Code Challenges

Get better at coding with practice problems.

Coding Challenges

Select a problem, write code, run test cases, and submit your solution.

Showing 19 of 65 problems

Implement the detectCircularRouteSimple method that checks whether the given movement sequence returns to the starting point. Solved

Implement the validateBookingCapacity method that checks whether a booking request fits within the available capacity. Solved

Implement the findWinnerTicTacToeRow method that returns the winner found in any complete row of a tic-tac-toe board. Solved

Implement the simulateSimpleBrowserBack method that simulates browser back navigation and returns the final page. Solved

Implement the checkBalancedScoreBrackets method that checks whether scored bracket text remains balanced. Solved

Implement the validateStackPushPopSequence method that checks whether a pop sequence is valid for the given push sequence. Solved

Implement the canAttendAllMeetings method that checks whether a person can attend all given meetings. Solved

Implement the rateLimiterAllowRequest method that checks whether a request is allowed under a simple rate limit. Solved

Implement the validateIpSegmentSimple method that checks whether a text segment is valid for an IP address part. Solved

Implement the countWaysToReachSumWithDice method that counts dice roll combinations that produce the target sum. Solved

Implement the integerBreakMaximumProduct method that finds the maximum product after splitting an integer into at least two parts. Solved

Implement the countTrailingZerosFactorial method that counts trailing zeroes in the factorial of n. Solved

Implement the isUglyNumber method that checks whether the number has only 2, 3, and 5 as prime factors. Solved

Implement the lcmArrayValues method that returns the least common multiple of all array values. Solved

Implement the sievePrimeCount method that counts prime numbers up to n using sieve-style marking. Solved

Implement the powIntegerFast method that calculates an integer power efficiently using fast exponentiation. Solved