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BlackJack Problem
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function BlackjackHighest(strArr) { | |
cardValues = { | |
"two": {"value": 2, "order": 2}, | |
"three": {"value": 3, "order": 3}, | |
"four": {"value": 4, "order": 4}, | |
"five": {"value": 5, "order": 5}, | |
"six": {"value": 6, "order": 6}, | |
"seven": {"value": 7, "order": 7}, | |
"eight": {"value": 8, "order": 8}, | |
"nine": {"value": 9, "order": 9}, | |
"ten": {"value": 10, "order": 10}, | |
"jack": {"value": 10, "order": 11}, | |
"queen": {"value": 10, "order": 12}, | |
"king": {"value": 10, "order": 13}, | |
} | |
let sum1 = 0; | |
let sum11 = 0; | |
let maxCard = null; | |
strArr.forEach(card => { | |
if(card !== "ace"){ | |
sum1 += cardValues[card]["value"]; | |
sum11 += cardValues[card]["value"]; | |
if(!maxCard){ | |
maxCard = card; | |
} | |
else if(cardValues[maxCard]["order"]< cardValues[card]["order"]){ | |
maxCard = card; | |
} | |
} | |
else{ | |
sum1 += 1; | |
sum11 += 11; | |
} | |
}) | |
let resultSum ; | |
if (sum11 > 21){ | |
resultSum = sum1; | |
} | |
else{ | |
resultSum = sum11; | |
maxCard = "ace"; | |
} | |
let result = ""; | |
if(resultSum > 21){ | |
result = "above "; | |
} | |
else if(resultSum < 21){ | |
result = "below "; | |
} | |
else { | |
result = "blackjack "; | |
} | |
return result + maxCard; | |
} | |
// keep this function call here | |
console.log('Test 1 passing: ' + (BlackjackHighest(["four","ace","ten"]) == 'below ten')); // 15 || 25 | |
console.log('Test 2 passing: ' + (BlackjackHighest(["ace","queen"]) == 'blackjack ace')); // 21 || 11 | |
console.log('Test 3 passing: ' + (BlackjackHighest(["ace","ace","queen"]) == 'below queen')); // 12 | |
// ace 1: || 11 | |
// 2 - 10: same value | |
// j-q-k: 10 | |
// first output: below, blackjack, above | |
// second output: highest card | |
// Priority Order | |
// blackjack > below > above |
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