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angle943/symmetric-difference-1.js

Created February 3, 2020 05:08
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Javascript Freecodecamp Algorithm #27: Find The Symmetric Difference (N Cubed Solution)
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symmetric-difference-1.js
const symOfTwo = (arr1, arr2) => {
const output = [];
for (const el of arr1) {
if (!output.includes(el) && !arr2.includes(el)) {
output.push(el);
}
}
for (const el of arr2) {
if (!output.includes(el) && !arr1.includes(el)) {
output.push(el);
}
}
return output;
};
function sym() {
const arrOfArrs = [...arguments];
let output = arrOfArrs[0];
for (let i=1; i < arrOfArrs.length; i++) {
output = symOfTwo(output, arrOfArrs[i]);
}
return output.sort((a, b) => a - b);
}
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