2d:null 2e:["$","title",null,{"children":"Powerball numbers picker - avoid common numbers | Jason Curtis | Observable"}] 33:[] 31:{"id":"bb7b404288c5d447","slug":"powerball-numbers","title":"Powerball numbers picker - avoid common numbers","thumbnail":"9b65cbeda99c8ad2be606a6095e64319bed11f2af4fc03d54864452e15292ae1","access_level":"public","create_time":"$D2022-11-06T15:35:09.161Z","update_time":"$D2022-11-08T17:30:05.820Z","view_time":null,"first_public_time":"$D2022-11-06T22:16:58.207Z","has_unpublished_edits":null,"fork":false,"stars":1,"starred":false,"owner":{"type":"team","id":"57eebc71716a99f4","login":"jason-curtis","name":"Jason Curtis","avatar_url":"https://avatars-next.observableusercontent.com/0ff06d86c15d371b8c5b4b4e40cdc1f614b65344e0d6f702fbc6e77936a7b15b","tier":"starter_2024"},"version":493,"publish_version":null,"role":null,"authored":false,"authors":[{"type":"individual","id":"e324ad962f33df1f","login":"jason-curtis","name":"Jason Curtis","avatar_url":"https://avatars-next.observableusercontent.com/0ff06d86c15d371b8c5b4b4e40cdc1f614b65344e0d6f702fbc6e77936a7b15b","tier":null}],"members":[{"type":"individual","id":"e324ad962f33df1f","login":"jason-curtis","name":"Jason Curtis","avatar_url":"https://avatars-next.observableusercontent.com/0ff06d86c15d371b8c5b4b4e40cdc1f614b65344e0d6f702fbc6e77936a7b15b","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":false,"trashed":false,"lapsed":null,"subscribed":null,"forks":1,"collection":null,"type":"notebook","body":{"title":"Powerball numbers picker - avoid common numbers","cells":[{"id":0,"value":"# Powerball numbers picker - avoid common numbers\n\n### Objective:\npick Powerball numbers randomly while avoiding having to split your prize.\n\n### Theory:\nMost people who pick Powerball numbers will do so non-randomly, ie. predictably. By avoiding the numbers that other people are most likely to pick, we can reduce our chances of having to split the prize with someone.","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"","database":"$undefined"},{"id":11,"value":"# Settings\nWhat numbers would you like to avoid?","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"","database":"$undefined"},{"id":235,"value":"## Settings for main 5 numbers","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"","database":"$undefined"},{"id":72,"value":"viewof numberSetsToAvoidMain = Inputs.checkbox(\n Object.keys(numbersToSkipOptionsMain),\n {\n label: \"Numbers to avoid\",\n format: option => html`

${option}

`\n }\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":138,"value":"viewof mainNumbersRemainingFinal = Inputs.checkbox(\n mainNumbers,\n {\n value: mainNumbersRemainingAfterSets,\n label: \"Numbers allowed (override here)\",\n format: option => html`

${option}

`\n }\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":237,"value":"## Settings for powerball number","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"","database":"$undefined"},{"id":204,"value":"viewof numberSetsToAvoidPb = Inputs.checkbox(\n Object.keys(numbersToSkipOptionsForAllNumbers),\n {\n label: \"Numbers to avoid\",\n format: option => html`

${option}

`\n }\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":222,"value":"viewof pbNumbersRemainingFinal = Inputs.checkbox(\n powerballNumbers,\n {\n value: pbNumbersRemainingAfterSets,\n label: \"Numbers allowed (override here)\",\n format: option => html`

${option}

`\n }\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":445,"value":"## Where that puts you\n\nYou chose **${mainNumbersRemainingFinal.length}** numbers for the main 5 balls and **${pbNumbersRemainingFinal.length}** options for the powerball. \n\nThat leaves **${\n d3.format(\",\")\n (Number(Combinatorics.combination(mainNumbersRemainingFinal.length, 5)) * pbNumbersRemainingFinal.length)\n}** possible draws.\n\n*Formula: (${mainNumbersRemainingFinal.length} choose 5) × ${pbNumbersRemainingFinal.length}*","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"","database":"$undefined"},{"id":199,"value":"# Your numbers","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"","database":"$undefined"},{"id":162,"value":"viewof setsToGenerate = Inputs.range([1,10], {value: 5, step: 1, label: \"sets to generate\"})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":378,"value":"viewof regnerate = Inputs.button(\"generate new set\")","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":174,"value":"viewof rows = Inputs.table(\n chosenNumbers,\n {\n columns: ['card', 0, 1, 2, 3, 4, 'powerball'],\n header: {card: \"\", 0:\"1\", 1:\"2\", 2:\"3\", 3:\"4\", 4:\"5\"},\n format: {\n \"card\": x => html`${x}:`,\n \"powerball\": x => html`${x}`,\n ...Object.fromEntries([...new Array(5)].map(\n (_,i) => [\n i,\n x => html`${x}`\n ])\n )\n }\n }\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":37,"value":"# Appendix","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"","database":"$undefined"},{"id":268,"value":"html`\n\n`","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":105,"value":"import {getNaturalNumbers, randomSample} from \"@thatneat/number-and-math-helpers@21\"","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":451,"value":"Combinatorics = import('https://unpkg.com/js-combinatorics@2.1.1/combinatorics.js')","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":48,"value":"mainNumbers = getNaturalNumbers(69)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":109,"value":"mainNumbersRemainingAfterSets = numberSetsToAvoidMain.reduce(\n (numbersSoFar, numbersToAvoidSetName) => {\n const numbersToAvoid = numbersToSkipOptionsMain[numbersToAvoidSetName]\n const difference = numbersSoFar.filter(x => !numbersToAvoid.has(x))\n return difference\n },\n mainNumbers\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":244,"value":"pbNumbersRemainingAfterSets = numberSetsToAvoidPb.reduce(\n (numbersSoFar, numbersToAvoidSetName) => {\n const numbersToAvoid = numbersToSkipOptionsForAllNumbers[numbersToAvoidSetName]\n const difference = numbersSoFar.filter(x => !numbersToAvoid.has(x))\n return difference\n },\n powerballNumbers\n)","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":231,"value":"powerballNumbers = getNaturalNumbers(26)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":60,"value":"digitDifference = function(number) {\n // return the ones digit of a number minus the tens digit of the number\n // eg. digitDifference(45) => 5 - 4 = 1\n if (number < 10) {\n // There is no digit difference for a one-digit number\n return undefined\n }\n const tensDigit = Math.floor(number/10)\n const onesDigit = number % 10;\n return onesDigit - tensDigit\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":206,"value":"numbersToSkipOptionsForAllNumbers = new Object({\n \"consecutive increasing digits (12, 34, ...)\": new Set(mainNumbers.filter(n=>digitDifference(n) === 1)),\n \"consecutive decreasing digits (65, 54, ...)\": new Set(mainNumbers.filter(n=>digitDifference(n) === -1)),\n \"repeated digits (11, 22, ...)\": new Set(mainNumbers.filter(n=>digitDifference(n) === 0)),\n \"months (1-12)\": new Set(getNaturalNumbers(12)),\n})","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":74,"value":"numbersToSkipOptionsMain = new Object({\n ...numbersToSkipOptionsForAllNumbers,\n \"days (1-31)\": new Set(getNaturalNumbers(31)),\n // top 11 from last 20 draws as of 2022-11-06\n // https://www.lotteryextreme.com/powerball/hot_and_cold_numbers\n \"hot numbers (top 11 in last 20 draws 2022-11-06)\": new Set([19,22,33,60,6,30,36,37,13,45,59,46]),\n // bottom 10 from last 20 draws as of 2022-11-06\n // https://www.lotteryextreme.com/powerball/hot_and_cold_numbers\n \"cold numbers (unpicked in last 20 draws 2022-11-06)\": new Set([4,64,66,61,47,5,7,52,51,50,49,12,44,38,1]),\n \"pop culture numbers (69, 42)\": new Set([69, 42]),\n})","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":157,"value":"chosenNumbers = {\n regnerate;\n return getNaturalNumbers(setsToGenerate).map(\n n => ({\n card: n,\n ...randomSample(mainNumbersRemainingFinal, 5).sort(),\n powerball: randomSample(pbNumbersRemainingFinal, 1)[0],\n })\n )\n}","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"}],"files":"$W33","stdlib":"1","titling":"auto"}} 32:"$31:body"