diff --git a/challenges/08-coding-interview-questions-and-take-home-assignments/project-euler-problems.json b/challenges/08-coding-interview-questions-and-take-home-assignments/project-euler-problems.json
index c26d3c3f3c..8e1fd80aee 100644
--- a/challenges/08-coding-interview-questions-and-take-home-assignments/project-euler-problems.json
+++ b/challenges/08-coding-interview-questions-and-take-home-assignments/project-euler-problems.json
@@ -1410,26 +1410,26 @@
"type": "bonfire",
"title": "Problem 38: Pandigital multiples",
"tests": [
- "assert.strictEqual(euler38(), 932718654, 'message: euler38()
should return 932718654.');"
+ "assert.strictEqual(pandigitalMultiples(), 932718654, 'message: pandigitalMultiples()
should return 932718654.');"
],
- "solutions": [],
+ "solutions": ["function pandigitalMultiples() {\n\n function get9DigitConcatenatedProduct(num) {\n // returns false if concatenated product is not 9 digits\n let concatenatedProduct = num.toString();\n for (let i = 2; concatenatedProduct.length < 9; i++) {\n concatenatedProduct += num * i;\n }\n return concatenatedProduct.length === 9 ? concatenatedProduct : false;\n }\n\n function is1to9Pandigital(num) {\n const numStr = num.toString();\n\n // check if length is not 9\n if (numStr.length !== 9) {\n return false;\n }\n\n // check if pandigital\n for (let i = 9; i > 0; i--) {\n if (numStr.indexOf(i.toString()) === -1) {\n return false;\n }\n }\n return true;\n }\n\n let largestNum = 0;\n for (let i = 9999; i >= 9000; i--) {\n const concatenatedProduct = get9DigitConcatenatedProduct(i);\n if (is1to9Pandigital(concatenatedProduct) && concatenatedProduct > largestNum) {\n largestNum = parseInt(concatenatedProduct);\n break;\n }\n }\n return largestNum;\n}"],
"translations": {},
"challengeSeed": [
- "function euler38() {",
+ "function pandigitalMultiples() {",
" // Good luck!",
" return true;",
"}",
"",
- "euler38();"
+ "pandigitalMultiples();"
],
"description": [
"Take the number 192 and multiply it by each of 1, 2, and 3:",
"192 × 1 = 192",
"192 × 2 = 384",
"192 × 3 = 576",
- "By concatenating each product we get the 1 to 9 pandigital, 192384576. We will call 192384576 the concatenated product of 192 and (1,2,3)",
- "The same can be achieved by starting with 9 and multiplying by 1, 2, 3, 4, and 5, giving the pandigital, 918273645, which is the concatenated product of 9 and (1,2,3,4,5).",
- "What is the largest 1 to 9 pandigital 9-digit number that can be formed as the concatenated product of an integer with (1,2, ... , n) where n > 1?"
+ "By concatenating each product we get the 1 to 9 pandigital, 192384576. We will call 192384576 the concatenated product of 192 and (1, 2, 3).",
+ "The same can be achieved by starting with 9 and multiplying by 1, 2, 3, 4, and 5, giving the pandigital, 918273645, which is the concatenated product of 9 and (1, 2, 3, 4, 5).",
+ "What is the largest 1 to 9 pandigital 9-digit number that can be formed as the concatenated product of an integer with (1, 2, ... , n) where n > 1?"
]
},
{