spider that wriggled and jiggled and tickled inside her.
She swallowed the spider to catch the fly.
I don't know why she swallowed the fly. Perhaps she'll die.
I know an old lady who swallowed a cat.
Imagine that, to swallow a cat!
She swallowed the cat to catch the bird.
She swallowed the bird to catch the spider that wriggled and jiggled and tickled inside her.
She swallowed the spider to catch the fly.
I don't know why she swallowed the fly. Perhaps she'll die.
I know an old lady who swallowed a dog.
What a hog, to swallow a dog!
She swallowed the dog to catch the cat.
She swallowed the cat to catch the bird.
She swallowed the bird to catch the spider that wriggled and jiggled and tickled inside her.
She swallowed the spider to catch the fly.
I don't know why she swallowed the fly. Perhaps she'll die.
I know an old lady who swallowed a goat.
Just opened her throat and swallowed a goat!
She swallowed the goat to catch the dog.
She swallowed the dog to catch the cat.
She swallowed the cat to catch the bird.
She swallowed the bird to catch the spider that wriggled and jiggled and tickled inside her.
She swallowed the spider to catch the fly.
I don't know why she swallowed the fly. Perhaps she'll die.
I know an old lady who swallowed a cow.
I don't know how she swallowed a cow!
She swallowed the cow to catch the goat.
She swallowed the goat to catch the dog.
She swallowed the dog to catch the cat.
She swallowed the cat to catch the bird.
She swallowed the bird to catch the spider that wriggled and jiggled and tickled inside her.
She swallowed the spider to catch the fly.
I don't know why she swallowed the fly. Perhaps she'll die.
I know an old lady who swallowed a horse.
She's dead, of course!
نکات خاص Factor
این واژه را پیادهسازی کنید:
food-chain ( start end -- lines )
start و end شمارهی بندها هستند (از 1 برای مگس تا 8 برای اسب) و هر دو سر بازه هم شامل میشوند. بندهای درخواستشده را بهصورت دنبالهای از رشتهها برگردانید، یعنی یک رشته برای هر سطر آهنگ.
وقتی بیش از یک بند درخواست میشود، بندهای پشتسرهم را با یک رشتهی خالی ("") از هم جدا کنید تا هنگام نمایش، بینشان یک خط خالی بیفتد. بعد از بند آخر، خط خالی اضافی نمیآید.
1 2 food-chain .
! => {
! "I know an old lady who swallowed a fly."
! "I don't know why she swallowed the fly. Perhaps she'll die."
! ""
! "I know an old lady who swallowed a spider."
! "It wriggled and jiggled and tickled inside her."
! "She swallowed the spider to catch the fly."
! "I don't know why she swallowed the fly. Perhaps she'll die."
! }
