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A sequence X_1, X_2, …, X_n is fibonacci-like if: n >= 3 X_i + X_{i+1} = X_{i+2} for all i + 2 <= n Given a strictly increasing array …
Given an unsorted array of integers, find the length of longest increasing subsequence. Example: Input: Output: 4 Explanation: The longest increasing subsequence is , therefore the length is 4. …
You have some coins. The i-th coin has a probability prob of facing heads when tossed. Return the probability that the number of coins facing heads equals target if …
BASH script programming is powerful. However, the syntax is a lot different than the other modern programming languages e.g. C/C++, Java, Python, Javascript. Practice makes perfect: through coding exercises. …
You probably have a list of files e.g. camera pictures that you want to re-number sequentially. For example, the photos are named using dates-and-time string. However, this is not …