Jonathon Chang
Statistics
Solve a problem with a best solution
Awarded to Jonathon Chang on 31 Dec 2020
Solve 500 problems
Awarded to Jonathon Chang on 29 Dec 2020
Solve all the problems in Cody Problems in Japanese problem group
Awarded to Jonathon Chang on 23 Dec 2020
Solve all the problems in Draw Letters problem group
Awarded to Jonathon Chang on 22 Dec 2020
Solve Project Euler problems using Matlab
Awarded to Jonathon Chang on 10 Dec 2020
Solve all the problems in CUP Challenge
Awarded to Jonathon Chang on 02 Dec 2020
Solve all the problems in Introduction to MATLAB problem group
Awarded to Jonathon Chang on 01 Dec 2020
Solve a community group
Awarded to Jonathon Chang on 24 Nov 2020
Solve a problem for the first time
Awarded to Jonathon Chang on 24 Nov 2020
Content Feed
解決済み
Detect pair of equal values in a Matrix
A 2D matrix of 2 rows and N columns with random integer numbers. A = [3 1 2 4 6 6 7; 7 3 2 1 5 2 4] ...
9ヶ月 前
解決済み
Find the missing numbers.
Total *N* numbers are in the series of natural numbers ( *1,2,3,...,N* ). The input is an array (unsorted) of those natural num...
9ヶ月 前
解決済み
generate number in particular way
A = [1 5 2 7]; MAX = 10; generate a array Y = [1 2 2 2 2 2 3 3 4 4]; i.e. total eleme...
9ヶ月 前
解決済み
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?
9ヶ月 前
解決済み
Sum of series V
What is the sum of the following sequence: Σk(k+1) for k=1...n for different n?
9ヶ月 前
解決済み
Sum of series III
What is the sum of the following sequence: Σ(2k-1)^3 for k=1...n for different n?
9ヶ月 前
解決済み
Sum of series II
What is the sum of the following sequence: Σ(2k-1)^2 for k=1...n for different n?
9ヶ月 前
解決済み
Sum of series I
What is the sum of the following sequence: Σ(2k-1) for k=1...n for different n?
9ヶ月 前
解決済み
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?
9ヶ月 前
解決済み
Sum of series VI
What is the sum of the following sequence: Σk⋅k! for k=1...n for different n?
9ヶ月 前
解決済み
Perfect Square or not
find Given input x is perfect square or not,if yes then output y=1.else y=0
9ヶ月 前
解決済み
multiply by three
Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...
9ヶ月 前
解決済み
Reverse Run-Length Encoder
Given a "counting sequence" vector x, construct the original sequence y. A counting sequence is formed by "counting" the entrie...
9ヶ月 前
解決済み
Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...
9ヶ月 前
解決済み
Too mean-spirited
Find the mean of each consecutive pair of numbers in the input row vector. For example, x=[1 2 3] ----> y = [1.5 2.5] x=[1...
9ヶ月 前
解決済み
Divide by 4
Given the variable x as your input, divide it by four and put the result in y.
9ヶ月 前
解決済み
Create an m x n array consisting only of an input value.
Create an array with m rows and n columns wherein all entries are assigned the input value x.
9ヶ月 前
