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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...

fast 2 Jahre vor

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ベクトル [1 2 3 4 5 6 7 8 9 10]　の作成
MATLABでは,角括弧の中に要素を入れることで、ベクトルを作成できる。 x = [1 2 3 4] また次のようにも書ける（コンマはオプション）。 x = [1, 2, 3, 4] 問題：次のベクトルを出力する関数を作成せよ。...

fast 2 Jahre vor

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Fibonacci-Sum of Squares
Given the Fibonacci sequence defined by the following recursive relation, * F(n) = F(n-1) + F(n-2) * where F(1) = 1 and F(1)...

fast 2 Jahre vor

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文字列の最初と最後の文字だけ抜き出しましょう。
文字列の最初と最後の文字をつなげて返すような関数を作成しましょう。もし文字が一つしかない場合、その文字は最初と最後の文字のため、関数はその文字を二回返すようにしておきましょう。例: stringfirstandlast('borin...

fast 2 Jahre vor

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行列内の素数の平均をとろう
行列が与えられたときに、その行列内の素数の平均を計算する関数を作成しましょう。例: 入力の行列が in = [ 8 3 　　　　　　　　　　　5 9 ] のとき、出力が 4 あるいは (3+5)/2 のようになり...

fast 2 Jahre vor

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2倍してみよう - ここからスタート！
初めにこの問題を試してみよう。入力としてxを与え、それを2倍して結果をyに代入せよ。 Examples: Input x = 2 Output y is 4 Input x = 17 Output y is 34 ...

fast 2 Jahre vor

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二つのベクトルの要素ごとの積の平均を計算しよう
二つの同じ長さのベクトルが与えられたとき、二つのベクトルの要素ごとの積の平均を求めましょう。例: 二つのベクトル [1 2 3] と [10 15 20] が与えられたとき、それぞれの要素ごとの積の平均を取ると、解は 33.3333 と...

fast 2 Jahre vor

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Is this is a Tic Tac Toe X Win?
For the game of Tic Tac Toe we will be storing the state of the game in a matrix M. For this game: We would store the state ...

fast 2 Jahre vor

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Pentagonal Numbers
Your function will receive a lower and upper bound. It should return all pentagonal numbers within that inclusive range in ascen...

fast 2 Jahre vor

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Is X a Fibonacci Matrix?
In honor of Cleve's new blog and post: <http://blogs.mathworks.com/cleve/2012/06/03/fibonacci-matrices/> Is X a Fibonacci ...

fast 2 Jahre vor

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Integer Sequence - II : New Fibonacci
Crack the following Integer Sequence. (Hints : It has been obtained from original Fibonacci Sequence and all the terms are also ...

fast 2 Jahre vor

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Return fibonacci sequence do not use loop and condition
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: ...

fast 2 Jahre vor

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Mysterious digits operation (easy)
What is this digit operation? 0 -> 0 1 -> 9 121 -> 9 44 -> 6 15 -> 5 1243 -> 7 ...

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Remove duplicated vertices
First input V_in is a vertices list (X Y Z coordinates) which may contain duplicata (identical rows). Second input T_in is th...

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List every vertices neighbor indices
Input T is a <https://fr.mathworks.com/help/matlab/ref/triangulation.html triangulation>. The purpose of this function is to ...

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Build edges list
Input T is a triangulation connectivity indices list (triplet list of indices -positive integers-, each index refering to a vert...

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Find neighbor triangle indices
First input T is a triangulation (triplet list of indices -positive integers-, each index refering to a vertex number in a corre...

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Remove duplicated triangles
Input T is a triangulation (triplet list of indices -positive integers-, each index refering to a vertex number in a correspondi...

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Find a common edge
First input is T, a triplet list of indices. Second input is e = [e1 e2], a row vector, couple of indices (positive distinct int...

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Find triangles from edge
First input is T, a Triplet list of indices -whom each row actually contains the three indices of a triangle vertices-. size(T) ...

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Balanced number
Given a positive integer find whether it is a balanced number. For a balanced number the sum of first half of digits is equal to...

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Draw '5' in Chinese.
Draw a x-by-x matrix '五' using 1s and 0s. Example: x=5 ans= [1 1 1 1 1 0 1 0 0 0 1 1 1 1 0 0 1 0 1 0 1 1 1 1 1] x=7...

fast 2 Jahre vor

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Find the Peak Particle Velocity on a ETL structure
PPV is a vibration parameter that can connect stress to a structure, it is measured in mm/s or mm/s-1. The higher the PPV the mo...

fast 2 Jahre vor

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Find the mean of the magic x
Given a x term, find the magic x, then find the mean/average of any one row or column.

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Calculate the Voltage Through a Step-Up Transformer
Given a step-up transformer has a primary coil with A number loops, a secondary coil with B number loops, and a primary voltage ...

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Ordinary Annuity : Future Value
Theorem : Future Value of an Ordinary Annuity where; F : Future value A : Periodic payment r : Rate per period n : Numbe...

fast 2 Jahre vor

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Given the mass and stiffness of an undamped SDOF system, find the natural frequency and the natural period of vibration
Problem Statement Given the mass and stiffness of an undamped SDOF system, find the system's natural frequency in both Hz and...

fast 2 Jahre vor

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Pi Digit Probability
Assume that the next digit of pi constant is determined by the historical digit distribution. What is the probability of next di...

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Given a square and a circle, please decide whether the square covers more area.
You know the side of a square and the diameter of a circle, please decide whether the square covers more area.

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Perimeter of a semicircle
Given the diameter d, find the perimeter of a semicircle

fast 2 Jahre vor