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Solved
Comparison of floating-point numbers (singles)
Floating-point numbers cannot generally be represented exactly, so it is usually inappropriate to test for 'equality' between tw...
4 days ago
Solved
Comparison of floating-point numbers (doubles)
<https://au.mathworks.com/help/matlab/matlab_prog/floating-point-numbers.html Floating-point numbers> cannot generally be repres...
4 days ago
Solved
Make a KITT-scanner on the command line
Did you know that you can actually remove characters from the command-line window? Just send a 'backspace' character to the outp...
4 days ago
Solved
Singleton Expansion without BSXFUN
BSXFUN is very useful and fast. In R2015b we can implement singleton expansion without BSXFUN, see the test suite for details...
4 days ago
Solved
Hungry Snake
Who hasn't played <http://en.wikipedia.org/wiki/Snake_%28video_game%29 the Snake game> when they were little? It's quite hard ...
4 days ago
Solved
USC Fall 2012 ACM : Find Largest Water Concentration
This Challenge is to solve Question B, Water?, of the <http://contest.usc.edu/index.php/Fall12/Home USC ACM Fall 2012 Contest>. ...
4 days ago
Solved
DNA Pattern Match: Performance Metric - Speed
The Challenge is to Rapidly find matches of DNA sequences, Length=6, in a 1,800,000 long DNA file. At <http://imacst.com/issu...
4 days ago
Solved
GJam: 2013 China Event: Name Sorting
This Challenge is derived from <http://code.google.com/codejam/contest/2933486/dashboard#s=p2 GJam 2013 China Moist>. The proble...
4 days ago
Solved
You are given a matrix A of size m x n representing a Sudoku puzzle. The matrix contains digits from 1 to 9, where 0 represents an empty cell. Your task is to solve the Sudoku puzzle by filling in the empty cells with the correct digits.
The provided code implements a solution for solving Sudoku puzzles using a recursive backtracking algorithm. Sudoku is a log...
4 days ago
Solved
GJam 2015 Rd1B: Counter Culture
This Challenge is derived from <https://code.google.com/codejam/contest/8224486/dashboard#s=p0 GJam 2015 Rd 1B: Counter Culture>...
4 days ago
Solved
Signal Processing Basic - 1. Stretch a signal
Input vector V is a discrete time signal assuming the first sample is sampled at t=0. This signal has to be stretched in time. ...
4 days ago
Solved
Slicing the area of a regular polygon
Given the area, A, of a regular polygon with n sides, each of length s, consider its decomposition in congruent isosceles triang...
5 days ago
Solved
Calculate Reynolds Number
Write a MATLAB function that calculates the Reynolds number for flow over a flat plate: ρ = fluid density (kg/m³) V = veloc...
6 days ago
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Compute Airspeed from Mach Number
Write a MATLAB function that converts a Mach number to airspeed given the speed of sound aa in m/s: V=M⋅a V = airspeed (m/s) M...
6 days ago
Solved
Calculate Drag Force
Write a MATLAB function to compute the drag force on an object moving through air: where: D is drag force (N) ρ is air de...
6 days ago
Solved
Calculate Lift Force on an Airfoil
Write a MATLAB function to calculate the lift force acting on an airfoil given the air density, wing area, velocity of the airfl...
6 days ago
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Play Tic-Tac-Toe: Easy Bots
Interactive Tic-Tac-Toe game versus the test suite algorithms. The contest will be 50 games of Computer first and 50 games of...
7 days ago
Solved
Covering rectangle area of a four-pointed star polygon
Given the four-pointed star polygon formed by the rectangle, with dimensions l1xl2, and four triangles, with height, h, from the...
8 days ago
Solved
The Bridges of Nedsburg
The fabled city of Nedsburg consists of several islands connected by bridges. Due to tectonic forces, shoddy civil engineering, ...
9 days ago
Solved
Count the Even Digits in a Number
Given a positive integer n, write a function that returns how many digits of n are even. Even digits are: 0, 2, 4, 6, 8
10 days ago
Solved
Given a number N, find the smallest prime P>N
Given a number N, find the smallest prime P greater than N. For example: If N=10 then P=11. If N=13 then P=17.
10 days ago
Solved
Find the last digit
FInd the last digit of a given number. Given number is the input and output should be the last digit of that number.
10 days ago
Solved
Height of a four-pointed star polygon
Given the area A, of a rectangle with dimensions l1xl2, where the side lengths are integers and form the smallest possible perim...
10 days ago
Solved
Mean = Standard Deviation
Create a series with following properties; # All of the members should be positive integer # Mean of the series should be in...
11 days ago
Solved
Testing for randomness: uniform distribution of real numbers (distribution checking)
You will be presented with a variety of sequences of real numbers. Your job is to answer the question: "Is this a uniformly di...
11 days ago
Solved
Still more miles to go before I sleep
It's time for more odometer fun. Last problem, my car's odometer hit 56789. It's coming up on 111111 now, which (barring a maj...
11 days ago
Solved
It's Happy! It's Fun! It's Happy Fun Hyperball!
Yes, it's Happy Fun Hyperball! The CODY sensation that's sweeping MATLAB nation! All you need to do to get your free Happy Fun H...
11 days ago
Solved
Add a vector to a matrix
Given a matrix |mat| of size |mXn| and a row vector |v| of size |1Xs|, return a matrix with |m+1| rows that conatains |mat| over...
11 days ago
