Fibonacci sequence
Calculate the nth Fibonacci number.
Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ...
Examples:
Input...
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Flipping
Write code that can reverse the vector without using any sort of loop.
Example
Given the input vector
A = [ 1 2 3 4 5...
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Flip the bit
Given an input character string (e.g. '1001'), return a character string with the bits flipped ('0110').
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swap sign sum & multiply castles
It is an easy problem, if you know the answer.
Given a square matrix of NxN ordinary numbers.
Initially place N identical indi...
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Swap two numbers
Example
Input:
a = 10
b = 20
Output
a = 20
b = 10
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Half-Swap
Given a vector with an even number of elements,
rearrange it so that the elements in its first
half are switched with those i...
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Remove a specific character with another
Remove any (-) dash sign with (_) underscore
Ex = 'The-Journey-of-thoudsands-miles-starts-with-a-single-step'
y = 'The_Jour...
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Swap between rows
The idea is to swap between second and second last row
Ex = [1 2 3 4 5;
5 4 3 2 1;
1 2 3 4 5;
1 2 3 4 5;
...
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Number of 1s in a binary string
Find the number of 1s in the given binary string.
Example. If the input string is '1100101', the output is 4. If the input stri...
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Make a random, non-repeating vector.
This is a basic MATLAB operation. It is for instructional purposes.
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If you want to get a random permutation of integer...
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Getting the indices from a vector
This is a basic MATLAB operation. It is for instructional purposes.
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You may already know how to find the logical indices o...
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Matlab Basics - Switching Assignments
Switch assignments for variables x and y, for example
start with x = 1 and y = 3
end with y = 1 and x = 3
Do NOT simply r...
8ヶ月 前
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Swap between columns
The idea is to swap between second and second last column
Ex = [1 2 3 4 5;
1 2 3 4 5;
1 2 3 4 5;
1 2 3 4 5;
...
9ヶ月 前
解決済み
Swap between first and last
The idea is to swap between first and last row
Ex = [1 2 3 4 5;
1 2 3 4 5;
1 2 3 4 5;
1 2 3 4 5;
...
9ヶ月 前
解決済み
Swap between first and last column
The idea is to swap between first and last column
Ex = [1 2 3 4 5;
1 2 3 4 5;
1 2 3 4 5;
1 2 3 4 5;
1 2 3 ...