Last active
July 8, 2022 05:37
-
-
Save eakray/b5a89bb7c16c6493a25a6deb405b2231 to your computer and use it in GitHub Desktop.
hackerrank
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| //compare the triplets | |
| function compareTriplets(a, b) { | |
| const results = a.reduce((accum, current, index) => { | |
| if (current > b[index]) { | |
| accum.a = accum.a + 1; | |
| } | |
| if (current < b[index]) { | |
| accum.b = accum.b + 1; | |
| } | |
| return accum; | |
| },{a: 0, b: 0}); | |
| return [results.a, results.b]; | |
| } | |
| //Mini-Max Sum | |
| const a = [1,2, 3, 4, 5]; | |
| const minMax = arr => { | |
| const totalSum = arr.reduce((accum, current) => { | |
| if (current > accum.max) { | |
| accum.max = current; | |
| } | |
| if (current < accum.min) { | |
| accum.min = current; | |
| } | |
| accum.sum = accum.sum + current; | |
| return accum; | |
| }, {max: Number.NEGATIVE_INFINITY, | |
| min: Number.POSITIVE_INFINITY, | |
| sum: 0 | |
| }); | |
| const max = totalSum.sum - totalSum.min; | |
| const min = totalSum.sum - totalSum.max; | |
| return [min, max]; | |
| } | |
| //Birthday Cake Candles | |
| const a = [3,2,1,3]; | |
| const birthdayCakeCandles = arr => { | |
| return arr.reduce((accum, current) => { | |
| if (current > accum.max) { | |
| accum.max = current; | |
| accum.numMax = 1; | |
| }else if (current === accum.max) { | |
| accum.numMax = accum.numMax + 1; | |
| } | |
| return accum; | |
| }, {max: Number.NEGATIVE_INFINITY, | |
| numMax: 0 | |
| }).numMax; | |
| } | |
| //10 2 3 | |
| //3 1 | |
| //5 2 8 | |
| const getMoneySpent = (keyboards, drives, b) => { | |
| let maxSpend = -1; | |
| keyboards.forEach(board => { | |
| drives.forEach(key => { | |
| let cost = board + key; | |
| if (cost <= b && cost > maxSpend) { | |
| maxSpend = board + key; | |
| } | |
| }) | |
| }) | |
| return maxSpend; | |
| } |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment