{"request":{"endpoint":"https://exercism.org/api/v2/tracks/kotlin/exercises/secret-handshake/community_solutions","query":{},"options":{"initial_data":{"results":[{"uuid":"ac8c45d1f21144b4a901dd5977455856","snippet":"object HandshakeCalculator { private infix fun Int.hasBitSet(bit: Int): Boolean = ((this shr bit) and 0x1) == 1 fun calculateHandshake(number: Int): List { return mutableListOf().apply { if (number hasBitSet 0) add(Signal.WINK) if (number hasBitSet 1) add(Signal.DOUBLE_BLINK) if (number hasBitSet 2) add(Signal.CLOSE_YOUR_EYES) if (number hasBitSet 3) add(Signal.JUMP) ","num_views":0,"num_stars":43,"num_comments":7,"representation_num_published_solutions":42,"num_iterations":2,"num_loc":12,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2018-07-13T10:01:29.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"GrahamLea"},"exercise":{"title":"Таємне 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calculateHandshake(number - 8) + listOf(Signal.JUMP) else if (number >= 4) calculateHandshake(number - 4) + listOf(Signal.CLOSE_YOUR_EYES) else if (number >= 2) calculateHandshake(number - 2) + listOf(Signal.DOUBLE_BLINK) ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":3,"num_iterations":2,"num_loc":16,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2023-01-26T17:03:17.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"ivanthoughtworks"},"exercise":{"title":"Таємне 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shr 1 } ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":3,"num_iterations":1,"num_loc":23,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2022-04-12T09:47:45.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"xingyuli"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/xingyuli","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"80225ec9304846ca8bb66e2e5fbd7c19","snippet":"object HandshakeCalculator { fun calculateHandshake(num: Int): List { return listOf(0b1, 0b10, 0b100, 0b1000) .filter { num and it == it } .map { signal(it) } .apply { return if (num and 0b10000 == 0b10000) reversed() else this } } private fun signal(bin: Int) = when (bin) { 0b1 -> Signal.WINK ","num_views":0,"num_stars":1,"num_comments":0,"representation_num_published_solutions":3,"num_iterations":3,"num_loc":15,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2019-07-23T06:09:39.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"uzilan"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/uzilan","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"cdbfd52cfdb24bfbac5c90bb333a843e","snippet":"object HandshakeCalculator { private val map: Map = mapOf( Signal.JUMP to 0b1000, Signal.CLOSE_YOUR_EYES to 0b0100, Signal.DOUBLE_BLINK to 0b0010, Signal.WINK to 0b0001) fun calculateHandshake(handshakeNumber: Int): List { return map.keys.toList().filter { numbersThatFit(it, handshakeNumber) }.run { reverse(handshakeNumber) } } ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":2,"num_iterations":3,"num_loc":14,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2019-05-11T20:38:01.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"rianniello"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/rianniello","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"00b0153bf79d4f64928ff174bf825e3f","snippet":"package HandshakeCalculator import Signal import Signal.* fun calculateHandshake(number: Int): List { val handshake = ArrayList() if (number.bitSet(0)) handshake.add(WINK) ","num_views":0,"num_stars":1,"num_comments":1,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":13,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2018-07-13T10:01:29.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"ihaworth"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/ihaworth","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"eef224910b2e4b45b29941abeb722b4d","snippet":"object HandshakeCalculator { fun calculateHandshake(number: Int): List { val actions = Signal.values().filter { number and (1 shl it.ordinal) != 0 } return if (number and 16 == 0) actions else actions.asReversed() } } ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":6,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2024-03-25T05:43:00.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"spingo"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/spingo","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"a72e92ddc3614b5c8b813d06b8faf0e0","snippet":"object HandshakeCalculator { fun calculateHandshake(number: Int): List { val signals = mutableListOf() if ((number and 0b00001) != 0) signals.add(Signal.WINK) if ((number and 0b00010) != 0) signals.add(Signal.DOUBLE_BLINK) if ((number and 0b00100) != 0) signals.add(Signal.CLOSE_YOUR_EYES) if ((number and 0b01000) != 0) signals.add(Signal.JUMP) if ((number and 0b10000) != 0) { ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":13,"iteration_status":"analyzing","published_iteration_head_tests_status":"passed","published_at":"2025-05-31T08:53:42.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"Ngoc-Trong2211"},"exercise":{"title":"Таємне 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}","num_views":0,"num_stars":4,"num_comments":1,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":6,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2018-07-13T10:01:29.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"giladwo"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/giladwo","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"a4fe246b45dc45c9968c8aea36130ee6","snippet":"object HandshakeCalculator { fun calculateHandshake(number: Int): List = if (number >= 16) calculateHandshake(number - 16).reversed() else if (number >= 8) calculateHandshake(number - 8) + listOf(Signal.JUMP) else if (number >= 4) calculateHandshake(number - 4) + listOf(Signal.CLOSE_YOUR_EYES) else if (number >= 2) calculateHandshake(number - 2) + listOf(Signal.DOUBLE_BLINK) ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":15,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2022-12-14T18:16:50.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"Halim63"},"exercise":{"title":"Таємне 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","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":15,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2022-02-09T16:20:24.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"DavidGarciaMoreno"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/DavidGarciaMoreno","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"91f74cbcf66641fea25de266651e2306","snippet":"object HandshakeCalculator { fun calculateHandshake(n: Int):List { val code = mutableListOf() Integer.toBinaryString(n).toList().asReversed().forEachIndexed{ index, char -> if (char.equals('1')) when (index) { 0 -> code.add(Signal.WINK) 1 -> code.add(Signal.DOUBLE_BLINK) 2 -> code.add(Signal.CLOSE_YOUR_EYES) 3 -> code.add(Signal.JUMP) 4 -> code.reverse() ","num_views":0,"num_stars":11,"num_comments":3,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":15,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2018-07-13T10:01:29.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"bvz"},"exercise":{"title":"Таємне 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","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":10,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2018-07-13T10:01:29.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"ehrt74"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/ehrt74","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"e504ad9232c24b80958cc36cc0976cdc","snippet":"object HandshakeCalculator { fun calculateHandshake(number: Int): List { val signals = mutableListOf() if (number and 1 == 1) signals.add(Signal.WINK) if (number and 2 == 2) signals.add(Signal.DOUBLE_BLINK) if (number and 4 == 4) signals.add(Signal.CLOSE_YOUR_EYES) if (number and 8 == 8) signals.add(Signal.JUMP) if (number and 16 == 16) signals.reverse() return signals } ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":11,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2023-06-13T02:03:25.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"mateuskuritza"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/mateuskuritza","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"7f8fd4ed41d04482aa65c5c8ef9d1375","snippet":" object HandshakeCalculator { fun calculateHandshake(number: Int): List { val signals = mutableListOf() if(number and 1 != 0) signals.add(Signal.WINK) if(number and 2 != 0)signals.add(Signal.DOUBLE_BLINK) if(number and 4 != 0)signals.add(Signal.CLOSE_YOUR_EYES) if(number and 8 != 0)signals.add(Signal.JUMP) if(number and 16 != 0)signals.reverse() ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":11,"iteration_status":"analyzing","published_iteration_head_tests_status":"passed","published_at":"2025-11-05T04:24:44.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"mounikabotta"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/mounikabotta","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"f14d25de4d0445bfa5e2c63572ff9bbd","snippet":"object HandshakeCalculator { fun calculateHandshake(num: Int): List { var listOfSignals = mutableListOf() num.run { var temp = this while (temp > 0) temp.run { when { and(1) != 0 -> 1 to Signal.WINK and(2) != 0 -> 2 to Signal.DOUBLE_BLINK ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":2,"num_iterations":3,"num_loc":28,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2019-10-15T05:26:06.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"kwaghmode"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/kwaghmode","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"bf546dd1dceb4b55a0a18b3e2e2156ac","snippet":"object HandshakeCalculator { fun calculateHandshake(number: Int): List { val signals = Signal.values().filter { signal -> number and (1 shl signal.ordinal) > 0 }.toList() return if (number and 16 > 1) { signals.reversed() } else { signals } } } ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":10,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2021-10-15T21:53:54.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"ChrisWilding"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/ChrisWilding","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"bb3f48603afb4b13b9a0f78140c721da","snippet":"object HandshakeCalculator { private val signals: Map = mapOf(0 to Signal.WINK, 1 to Signal.DOUBLE_BLINK, 2 to Signal.CLOSE_YOUR_EYES, 3 to Signal.JUMP) fun calculateHandshake(input: Int): List { val results: MutableList = mutableListOf() val binary = Integer.toString(input, 2).reversed() return binary.forEachIndexed { index, c -> if (c == '1' && index < 4) results.add(signals[index]!!) }.let { when { ","num_views":0,"num_stars":1,"num_comments":1,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":16,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2018-07-13T10:01:29.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"mfstudios"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/mfstudios","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"2812aa29cb64448e9b746a819ec66806","snippet":"object HandshakeCalculator { fun calculateHandshake(number: Int): List { val actions = mutableListOf() if (number and 0b00001 != 0) actions.add(Signal.WINK) if (number and 0b00010 != 0) actions.add(Signal.DOUBLE_BLINK) if (number and 0b00100 != 0) actions.add(Signal.CLOSE_YOUR_EYES) if (number and 0b01000 != 0) actions.add(Signal.JUMP) ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":2,"num_iterations":1,"num_loc":11,"iteration_status":"analyzing","published_iteration_head_tests_status":"passed","published_at":"2025-08-04T17:41:37.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"XuanHuyVu"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/XuanHuyVu","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}},{"uuid":"9cf9ba66d06844c08ae0a7553304d95f","snippet":"object HandshakeCalculator { fun calculateHandshake(n: Int): List = mutableListOf().apply { if (n and 1 == 1) add(Signal.WINK) if (n and 2 == 2) add(Signal.DOUBLE_BLINK) if (n and 4 == 4) add(Signal.CLOSE_YOUR_EYES) if (n and 8 == 8) add(Signal.JUMP) if (n and 16 == 16) reverse() } } ","num_views":0,"num_stars":0,"num_comments":0,"representation_num_published_solutions":2,"num_iterations":2,"num_loc":9,"iteration_status":"no_automated_feedback","published_iteration_head_tests_status":"passed","published_at":"2018-08-26T17:50:13.000Z","is_out_of_date":false,"language":"kotlin","author":{"handle":"tehbilly"},"exercise":{"title":"Таємне рукостискання","icon_url":"https://assets.exercism.org/exercises/secret-handshake.svg"},"track":{"title":"Kotlin","icon_url":"https://assets.exercism.org/tracks/kotlin.svg","highlightjs_language":"kotlin"},"links":{"public_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/solutions/tehbilly","private_iterations_url":"https://exercism.org/uk/tracks/kotlin/exercises/secret-handshake/iterations"}}],"meta":{"current_page":1,"total_count":815,"total_pages":34,"unscoped_total":815}}}}}

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