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goc3


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2,876 2014 年以降の合計貢献数

Materials Scientist / Metallurgist / Mechanical Engineer
Professional Interests: Data automation, synthesis, and analysis

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goc3's バッジ

  • MATLAB Central Treasure Hunt Finisher
  • Cody 5th Anniversary Finisher
  • Cody 5th Anniversary Author
  • Knowledgeable Level 1
  • First Answer
  • Introduction to MATLAB Master
  • Curator
  • Matrix Patterns II Master
  • First Review
  • Matrix Patterns III Master
  • Project Euler I
  • Matrix Manipulation II Master
  • Matrix Patterns I Master
  • Draw Letters
  • Cody Problems in Japanese Master

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Precision problem while solving Cody Problems
There are quite a few problems that have been posted to Cody that erroneously use isequal() to test answers, rather than using a...

2ヶ月 前 | 2

解決済み


Scrabble Scores - 4
This problem is part of a set of problems that successively develop a more sophisticated Scrabble scoring routine. The point dis...

9ヶ月 前

解決済み


Calculate Amount of Cake Frosting
Given two input variables |r| and |h|, which stand for the radius and height of a cake, calculate the surface area of the cake y...

約1年 前

解決済み


return row and column indices given 2 values which define a range
Inspired by problem <http://www.mathworks.co.kr/matlabcentral/cody/problems/856-getting-the-indices-from-a-matrice> Inputs: - ...

1年以上 前

解決済み


Morse Code Generator! Try it!
.... . .-.. .-.. --- . ...- . .-. -.-- --- -. . -.-.-- .-.. . - ... -.. --- ... --- -- . -- --...

1年以上 前

問題


Lights Out 15 - 5x5, broken buttons I
<https://en.wikipedia.org/wiki/Lights_Out_(game) Lights Out> is a logic game wherein all lights need to be turned off to complet...

1年以上 前 | 0 | 8 個のソルバー

解決済み


Get Next Combination
Return next combination For example three-element combinations of 1:5 1 2 3 1 2 4 1 ...

1年以上 前

解決済み


Replicate elements in vectors
Replicate each element of a row vector (with NaN) a constant number of times. Examples n=2, A=[1 2 3] -> [1 1 2 2 3 3] ...

1年以上 前

解決済み


Pascal's Equilateral triangle inside a Matrix!!!
Given a number of row 'n', generate the following pascal's matrix 'p' where spaces are filled by 'zeros'. number of row, n = ...

1年以上 前

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Find the centre of an arc and its radius
Given two points on an arc (x0,y0) and (x1,y1) and the angle between them, alpha. Return the centre of the circle and the rad...

1年以上 前

解決済み


Approximate the inverse tangent by power series
Given values b (where abs(b)<=1) and n (polynomial order), write a function that calculates atan(b) by using power series.

1年以上 前

問題


Lights Out 14 - 5x5, four stages, x moves
<https://en.wikipedia.org/wiki/Lights_Out_(game) Lights Out> is a logic game wherein all lights need to be turned off to complet...

1年以上 前 | 1 | 7 個のソルバー

問題


Lights Out 13 - 5x5, three stages, x moves
<https://en.wikipedia.org/wiki/Lights_Out_(game) Lights Out> is a logic game wherein all lights need to be turned off to complet...

1年以上 前 | 1 | 7 個のソルバー

解決済み


Parsing Expressions - Binary Arithmetic Operators I
Parse and evaluate expressions like these: '1 + 2' '51 - 78' '42 * 9' The only operators are +, -, *. Both argu...

1年以上 前

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Given a matrix A return a vector of the product of the elements in each column using a loop without using prod.
--------------------- for m: 3 1 3 3 10 1 9 1 9 4 1 4 5 6 5 ...

1年以上 前

解決済み


Given a matrix A (size m x n) create a matrix B (size m+2 x n+2) which consists of matrix A surrounded by zeros. See Example below:
A = [1 2 3 4 5 6] ----------- B = [0 0 0 0 0 0 1 2 3 0 0 4 5 6 0 0 0 0 0 0]

1年以上 前

解決済み


Given a Vector v1, create v2 which is the sum of each two adjacent elements in v1. {length(v2)=length(v1)-1}
if v1 is [1 2 3 4 5 6 7 8] then v2 should be [3 5 7 9 11 13 15]. if v1 is [1; 3; 5; 7] the...

1年以上 前

解決済み


Opposite point of the earth, what is the antipodal of a point ?
Given two strings(lat and long) that represent the geographic coordinates of a point in the earth, you have to find out what is ...

1年以上 前

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Calculate Resistance 2
In this problem, you have to calculate Resistance R of a linear conductor having voltage V across it and current I is passing i...

1年以上 前

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Calculate Resistance
Calculate Resistance R of a linear conductor having resistivity p, length l and area A

1年以上 前

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Add 3 numbers
In this problem, you have to add three numbers a, b and c. Give output d = add(a,b,c)

1年以上 前

解決済み


Sum of a geometric series
Give the sum of the first 'n' terms of a geometric series, given 'a' as the first term and 'r' as the ratio.

1年以上 前

問題


Lights Out 12 - 5x5, three stages, <7 moves
<https://en.wikipedia.org/wiki/Lights_Out_(game) Lights Out> is a logic game wherein all lights need to be turned off to complet...

1年以上 前 | 0 | 8 個のソルバー

問題


Lights Out 11 - 5x5, with wrapping, x moves
<https://en.wikipedia.org/wiki/Lights_Out_(game) Lights Out> is a logic game wherein all lights need to be turned off to complet...

1年以上 前 | 1 | 10 個のソルバー

解決済み


Permutation Via Multiplication
Given two numbers a and b, determine if the product ab is a permutation of the digits of a. For example, this is always true for...

1年以上 前

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Easy problem
This is an easy problem. Just click on submit.

1年以上 前

解決済み


Mean number of letters per word (Easy)
Given a character array, s, representing a sentence, return a, the arithmetic mean of the number of letters per word in the give...

1年以上 前

解決済み


X O X Oh!
_This follows on from problem 44850 - X O X O_ <https://www.mathworks.com/matlabcentral/cody/problems/44850-x-o-x-o> On a...

1年以上 前

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X O X O
On a noughts and crosses board, how many possible unique combinations are there given a square grid of length n? Assumptions/...

1年以上 前

解決済み


Say type of roots in quadratic equation
Given the coefficients of a quadratic equation, write a function that gives the output y='RealDifferent' if the roots are real a...

1年以上 前

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