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Calculate Triangle Area, A, B and Gamma is given.

5 years ago

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Taxi vs Euclides

5 years ago

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subtract central cross
Given an n-by-n square matrix, where n is an odd number, return the matrix without the central row and the central column.

5 years ago

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index of n^2 in magic(n)
input=5 magic matrix 17 24 1 8 15 23 5 7 14 16 4 6 13 20 22 10 ...

5 years ago

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Find the index of n in magic(n)
If input n=5, then magic(n) is 17 24 1 8 15 23 5 7 14 16 4 6 13 20 22...

5 years ago

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average for three points
how to calculate the average (for each three values of y) y=[2 3 5 3 4 2 3 4 5 3 2 7 8 6 5 5 4 3 3 3 2 ] you ...

5 years ago

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commutative?
Given the handle to a binary function that takes two ordinary numbers, test if the function is commutative.

5 years ago

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Flip the Image

5 years ago

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Rotate the Image

5 years ago

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Swap Red and Blue

5 years ago

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Gray Image

5 years ago

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Related Vectors
I have two vectors A & B. If the values in vector A is zero then the corresponding value in vector B should be zero. Example:...

5 years ago

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Function composition
Write a function that accepts two function handles f and g and returns the composition h. That is, h = (f o g)(x) = f(g(x)) ...

5 years ago

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odd number odd sum
How many three digit numbers are there whose sum of the digits is odd?

5 years ago

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Number Puzzles - 001

5 years ago

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Generate a random matrix A of (1,-1)
Input n: is an positive integer which serves as the dimension of the matrix A; Output: A=(Aij),where each entry Aij is either...

5 years ago

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Find the maximum two numbers of every column of a matrix
Find the maximum two numbers of every column of a matrix. Example: If we input a matrix A = [ 1 2 4 6 0 3 ...

5 years ago

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List the erauqs

5 years ago

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List the emirps

5 years ago

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Matrix of almost all zeros, except for main diagonal
Write a program to input an integer n and build a n-by-n matrix with the numbers 1,2,...,n on the main diagonal and zeros elsewh...

5 years ago

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Add a vector to a matrix
Given a matrix |mat| of size |mXn| and a row vector |v| of size |1Xs|, return a matrix with |m+1| rows that conatains |mat| over...

5 years ago

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Find x rows where the sum of the numbers is the maximum

5 years ago

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Draw a '4' in a zero matrix!

5 years ago

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Draw a '9' in a zero matrix!

5 years ago

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Draw a '7' in a zero matrix!