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Ashan Peiris


University of Moratuwa

325 total contributions since 2014

Electronics and Telecommunication Engineering student at University of Moratuwa.
Professional Interests: Image Processing, signal processing, digital system design

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Ashan Peiris's Badges

  • ASEE Challenge Master
  • CUP Challenge Master
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Solved


Who knows the last digit of pi?
There is only one man who knows the last digit of pi, who is that man? Give the name of that man, who, by popular believe, can ...

plus de 4 ans ago

Solved


Multiply a column by a row
* Given a column vector C and and a row vector R. * Output a matrix M. * Every column of M equals to C multiplied by correspon...

plus de 4 ans ago

Solved


Perfect Square
Find a function that finds the root of a perfect number!

plus de 4 ans ago

Solved


Celsius to Kelvin
Degrees Celsius = Kelvin - 273.15

plus de 4 ans ago

Solved


Small Riddle
Mr. Smith has two children. If the older child is a boy, what are the odds that the other child is also a boy?

plus de 4 ans ago

Solved


Sum all integers from 1 to 5^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=6

plus de 4 ans ago

Solved


Vector
Create a 1 x 10 vector from 1 to 20 with increments of 2

plus de 4 ans ago

Solved


Create a vector
Create a vector from 0 to n by intervals of 2.

plus de 4 ans ago

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Close MATLAB with keyboard
Close MATLAB with keyboard without using mouse

presque 5 ans ago

Solved


Check if equal
Return true if all the elements of an nD array are equal, false otherwise.

presque 5 ans ago

Solved


Squaring Matrix
Square the following matrix using matlab % A = 1 2 3 4 5 6 7 8 So new matrix should display...

presque 5 ans ago

Solved


Complex number
For complex number c=a+bi, write code that will add a and b together.

presque 5 ans ago

Solved


Positive Infinity
Round the array a towards positive infinity

presque 5 ans ago

Solved


Angle of triangle
For three unknown points a b c, given three sides ab bc ca, find three angles abc bca cab in radians. Your function should b...

presque 5 ans ago

Solved


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

presque 5 ans ago

Solved


MATCH THE STRINGS (2 CHAR) very easy
Match the given string based on first two characters on each string. For example A='harsa'; b='harish'; result '1' ...

presque 5 ans ago

Solved


Matrix to column conversion
Given a matrix of any size, convert it into a column vector. e.g A=[10 20 30; 40 50 60] then, B = [10; 40; ...

presque 5 ans ago

Solved


Triangle Numbers Below N
This is an offshoot of <http://www.mathworks.com/matlabcentral/cody/problems/5-triangle-numbers Cody Problem 5: Triangle Numbers...

presque 5 ans ago

Solved


select the primes of a vector
Find the prime numbers in a vector

presque 5 ans ago

Solved


Half?
If you toss an even number (x) of coins, what is the probability (y) of 50% head and 50% tail?

presque 5 ans ago

Solved


Back to basics 24 - Symbolic variables
Covering some basic topics I haven't seen elsewhere on Cody. Given a string algebraic expression, return the symbolic variabl...

environ 5 ans ago

Solved


Reverse a matrix
Its simple. You have to reverse a given matrix.

environ 5 ans ago

Solved


Perfect Square or not
find Given input x is perfect square or not,if yes then output y=1.else y=0

environ 5 ans ago

Solved


Find the dimensions of a matrix
Just find the number of columns of the given matrix. Example x = [1 2 3 4 5 6] y = 2

environ 5 ans ago

Solved


Deleting an element in a matrix
For vector Grades=[98 56 78 34 100 88 87], delete the number 78 to get the following matrix Grades=[98 56 34 100 88 87] **re...

environ 5 ans ago

Solved


length of a vector
Find twice the length of a given vector.

environ 5 ans ago

Solved


Swap two numbers
Example Input: a = 10 b = 20 Output a = 20 b = 10

environ 5 ans ago

Solved


Rounding
Round 10.67 and make 'y' equal to that number.

environ 5 ans ago

Solved


matlab indian players
answer is one of the indian matlab player(just for fun dont take serious)

environ 5 ans ago

Solved


Remainder
Make 'y' equal to the remainder of 27 divided by 5. When x=27 and t=5

environ 5 ans ago

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