How to Compute the Surface Area of 3D Shapes (Cubes Placed on Grid Cells)?
On a N * N grid, we place some 1 * 1 * 1 cubes. Each value v = grid represents a tower of v cubes placed on top …
Tag: math
Facing Heads Probabilties of Tossing Strange Coins using Dynamic Programming Algorithm
October 20, 2019
algorithms, c / c++, DFS, dynamic programming, Dynamic Programming, Knapsack Problems, math, probability
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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 …
Compute the Total Hamming Distance between All Pairs of Integers
The Hamming distance between two integers is the number of positions at which the corresponding bits are different. Now your job is to find the total Hamming distance between …
The Bash Programming Tutorial: Compute the GCD (Greatest Common Divisor)
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. …
How to Find the Largest Unique Number in Array using Javascript (Functional Programming)
Given an array of integers A, return the largest integer that only occurs once. If no integer occurs once, return -1. Example 1: Input: Output: 8 Explanation: The maximum …