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Sum all integers from 1 to 2^x
Given a number x, your function must return the summation of all integers from 1 to 2^x.

5 years ago

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Find Logic 14

5 years ago

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Find Logic 17

5 years ago

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二乗になっている数を見つけよう
ある数のベクトルが与えられた場合、そのベクトルの要素の一つが他の要素の二乗であれば true を返し、それ以外の場合は false を返すようなコードを書いてみましょう。例: 入力が a = [2 3 4] のとき、出力 b は t...

5 years ago

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Problem for beginners
Suppose that x is a column vector, with at least a length of 6. Delete the 2., 6., and the second last row. Example: X=[1;2;3...

5 years ago

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Find Logic 18

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calculate linear convolution two vectors
for e.g in: a = [1 2 3] b = [4 5 6] out: y = [4 13 28 27 18]

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ascii value
let input='a' output=97

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vector to string
Determine what the ASCII characters spell out. Example: input = [ 72 73 71 72] output = 'HIGH'

5 years ago

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Convert number from given base to other base
Convert number from given base to other base. Example 400 in base 5, find equivalent number in base 8, it is 144.

5 years ago

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Find Logic 19

5 years ago

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Calculate the number of elements in a matrix.
Calculate the number of elements in a matrix.

5 years ago

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Radians to Degrees
Convert radians to degrees.

5 years ago

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Rankine to Celsius Converter
Given input R, degrees Rankine, convert into degrees Celsius.

5 years ago

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Find the distance traveled by a car given velocity and time.
A car is traveling at a constant velocity for a specific amount of time. The function should use the two inputs, velocity and ti...

5 years ago

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Kinetic Energy
Given mass, m, and kinetic energy, KE, find the velocity of the object.

5 years ago

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Times 10
Try out this test problem first. Given the variable x as your input, multiply it by ten and put the result in y. Examples:...

5 years ago

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Square
X is a number, write a code, where Y should be the square of X.

5 years ago

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Generate n equally spaced "intervals" between -x and x (★)
Given n and x, return a list of numbers (in ascending order) that divides the interval [-x x] into n equal-length intervals. ...

5 years ago

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Create a vector of n alternating ones and zeros (★★)
Given n, your output should be a vector y of numbers such that the first number is 1 and the numbers following it alternate betw...

5 years ago

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Element-wise vector product (★)
Given two vectors x and y, compute their element-wise product z. Thus, if x = [1 3 5] and y = [0.5 -1 2], then z = [1*0.5...

5 years ago

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Swap the first and last columns (★★)
(copy of Prob 19) Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becom...

5 years ago

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Create a vector of the first n odd numbers (★)
If n = 10, your program should return a vector y, where y = [1 3 5 7 9 11 13 15 17 19].

5 years ago

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Factorize uniquely! (★★)

5 years ago

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サイコロを作ろう
1から6までの独立かつランダムな数値を返すような関数を作成しましょう。例： >> [x1,x2] = rollDice(); と入力すると x1 = 5 x2 = 2 のような解を返します。

5 years ago

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easy problem
Find the last element of the array

5 years ago

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対称で、n*2n のサイズの行列を作成しましょう
サイズが n*2n の "mirror" 行列（対称行列）を作成しましょう。例: n=2 の場合、以下のような出力を返します。 m = [ 1 2 2 1 1 2 2 1 ] n = 3 の場合、以下のよう...

5 years ago

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テレビのサイズを求めてみよう
あなたは電気屋で働いています。あなたの電気屋にテレビを買いに来たお客さんに「何インチのテレビを買いたいのか」と質問したところ、対角線の情報しかわからないと言われてしまいました。しかし、テレビのインチを知るには、幅と高さの情報が必要です。 ...

5 years ago

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Triangle???
Calculate the circumference of an equilateral triangle with x

5 years ago

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Binary code (array)
Write a function which calculates the binary code of a number 'n' and gives the result as an array(vector). Example: Inpu...

5 years ago