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Merge branch 'master' into br-hello-two-fer
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‎config.json

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{
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"language": "Racket",
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"active": true,
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"blurb": "",
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"exercises": [
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{
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"slug": "hello-world",
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"core": false,
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"difficulty": 1,
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"slug": "hello-world",
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"topics": [
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"string"
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],
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"uuid": "27ffc2d2-e950-40a1-90fa-a1f3eec4fd36"
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},
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{
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"slug": "list-ops",
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{
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{
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"slug": "accumulate",
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"deprecated": true
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}
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],
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"foregone": [],

‎config/maintainers.json

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"docs_url": "https://github.com/exercism/docs/blob/master/maintaining-a-track/maintainer-configuration.md",
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"maintainers": [
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{
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"alumnus": false,
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"avatar_url": null,
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"bio": null,
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"github_username": "zenspider",
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"alumnus": false,
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"show_on_website": false,
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"name": null,
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"link_text": null,
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"link_url": null,
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"bio": null
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},
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{
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"github_username": "arguello",
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"alumnus": false,
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"link_text": null,
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},
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"github_username": "yurrriq",
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"bio": null
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}
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]
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}
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}

‎docs/LEARNING.md

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* [Continue: Web Applications in Racket](http://docs.racket-lang.org/continue/index.html)
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* [More: Systems Programming with Racket](http://docs.racket-lang.org/more/index.html)
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* [How to Design Programs](http://htdp.org/), by Matthias Felleisen, Robert Bruce Findler, Matthew Flatt, and Shiriam Krishnamurthi
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* [The Little Schemer](http://mitpress.mit.edu/books/little-schemer), by Daniel P. Friedman and Matthias Felleisen
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* [The Little Schemer](http://mitpress.mit.edu/books/little-schemer-fourth-edition), by Daniel P. Friedman and Matthias Felleisen

‎exercises/difference-of-squares/difference-of-squares-test.rkt

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(test-suite
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(test-eqv? "square-of-sums-to-5" (square-of-sums 5) 225)
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(test-eqv? "square-of-sum-to-5" (square-of-sum 5) 225)
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(test-eqv? "sum-of-squares-to-5" (sum-of-squares 5) 55)
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(test-eqv? "difference of-sums-to-5" (difference 5) 170)
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(test-eqv? "square-of-sums-to-10" (square-of-sums 10) 3025)
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(test-eqv? "difference-of-squares-to-5" (difference 5) 170)
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(test-eqv? "square-of-sum-to-10" (square-of-sum 10) 3025)
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(test-eqv? "sum-of-squares-to-10" (sum-of-squares 10) 385)
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(test-eqv? "difference of-sums-to-10" (difference 10) 2640)
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(test-eqv? "square-of-sums-to-100" (square-of-sums 100) 25502500)
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(test-eqv? "difference-of-squares-to-10" (difference 10) 2640)
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(test-eqv? "square-of-sum-to-100" (square-of-sum 100) 25502500)
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(test-eqv? "sum-of-squares-to-100" (sum-of-squares 100) 338350)
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(test-eqv? "difference of-sums-to-100" (difference 100) 25164150)))
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(test-eqv? "difference-of-squares-to-100" (difference 100) 25164150)))
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(run-tests suite))

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