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Improve your coding
- .Algorithm, front-end, back-end, and database challenges
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Most popular code challenges
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Medium - 120,000+ solutions
Have the function BracketMatcher(str) take the str parameter being passed and return 1 if the brackets are correctly matched and each one is accounted...
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Medium - 11,000+ solutions
Have the function TreeConstructor(strArr) take the array of strings stored in strArr, which will contain pairs of integers in the following format: (i1,i2), where i1 represents...
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Easy - 140,000+ solutions
Have the function LongestWord(sen) take the sen parameter being passed and return the longest word in the string. If there are two or more words...
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Easy - 23,000+ solutions
Have the function QuestionsMarks(str) take the str string parameter and check if there are exactly 3 question marks between every pair of two numbers that add up to 10...
Interview kits
Algorithms Interview Kit
5+ articles - 30+ challenges
Google Interview Kit
10+ articles - 15+ challenges
React Interview Kit
6+ challenges