Welcome to [Biweekly Contest 78](/contest/biweekly-contest-78)! Feel free to share and post your contest experience here!\n\nYou can also view the rankings for the contest [here](/contest/biweekly-contest-78/ranking).\n\nLinks to the individual problems are included below:\n\n[Find the K-Beauty of a Number](/problems/find-the-k-beauty-of-a-number) (3 points)\n\n[Number of Ways to Split Array](/problems/number-of-ways-to-split-array) (4 points)\n\n[Maximum White Tiles Covered by a Carpet](/problems/maximum-white-tiles-covered-by-a-carpet) (5 points)\n\n[Substring With Largest Variance](/problems/substring-with-largest-variance) (6 points)\n\n----\n\n\n\n\u2753 Do you enjoy the contest? \nClick <a href="https://form.nativeforms.com/MnMO1WaT1jZmMDevRTNw0Db" target="_blank">\uD83D\uDC49 HERE\uD83D\uDC48 </a> to fill out a quick survey and help LeetCode provide a better contest experience.\n\n\n----\n \n\n\n<a href="https://www.leetcode.com/track/?data=eyJ1cmwiOiAiaHR0cHM6Ly9sZWV0Y29kZS5jb20vZGlzY3Vzcy9nZW5lcmFsLWRpc2N1c3Npb24vMTUxMTI3NC90aGluay15b3UtZ290LXdoYXQtaXQtdGFrZXMtdG8td29yay1hdC1sZWV0Y29kZT9yZWY9Y3AiLCAidXVpZCI6ICJodHRwczovL2xlZXRjb2RlLmNvbS9kaXNjdXNzL2dlbmVyYWwtZGlzY3Vzc2lvbi8xNTExMjc0L3RoaW5rLXlvdS1nb3Qtd2hhdC1pdC10YWtlcy10by13b3JrLWF0LWxlZXRjb2RlP3JlZj1jcCJ9\t" target="_blank"><img src="https://assets.leetcode.com/static_assets/others/Ad_Banner.png" width="800px" /></a>\n

Welcome to Biweekly Contest 78! Feel free to share and post your contest experience here!\n\nYou can also view the rankings for the contest here.\n\nLinks to th