Sha256: 2000f8f15837a929105d9193c43565b93b6cdcbaf9cf9f91495cfff206e42973
Contents?: true
Size: 858 Bytes
Versions: 185
Compression:
Stored size: 858 Bytes
Contents
const isPalindrome = num => num.toString().split('').reverse().join('') === num.toString();
const Palindromes = (params) => {
let maxFactor,
minFactor,
maxProduct,
minProduct,
data;
maxFactor = params.maxFactor;
minFactor = params.minFactor || 1;
maxProduct = 1;
minProduct = Infinity;
data = [];
for (let ii = minFactor; ii < maxFactor; ii++) {
for (let jj = ii; jj <= maxFactor; jj++) {
const product = ii * jj;
if (isPalindrome(product)) {
data[product] = [ii, jj];
maxProduct = Math.max(maxProduct, product);
minProduct = Math.min(minProduct, product);
}
}
}
return {
largest: {
value: maxProduct,
factors: data[maxProduct],
},
smallest: {
value: minProduct,
factors: data[minProduct],
},
};
};
export default Palindromes;
Version data entries
185 entries across 185 versions & 1 rubygems