Created
February 19, 2018 18:32
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"The further a society drifts from the truth, the more it will hate those that speak it." - George Orwell
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function minimumDiff(arr) { | |
var sortedArr = mergeSort(arr), | |
difference = sortedArr[1] - sortedArr[0]; | |
for (var i = 1; i < sortedArr.length; i++) { | |
if (sortedArr[i] - sortedArr[i - 1] < difference) { | |
difference = sortedArr[i] - sortedArr[i - 1]; | |
} | |
} | |
return difference; | |
} | |
function mergeSort(arr) { | |
if (arr.length < 2) return arr; | |
var middle = Math.floor(arr.length / 2), | |
left = arr.slice(0, middle), | |
right = arr.slice(middle); | |
return merge( | |
mergeSort(left), | |
mergeSort(right) | |
); | |
} | |
function merge(left, right) { | |
var result = [], | |
indexLeft = 0, | |
indexRight = 0; | |
while (indexLeft < left.length && indexRight < right.length) { | |
if (left[indexLeft] < right[indexRight]) { | |
result.push(left[indexLeft]); | |
indexLeft++; | |
} else { | |
result.push(right[indexRight]); | |
indexRight++; | |
} | |
} | |
return result.concat(left.slice(indexLeft)).concat(right.slice(indexRight)); | |
} | |
minimumDiff([130, 5, 20, 9]); |
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