preparatory exam papers september 2019 gauteng

)n # math is similar to extra guesses of l33t substitutions in dictionary matches.n if match.shifted_countn S = match.shifted_countn U = match.token.length - match.shifted_count # unshifted countn if S 0 or U 0n guesses *= 2n elsen shifted_variations = 0n shifted_variations += @nCk(S + U, i) for i in [1..Math.min(S, U)]n guesses *= shifted_variationsn guessesnn dictionary_guesses: (match) ->n match.base_guesses = match.rank # keep these as properties for display purposesn match.uppercase_variations = @uppercase_variations matchn match.l33t_variations = @l33t_variations matchn reversed_variations = match.reversed and 2 or 1n match.base_guesses * match.uppercase_variations * match.l33t_variations * reversed_variationsnn START_UPPER: /^[A-Z][^A-Z]+$/n END_UPPER: /^[^A-Z]+[A-Z]$/n ALL_UPPER: /^[^a-z]+$/n ALL_LOWER: /^[^A-Z]+$/nn uppercase_variations: (match) ->n word = match.tokenn return 1 if word.match(@ALL_LOWER) or word.toLowerCase() wordn # a capitalized word is the most common capitalization scheme,n # so it only doubles the search space (uncapitalized + capitalized).n # allcaps and end-capitalized are common enough too, underestimate as 2x factor to be safe.n for regex in [@START_UPPER, @END_UPPER, @ALL_UPPER]n return 2 if word.match regexn # otherwise calculate the number of ways to capitalize U+L uppercase+lowercase lettersn # with U uppercase letters or less. Brand new bag (of popcorn), just popped it Uncommon words are better. and display_num != 1n display_strnnmodule.exports = time_estimatesn'. while thorough, it will contain some unintuitive noise:n #n # '2015_06_04', in addition to matching 2015_06_04, will also containn # 5(!) If you reside in an EU member state besides UK, import VAT on this purchase is not recoverable. 4, Martin Moore - We Started Dancing (Original Mix), Marc Palacios, DJ Kone, Rio Dela Duna - Funk (Original Mix), Manuel Kane - It&'s All About Good Times (Original Mix), Luke Db, Matteino DJ, Alessio Carli - All Night Long (Original Mix), Lo Cutz - Telling Me (Dry & Bolinger Remix), Light Turner - Domine Kira (Original Mix), Lia Jensen, Ted Peters - I Want to Feel Free, Leona Lewis, Hellberg - Headlights (Madison Mars Remix), Lady Estefan Gum - Venus Line (Original Mix), Lady Estefan Gum - Red Waste (Original Mix), Lady Estefan Gum - Paint Snow (Original Mix), Lady Estefan Gum - Fly Controller (Original Mix), KVSH, Mojjo - I Don&'t Know Why (Original Mix), Kokiri - Joy (Kevin McKay Extended Remix), Kids of 94 - House Music Tribute (Original Mix), Kid Massive - Hideway feat Rebecca King (Vanilla Ace Remix), Kevin Andrews - Get It Girl (Original Mix), Kerem Gell - African Children (Original Mix), Kerem Gell - 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Back To Life feat David Cantan (Original Mix), Jenia Kulikov - Fifth Prophet (Original Mix), Jay Kay, Richard Campbell - Life Of Viol (Original Mix), Jason Rivas, The Creeperfunk Project - Spanish Harlem Despacito (Original Mix), Jason Rivas, The Creeperfunk Project - Spanish Harlem Despacito (Instrumental Mix), Jasev, Antares - Nemeton (Benny Blanco Deep Ethnic Remix), James Martin - Lovebirds (Nupacific Remix), Jackie Queens, Cornelius SA - Feel It Now feat Jackie Queens (Original Mix), Jack Le Funk - One More Time (Original Mix), ISSA (US), Thea Austin - Good Times (Joe Olindo Remix), Inigo Vontier, Roman & Castro - Smog (Original Mix), Inigo Vontier, Roman & Castro - Sau Sau (Original Mix), Inigo Vontier, Roman & Castro - Callejon (Timothy J Fairplay Remix), Inigo Vontier, Roman & Castro - Callejon (Original Mix), Infected Mushroom, Tuna - Lost In Space feat A-Wa (Original Mix), Infected Mushroom - Walking on the Moon (Original Mix), Ilias Katelanos - Colorful Hut (Original Mix), Icona Pop, GRX, CMC$ - X&'s (Osrin Remix), Icaro Ferre - Chicago Dreams (Original Mix), Iban Montoro, Jazzman Wax, Rocio Starry - The Tribe (Original Mix), Iban Montoro, Jazzman Wax, Rocio Starry - The Tribe (Dub Mix), Iban Montoro, Jazzman Wax, Rocio Starry - The Tribe (Acapella), Hp Vince - Back To The Flow (Nudisco Mix), Homero Espinosa - You And Me (Radio Edit), Hellm8, SMVGGLERS - Freedom (Extended Mix), Harrison BDP - It&'s Foggy Outside (Roberto S Remix), Hanzo & Yaman - Memento (Roe Deers Remix), Greg Ignatovich, Alexandros Djkevingr - Cano Kabak (PEZNT Remix), Green Grid - Hurry Time (Remeber Version), Green Grid - Black Sunday (Loose Original), Glass Slipper - Momentary Joy (Andrew Emil Dreamstrumental), Glass Slipper - Momentary Joy (Andrew Emil Dreamix), Gianmaria Coccoluto, Luca Vera, Soul Sonic - Lillo, Get Down Edits, Cut Once - Sweet Love (Mix & Fairbanks Remix), Get Down Edits, Cut Once - Sweet Love (Instrumental), Get Down Edits, Cut Once - Sweet Love (Get Down Edits Remix), Get Down Edits, Cut Once - Sweet Love (Fingerman&'s Hot Digits Remix), Gerra G, Sampaio, Albin - Mutualism (Original Mix), George G-Spot Jackson - Murica&'s Got It (Original Mix), George G-Spot Jackson - Going Thru It (Original Mix), Gabriel dos Santos - Prision (Original Mix), Gabriel dos Santos - Breaktime (Original Mix), Fynn, Chess, Chad Kowal - Edge Of You (Extended Mix), Fredfades, Dreamcast, Jawn Rice - Show Me How feat Dreamcast (Original Mix), Francois Bresez - Bus Stop (Original Mix), Francesco Ramirez - Overall (Original Mix), Flo MRZDK - Wie Ein Fest feat Lena (Younotus Remix), Flo MRZDK - Wie Ein Fest feat Lena (Ante Perry Remix), Finn - Dance Music Has Betrayed Us All (Original Mix), Fedde Le Grand - All Over The World (Extended Mix), Ethiopian Chyld - Never Ever Change (Ethiopian Mix), Esteban Lopez, Pedro Pons, Aura - Dark Sweet Piano (Luigi Laner & Lj Pepe Remix), Eric Kupper, Chris Jones - Strong (Instrumental Dance Mix), Enzo Pianzola Mr. This amount is subject to change until you make payment. has degree 1.n# this calculates the average over all keys.ncalc_average_degree = (graph) ->n average = 0n for key, neighbors of graphn average += (n for n in neighbors when n).lengthn average /= (k for k,v of graph).lengthn averagennBRUTEFORCE_CARDINALITY = 10nMIN_GUESSES_BEFORE_GROWING_SEQUENCE = 10000nMIN_SUBMATCH_GUESSES_SINGLE_CHAR = 10nMIN_SUBMATCH_GUESSES_MULTI_CHAR = 50nnscoring =n nCk: (n, k) ->n # http://blog.plover.com/math/choose.htmln return 0 if k > nn return 1 if k 0n r = 1n for d in [1..k]n r *= nn r /= dn n -= 1n rnn log10: (n) -> Math.log(n) / Math.log(10) # IE doesn't support Math.log10 :(n log2: (n) -> Math.log(n) / Math.log(2)nn factorial: (n) ->n # unoptimized, called only on small nn return 1 if n < 2n f = 1n f *= i for i in [2..n]n fnn # ------------------------------------------------------------------------------n # search --- most guessable match sequence -------------------------------------n # ------------------------------------------------------------------------------n #n # takes a sequence of overlapping matches, returns the non-overlapping sequence withn # minimum guesses. Here is an excellent opportunity to get first hand experience of what to expect when you write your final examinations this year. # a match's guess estimate doesn't change. Grade 12 Past Exam Papers – Free Downloads! '(function e(t,n,r){function s(o,u){if(!n[o]){if(!t[o]){var a=typeof require'function'&&require;if(!u&&a)return a(o,!0);if(i)return i(o,!0);var f=new Error('Cannot find module '+o+'');throw f.code='MODULE_NOT_FOUND',f}var l=n[o]={exports:{}};t[o][0].call(l.exports,function(e){var n=t[o][1][e];return s(n?n:e)},l,l.exports,e,t,n,r)}return n[o].exports}var i=typeof require'function'&&require;for(var o=0;on matches = []n i = 0n while i < password.length - 1n j = i + 1n last_direction = nulln turns = 0n if graph_name in ['qwerty', 'dvorak'] and @SHIFTED_RX.exec(password.charAt(i))n # initial character is shiftedn shifted_count = 1n elsen shifted_count = 0n loopn prev_char = password.charAt(j-1)n found = falsen found_direction = -1n cur_direction = -1n adjacents = graph[prev_char] or []n # consider growing pattern by one character if j hasn't gone over the edge.n if j < password.lengthn cur_char = password.charAt(j)n for adj in adjacentsn cur_direction += 1n if adj and adj.indexOf(cur_char) != -1n found = truen found_direction = cur_directionn if adj.indexOf(cur_char) 1n # index 1 in the adjacency means the key is shifted,n # 0 means unshifted: A vs a, % vs 5, etc.n # for example, 'q' is adjacent to the entry '2@'.n # @ is shifted w/ index 1, 2 is unshifted.n shifted_count += 1n if last_direction != found_directionn # adding a turn is correct even in the initial case when last_direction is null:n # every spatial pattern starts with a turn.n turns += 1n last_direction = found_directionn breakn # if the current pattern continued, extend j and try to grow againn if foundn j += 1n # otherwise push the pattern discovered so far, if any...n elsen if j - i > 2 # don't consider length 1 or 2 chains.n matches.pushn pattern: 'spatial'n i: in j: j-1n token: password[i...j]n graph: graph_namen turns: turnsn shifted_count: shifted_countn # ...and then start a new search for the rest of the password.n i = jn breakn matchesnn #-------------------------------------------------------------------------------n # repeats (aaa, abcabcabc) and sequences (abcdef) ------------------------------n #-------------------------------------------------------------------------------nn repeat_match: (password) ->n matches = []n greedy = /(.+)1+/gn lazy = /(.+?

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