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Vu Tung


Last seen: 2 years ago Active since 2021

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  • Project Euler I
  • Tiles Challenge Master
  • Draw Letters
  • CUP Challenge Master
  • Introduction to MATLAB Master
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Return the first and last characters of a character array
Return the first and last character of a string, concatenated together. If there is only one character in the string, the functi...

2 years ago

Solved


ベクトルの値が増加しているかを調べよう
ベクトルの値が増加している場合 (ベクトルの各要素が前の要素よりも大きい場合) には true を、そうでない場合には false を返すようなコードを書いてみましょう。 例: 入力が x = [-3 0 7] のとき、 関数の...

2 years ago

Solved


チェッカーボードを作ろう
整数 n が与えられた時、以下の様な1と0を含むn×nの行列を作成しましょう。a(1,1) は1にする必要があります。 例: 入力 n = 5 出力 a が [1 0 1 0 1 0 1 0 1 0 ...

2 years ago

Solved


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。

2 years ago

Solved


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。...

2 years ago

Solved


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 ...

2 years ago

Solved


ベクトルのスケーリング
入力したベクトルの大きさを1にしてください。

2 years ago

Solved


Mass Conversion 1

2 years ago

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Temperature Conversion 3

2 years ago

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Temperature Conversion 2

2 years ago

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Temperature Conversion 1

2 years ago

Solved


Sum of series IX

2 years ago

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Sum of series VIII

2 years ago

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Sum of series
a(n) = n^2 - (n-1)^2 find the summation of the series upto n i.e. a(1)+a(2)+...+a(n)

2 years ago

Solved


Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?

2 years ago

Solved


Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?

2 years ago

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Sum of series IV
What is the sum of the following sequence: Σ(-1)^(k+1) (2k-1)^2 for k=1...n for different n?

2 years ago

Solved


Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?

2 years ago

Solved


Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?

2 years ago

Solved


Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?

2 years ago

Solved


Sum of series VII
What is the sum of the following sequence: Σ(km^k)/(k+m)! for k=1...n for different n and m?

2 years ago

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Solve expression III
Solve expression for given vector x. Expression = (tan(2*x^2+7*x-30.25)+log(x^3-2.25))/(nthroot(sin(x^3)^2+1/5*log(x^4-2.5),3))...

2 years ago

Solved


Count given word x in text.
Count how many times given word x repeats in text.

2 years ago

Solved


Draw a '4' in a zero matrix!

2 years ago

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Draw a '6' in a zero matrix!

2 years ago

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Draw a '9' in a zero matrix!

2 years ago

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Draw a '7' in a zero matrix!

2 years ago

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Draw a '8' in a zero matrix!

2 years ago

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Draw a '3' in a zero matrix!

2 years ago

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Draw a '2' in a zero matrix!

2 years ago

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