Community Profile

# Jiang Senmiao

Last seen: alrededor de 1 mes ago Active since 2021

Shanghai, Athens, Orjestad. Passed the exam by solving a lot of problems on Cody.

#### Content Feed

View by

Solved

Convert from integer to binary
if true % decimalToBinaryVector(x) end

alrededor de 1 mes ago

Solved

Matlab Basics II - Intervals
Write a function that takes an interval from a to b, and divides it into 5 parts example: a = 1, b = 2 output = 1 1.25 ...

alrededor de 1 año ago

Solved

Sum the numbers on the main diagonal
Sum the numbers on the main diagonal of an n-by-n matrix. For input: A = [1 2 4 3 6 2 2 4 7]...

alrededor de 1 año ago

Solved

Find the area of a triangle
Given a triangle with a base b and height h, return the triangle area.

alrededor de 1 año ago

Solved

Project Euler: Problem 6, Natural numbers, squares and sums.
The sum of the squares of the first ten natural numbers is, 1^2 + 2^2 + ... + 10^2 = 385 The square of the sum of the first ...

alrededor de 1 año ago

Solved

Find the index of the largest value in any vector X=[4,3,4,5,9,12,0,4.....5]
The given function returns the index of the maximum value in a given matrix. such as X=[4,3,4,5,9,12,0,5] Ans= 6 if maxim...

alrededor de 1 año ago

Solved

Matlab Basics II - squares
Write a function that takes matrix A, and squares each element in the matrix example: A = [1 2 3] output = [1 4 9]

alrededor de 1 año ago

Solved

Divide pi
Divide pi by x!

alrededor de 1 año ago

Solved

Multiply pi
Multiply pi with x!

alrededor de 1 año ago

Solved

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...

alrededor de 1 año ago

Solved

Speed of car travelling x meters in y seconds
What is the speed of a car if the car travelled x meters in y seconds? Supply the answer in m/s.

alrededor de 1 año ago

Solved

A Simple Tide Gauge with MATLAB
*&#8767 &#8767 &#8767 &#8767 &#8767 &#8767 &#8767 &#8767* You are standing in a few inches of sea water on a beach. You a...

alrededor de 1 año ago

Solved

Convert from Fahrenheit to Celsius
Given an input vector |F| containing temperature values in Fahrenheit, return an output vector |C| that contains the values in C...

alrededor de 1 año ago

Solved

Prime factor digits
Consider the following number system. Calculate the prime factorization for each number n, then represent the prime factors in a...

alrededor de 1 año ago

Solved

Mersenne Primes vs. All Primes
A Mersenne prime (M) is a prime number of the form M = 2^p - 1, where p is another prime number. <https://www.mathworks.com/matl...

alrededor de 1 año ago

Solved

Mersenne Primes
A Mersenne prime is a prime number of the form M = 2^p - 1, where p is another prime number. For example, 31 is a Mersenne prim...

alrededor de 1 año ago

Solved

The Goldbach Conjecture
The <http://en.wikipedia.org/wiki/Goldbach's_conjecture Goldbach conjecture> asserts that every even integer greater than 2 can ...

alrededor de 1 año ago

Solved

Project Euler: Problem 7, Nth prime
By listing the first six prime numbers: 2, 3, 5, 7, 11, and 13, we can see that the 6th prime is 13. What is the Nth prime nu...

alrededor de 1 año ago

Solved

There are 10 types of people in the world
Those who know binary, and those who don't. The number 2015 is a palindrome in binary (11111011111 to be exact) Given a year...

alrededor de 1 año ago

Solved

Summing digits
Given n, find the sum of the digits that make up 2^n. Example: Input n = 7 Output b = 11 since 2^7 = 128, and 1 + ...

alrededor de 1 año ago

Solved

Reverse the input
Given an input (n), produce an output in the reverse order with out using string variables or string function. Example x ...

alrededor de 1 año ago

Solved

How to calculate log?
There is a log that have base 5. How to calculate? log5(x)?

alrededor de 1 año ago

Solved

Insert zeros into vector
Insert zeros after each elements in the vector. Number of zeros is specified as the input parameter. For example: x = [1 ...

alrededor de 1 año ago

Solved

Nth root
Nth root of a number x

alrededor de 1 año ago

Solved

Calculate the average value of the elements in the array
Calculate the average value of the elements in the array

alrededor de 1 año ago

Solved

Switch matrix to a column vector
for e.g. x = [1 2 3 4] y = 1 3 2 4

alrededor de 1 año ago

Solved

Find minimum and maximum elements of an array
For a given array find minimum and maximum elements of an array and store minimum value in first index of output and maximum in ...

alrededor de 1 año ago

Solved

Create sequnce 1 4 9 16 25.........
Create sequnce 1 4 9 16 25......... upto entered input value using matlab scripting commands. Let y be output and x be input

alrededor de 1 año ago

Solved

Sum two matrices
Take two incoming matrices, and sum them

alrededor de 1 año ago

Solved

easy problem
Find the last element of the array

alrededor de 1 año ago