Tagged: Intermediate

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Find if any two intervals overlap in given intervals

Objective: Interval is defined as [start, end]- the start of an interval to the end of the interval. Given a list of Intervals. Your task is to check if any two intervals overlap. Example:...

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Given an array, find all unique subsets with a given sum with allowed repeated digits.

Objective: Given an array of integers and number N, Write an algorithm to find and print all the unique subsets of array for which sum is equal to N where array elements can be...

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Lexicographically next permutation With One swap

Objective: Given an array of integers (in particular order or permutation of a set of numbers), write an algorithm to find the lexicographically next permutation of the given permutation with only one swap.  This...

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Find all subsets of size K from a given number N (1 to N)

Objective: Given two integers N and K, Write an algorithm to find subsets of size K from the numbers 1 to N.  Example: N = 5 K = 3 Output: [1, 2, 3] [1,...

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Find all possible combinations with sum K from a given number N(1 to N) with the repetition of numbers is allowed

Objective: Given two integers N and K, Write an algorithm to find possible combinations that add to K, from the numbers 1 to N.  Condition: An integer from 1 to N can be repeated...

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Construct the largest number from the given array.

Objective: Given an array of integers, write an algorithm to construct the largest number possible by appending the array elements.  Example: Given Input: [7, 78] Largest Number Possible: 787 Explanation: two possibilities are 778...

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