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Resolve #624

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Also the testing for isSorted is a lot more robust now.
This commit is contained in:
Angelos Chalaris
2018-03-09 20:23:10 +02:00
parent 598a4623a7
commit 66d4d54895
6 changed files with 1076 additions and 1085 deletions
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10
snippets/isSorted.md
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@ -8,10 +8,12 @@ Return `0` if the `direction` changes or the `direction` if the last element is
```js
const isSorted = arr => {
const direction = arr[0] > arr[1] ? -1 : 1;
for (let [i, val] of arr.entries())
if (i === arr.length - 1) return direction;
else if ((val - arr[i + 1]) * direction > 0) return 0;
let direction = -(arr[0] - arr[1]);
for (let [i, val] of arr.entries()) {
direction = !direction ? -(arr[i - 1] - arr[i]) : direction;
if (i === arr.length - 1) return !direction ? 0 : direction;
else if ((val - arr[i + 1]) * direction > 0) return 0;
}
};
```