Determine if a Given Number is a Triangle Number
Find best placement for ordered dominoes (harder)
Parse string and identify specific string sequence in algebraic equation
Flag largest magnitude swings as they occur
How many trades represent all the profit?
Augmented Lagrange Multiplier (ALM) Method
Gauss Eliminate 2-by-2 example
Quasi-Newton Method for Unconstrained Minimization using BFGS Update
Partial pivoting for Gauss Elimination
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