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# J.R.! Menzinger

Active since 2012

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Matlab Basics - Rounding III
Write a script to round a large number to the nearest 10,000 e.g. x = 12,358,466,243 --> y = 12,358,470,000

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Reverse the vector
Reverse the vector elements. Example: Input x = [1,2,3,4,5,6,7,8,9] Output y = [9,8,7,6,5,4,3,2,1]

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Upstairs!
The stair has n steps. Every times you can up one or two steps. Give all the different solutions to upstairs. For example n ...

mer än 2 år ago

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Vector to Decimal
Given an integer vector , return its decimal representation as a character array. % Examples v = 7 x = '7' % v = [4 2] x...

mer än 2 år ago

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Write c^3 as sum of two squares a^2+b^2
write c^3 as sum of two squares a^2+b^2. a and b must be integer and greater than zero. For example 5^3 = 2^2 + 11^2 5...

mer än 2 år ago

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Draw a x-by-x matrix British flag (Euro 2020)
Draw a x-by-x matrix 'British flag' using '0' and '1'.(x is odd and bigger than 4) x = 5 answer = [0 0 1 0 0 ...

mer än 2 år ago

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Draw matrix 'Swiss flag'( Euro 2020)
Draw a x-by-x matrix 'Swiss flag' using '0' and '1'.(x is odd and bigger than 4) Example x=5 ...

mer än 2 år ago

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Recaman Sequence - I
Recaman Sequence (A005132 - <http://oeis.org/A005132 - OEIS Link>) is defined as follow; seq(0) = 0; for n > 0, seq(n) ...

mer än 2 år ago

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Real

mer än 2 år ago

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imaginary

mer än 2 år ago

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Find the outlier in a set of samples
Given an array x of numbers. Assumed that this array has one outlier. Find the position p and the value v of the outlier in this...

mer än 2 år ago

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Area of a pentagon
Given the side of a regular pentagon and its apothem return the area of pentagon. Remember the area of pentagon is calculate ...

mer än 2 år ago

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SAY 'OHYEAH'
Regardless of input, output the string 'OHYEAH'.

mer än 2 år ago

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Assert yourself! Hack the assert function to pass this test.
Have you ever wanted to test out one of those hacks you have seen which "games" the problem by simply overwriting the assert met...

mer än 2 år ago

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Free passes for everyone!
_Simply return the name of the coolest numerical computation software ever_ *Extra reward* (get a _freepass_): Once a mont...

mer än 2 år ago

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convert between ascii and characters
I have seen multiple problems like this but none of them have a robust test suite associated with them. The first input C is ...

mer än 2 år ago

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Percentage
There is x liter water and y gram => z is percentage of salt in water

mer än 2 år ago

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Average of even-numbered columns
Given a vector, find the average of even-numbered columns. e.g x　=　[ 4 6 8 9 1 2 7 ] y =　( 6 + 9 + 2 ) / 3

mer än 2 år ago

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Kelvin to Fahrenheit
You can find a doc about it in here => https://www.rapidtables.com/convert/temperature/how-kelvin-to-fahrenheit.html x is kelvi...

mer än 2 år ago

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Find the absolute value of of the array

mer än 2 år ago

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how tall are you?
you can find the length wit this code.

mer än 2 år ago

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Given A4 sizes find A3's long side
I think you know the relation between A3 and A4 paper so givens are sides of A4 x1=long side of A4 y1=short side of A4 y2 is ...

mer än 2 år ago

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Volume of Cylinder
Find the volume of a cylinder

mer än 2 år ago

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Which one is More bigger?
we have two input like (x,y) our output (z) must wich one is bigger input.

mer än 2 år ago

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Matrix indexing with two vectors of indices (★★)
(copy of Prob 589) Given a matrix M and two index vectors a and b, return a row vector x where x(i) = M(a(i),b(i)). Thus, if...

mer än 2 år ago

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Summy's even sum

mer än 2 år ago

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Four digit number ABCD reversal
write a MATLAB function to find the four-digit number ABCD when multiplied by 4 returns DCBA. The function takes an input x=4.

mer än 2 år ago

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Find the maxmum value of N*N Matrix
Input x=[1 2 3; 4 5 6; 7 8 9] output: y=9

mer än 2 år ago

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Determine whether the number is multiple of 3 or not
Let a=6 and as 6 = 2*3 which means 6 is multiple of 3; return true if a is multiple of 3,otherwise false.

mer än 2 år ago

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Finding sum of even numbers in a vector.
Find the sum of all the even numbers present in the input vector x. Examples: Input x = [1 2 3 4] Output y is 6 Input...

mer än 2 år ago