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document.addEventListener(‘DOMContentLoaded’,function(){‘use strict’;const QUESTION_COUNT=15;const TIME_LIMIT=180;const averages={논리력:66,집중력:64,계산력:63,추론력:65,기억력:62,공간지각:61,창의력:60,판단력:67};const categoryLabels={논리력:’Logic’,집중력:’Focus’,계산력:’Math’,추론력:’Reasoning’,기억력:’Memory’,공간지각:’Spatial Skills’,창의력:’Creativity’,판단력:’Judgment’};const typeLabels={전략설계자형:’Strategic Planner’,몰입연구자형:’Deep-Dive Thinker’,공간설계자형:’Spatial Designer’,정밀계산가형:’Precision Calculator’,창의발명가형:’Creative Inventor’,실전해결사형:’Practical Problem Solver’,직관우선형:’Intuition-First Thinker’,균형형분석가:’Balanced Analyst’};function categoryLabel(value){return categoryLabels[value]||value}function typeLabel(value){return typeLabels[value]||value}const questionBank=[{category:’논리력’,difficulty:’EASY’,question:’What number comes next?’,visual:’2 · 4 · 8 · 16 · ?’,options:[’24’,’28’,’32’,’36’],answer:2,explanation:’Each number is multiplied by 2.’},{category:’논리력’,difficulty:’NORMAL’,question:’What number comes next?’,visual:’3 · 6 · 11 · 18 · ?’,options:[’25’,’26’,’27’,’28’],answer:2,explanation:’The pattern adds 3, then 5, then 7, so the next step adds 9: 27.’},{category:’논리력’,difficulty:’HARD’,question:’What number comes next?’,visual:’1 · 2 · 6 · 24 · ?’,options:[’48’,’72’,’96’,’120′],answer:3,explanation:’These are 1!, 2!, 3! and 4!, so the next number is 5! = 120.’},{category:’집중력’,difficulty:’EASY’,question:’Which one is different?’,visual:’● ● ● ○ ●’,options:[‘First’,’Third’,’Fourth’,’Fifth’],answer:2,explanation:’Only the fourth shape is a white circle.’},{category:’집중력’,difficulty:’NORMAL’,question:’How many 8s are there?’,visual:’8382868188′,options:[‘4′,’5′,’6′,’7′],answer:2,explanation:’There are six 8s.’},{category:’집중력’,difficulty:’HARD’,question:’Ignore the word and choose the color you actually see.’,visual:’BLUE’,visualColor:’#dc2626′,options:[‘Blue’,’Red’,’Green’,’Black’],answer:1,explanation:’The word says BLUE, but the letters are actually red.’},{category:’계산력’,difficulty:’EASY’,question:’48 ÷ 6 + 7 × 2 = ?’,options:[’20’,’22’,’24’,’30’],answer:1,explanation:’Do multiplication and division first: 8 + 14 = 22.’},{category:’계산력’,difficulty:’NORMAL’,question:’If 25% of a number is 20, what is the number?’,options:[’60’,’70’,’80’,’100′],answer:2,explanation:’20 ÷ 0.25 = 80.’},{category:’계산력’,difficulty:’HARD’,question:’What is 15% of 120 minus 8?’,options:[‘8′,’10’,’12’,’14’],answer:1,explanation:’15% of 120 is 18, and 18 – 8 = 10.’},{category:’추론력’,difficulty:’EASY’,question:’All roses are flowers. Which statement must be true?’,options:[‘All flowers are roses’,’Roses are flowers’,’All roses are red’,’All flowers are red’],answer:1,explanation:’The only fact guaranteed by the statement is that roses are flowers.’},{category:’추론력’,difficulty:’NORMAL’,question:’What day of the week is 100 days after Monday?’,options:[‘Tuesday’,’Wednesday’,’Thursday’,’Friday’],answer:1,explanation:’100 divided by 7 leaves a remainder of 2, so the answer is Wednesday.’},{category:’추론력’,difficulty:’HARD’,question:’A is older than B, and B is younger than C. Who must be the oldest?’,options:[‘A’,’B’,’C’,’Cannot be determined’],answer:3,explanation:’Both A and C are older than B, but we cannot compare A and C.’},{category:’기억력’,difficulty:’EASY’,question:’Memorize these numbers for 5 seconds.’,visual:’7 2 9 4 1′,memory:true,options:[‘7 2 9 4 1′,’7 9 2 4 1′,’2 7 9 1 4′,’7 2 4 9 1′],answer:0,explanation:’The original order was 7-2-9-4-1.’},{category:’기억력’,difficulty:’NORMAL’,question:’Memorize these words for 5 seconds.’,visual:’Apple · Train · Ocean · Pencil’,memory:true,options:[‘Apple · Train · Ocean · Pencil’,’Apple · Train · Sky · Pencil’,’Apple · Car · Ocean · Pencil’,’Grape · Train · Ocean · Pencil’],answer:0,explanation:’The words were Apple, Train, Ocean and Pencil.’},{category:’기억력’,difficulty:’HARD’,question:’Memorize the order of these shapes for 5 seconds.’,visual:’△ ○ □ ☆ ◇’,memory:true,options:[‘△ ○ □ ☆ ◇’,’△ □ ○ ☆ ◇’,’○ △ □ ◇ ☆’,’△ ○ ☆ □ ◇’],answer:0,explanation:’The original order was △ ○ □ ☆ ◇.’},{category:’공간지각’,difficulty:’EASY’,question:’The arrow rotates 90 degrees clockwise each time. What comes next?’,visual:’↑ → ↓ ?’,options:[‘↑’,’←’,’→’,’↓’],answer:1,explanation:’The arrow after down is left.’},{category:’공간지각’,difficulty:’NORMAL’,question:’How many triangles result from cutting a square once along a diagonal?’,options:[‘1′,’2′,’3′,’4′],answer:1,explanation:’One diagonal divides a square into two triangles.’},{category:’공간지각’,difficulty:’HARD’,question:’How many pairs of opposite faces does a cube have?’,options:[‘2 pairs’,’3 pairs’,’4 pairs’,’6 pairs’],answer:1,explanation:’Front-back, left-right and top-bottom make three pairs.’},{category:’창의력’,difficulty:’NORMAL’,question:’A clock takes 5 seconds to strike 6 times. How long does it take to strike 12 times?’,options:[’10 seconds’,’11 seconds’,’12 seconds’,’15 seconds’],answer:1,explanation:’Six strikes create five intervals. Twelve strikes create 11 intervals, so the answer is 11 seconds.’},{category:’창의력’,difficulty:’HARD’,question:’There are 3 matches in a room. If 2 are extinguished, how many matches are still in the room?’,options:[‘1′,’2′,’3′,’0′],answer:2,explanation:’The extinguished matches are still in the room, so there are still 3.’},{category:’판단력’,difficulty:’EASY’,question:’With 10 minutes left before a deadline, what is the most practical move?’,options:[‘Start with the hardest task’,’Finish the most important easy task’,’Work on everything at once’,’Do nothing’],answer:1,explanation:’When time is limited, finish an important task you can realistically complete.’},{category:’판단력’,difficulty:’NORMAL’,question:’You face an important decision but do not have enough information. 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fun';renderMetricList();renderAverageComparison();renderStrengthsAndWeaknesses();getElement('summaryReport').textContent=createSummaryReport();getElement('styleReport').innerHTML=createStyleReport().map(function(text){return'
‘}).join(”)}function createSummaryReport(){const firstStrength=categoryLabel(finalResult.strengths[0][0]),secondStrength=categoryLabel(finalResult.strengths[1][0]),firstWeakness=categoryLabel(finalResult.weaknesses[0][0]);let scoreLevel=’the average range’;if(finalResult.totalScore>=90)scoreLevel=’a very high range’;else if(finalResult.totalScore>=75)scoreLevel=’above average’;else if(finalResult.totalScore<50)scoreLevel='a somewhat lower range';return finalResult.nickname+' scored '+finalResult.totalScore+' points overall, putting you in '+scoreLevel+' for this quiz. Your standout areas were '+firstStrength+' and '+secondStrength+'. You seem especially good at spotting the key rule in a complex problem and narrowing down the most likely answer. In '+firstWeakness+', you may be more likely to rush, overlook a condition or lose accuracy as the clock winds down. If your accuracy dipped toward the end, fatigue and pacing may have played a bigger role than lack of knowledge. This result cannot determine your actual IQ, but as a '+typeLabel(finalResult.brainType)+', you tend to do your best work when the goal and standards are clear. Rather than getting stuck on one tough question, answer the ones you know first and come back later—that strategy can lift your overall score.'}function createStyleReport(){return['Work style: You are most efficient when you understand the big picture before diving into the details.’,’Study style: You may learn best by connecting principles, examples and practice instead of relying on memorization alone.’,’Decision-making: You stay calm with enough information, but may fall back on familiar habits when time gets tight.’,’Under stress: When several demands hit at once, you may prioritize speed over accuracy, so setting priorities matters.’]}function getRecommendedJobs(){const jobMap={전략설계자형:[‘Strategist’,’Consultant’,’Attorney’,’Investment Analyst’,’Project Manager’,’Data Analyst’],몰입연구자형:[‘Researcher’,’Physician’,’Professor’,’Software Developer’,’Quality Specialist’,’Accountant’],공간설계자형:[‘Architect’,’Engineer’,’Designer’,’Video Editor’,’Developer’,’Product Designer’],정밀계산가형:[‘Accountant’,’Financial Analyst’,’Developer’,’Statistician’,’Tax Advisor’,’Quality Specialist’],창의발명가형:[‘Marketer’,’Entrepreneur’,’Content Strategist’,’Designer’,’Writer’,’Product Planner’],실전해결사형:[‘Operations Manager’,’Sales Professional’,’Team Lead’,’Project Manager’,’Business Owner’,’Coordinator’],직관우선형:[‘Sales Professional’,’Content Creator’,’Counselor’,’Marketer’,’Service Planner’,’Entrepreneur’],균형형분석가:[‘Planner’,’Manager’,’Public Administrator’,’Educator’,’Counselor’,’Operations Specialist’]};return jobMap[finalResult.brainType]||jobMap.균형형분석가}function getStrengthText(categoryName){const textMap={논리력:’You are good at organizing rules and conditions to reach a clear conclusion.’,집중력:’You tend to keep your attention on the key details, even with limited time.’,계산력:’You are quick to spot number relationships and work with percentages.’,추론력:’You are strong at uncovering hidden connections from the clues provided.’,기억력:’You are good at holding on to the order and details of information you just saw.’,공간지각:’You can mentally picture directions, rotations and changes in shape.’,창의력:’You tend to shift perspectives instead of searching for the obvious answer.’,판단력:’You are good at setting priorities even when information is limited.’};return textMap[categoryName]||”}function getWeaknessText(categoryName){const textMap={논리력:’Writing out each condition can help prevent snap conclusions.’,집중력:’Marking the key words as you read can help you stay on track.’,계산력:’Jotting down quick intermediate steps can improve accuracy over mental math.’,추론력:’Separating possibilities from confirmed facts can reduce mistakes.’,기억력:’Break information into small groups to make it easier to remember.’,공간지각:’Sketching the shape or marking directions can make these problems easier.’,창의력:’Before settling on your first answer, take one more look for another possibility.’,판단력:’Build the habit of checking the cost of a mistake before chasing speed.’};return textMap[categoryName]||”}function getTrainingText(categoryName){const textMap={논리력:’Try three number-pattern or logic questions a day.’,집중력:’Practice focusing on one task for 60 seconds without switching.’,계산력:’Estimate discounts and percentages in everyday situations.’,추론력:’Practice organizing the conditions of a logic puzzle in a simple table.’,기억력:’Look at 5–7 numbers, then try saying them backward.’,공간지각:’Try Tetris, shape-rotation puzzles or paper-folding challenges.’,창의력:’Write down three possible solutions to one problem.’,판단력:’Set a time limit and tackle tasks in order of importance.’};return textMap[categoryName]||”}function renderQuestionReviews(){const reviewList=getElement(‘reviewList’);reviewList.innerHTML=”;selectedQuestions.forEach(function(question,index){const isCorrect=userAnswers[index]===question.answer;const userAnswerText=userAnswers[index]===null?’No answer’:question.options[userAnswers[index]];const 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3-Minute Brain Test | See How You Rank🧠 BRAIN TEST V2
3-Minute Brain Test
See how you rank nationwide.
This is a just-for-fun quiz—not a real IQ test or medical diagnosis.
STEP 01
Get Ready
15 questionsRandomly selected
3 minutesTime limit
8 skillsBrain areas
1 / 15Logic
03:00
NORMAL
🧠
Analyzing your brain pattern
Comparing your accuracy and solving speed.
ANALYSIS COMPLETE
Your detailed brain report is ready
Your results are one click away.
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BRAIN TEST REPORT
0 points
Top 50% nationwide
Balanced Analyst
IQ STYLE 100
Skill breakdown
Compared with the nationwide average
Strengths and watch-outs
Your strongest areas
Areas to watch
Overall brain analysis
Work and study style
Career styles that may fit
10-minute daily brain workout
Today’s leaderboard
This just-for-fun ranking is saved in this browser on this device.
Question review
For entertainment only. This result does not diagnose actual IQ or cognitive ability.
