Roll the Dice!
*Description*
Return two random integers between 1 and 6, inclusive, to simulate rolling 2 dice.
*Example*
[x1,x2] =...
3年弱 前
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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...
Create times-tables
At one time or another, we all had to memorize boring times tables. 5 times 5 is 25. 5 times 6 is 30. 12 times 12 is way more th...
3年弱 前
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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 <http://www.mathworks....
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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...
Rounding off numbers to n decimals
Inspired by a mistake in one of the problems I created, I created this problem where you have to round off a floating point numb...
3年弱 前
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MATLAB Basic: rounding II
Do rounding nearest integer.
Example: -8.8, answer -9
+8.1 answer 8
+8.50 answer 9
3年弱 前
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MATLAB Basic: rounding III
Do rounding towards minus infinity.
Example: -8.8, answer -9
+8.1 answer 8
+8.50 answer 8
3年弱 前
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MATLAB Basic: rounding IV
Do rounding towards plus infinity.
Example: -8.8, answer -8
+8.1 answer 9
+8.50 answer 9
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 Celsi...
3年弱 前
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An Ohm's Law Calculator
*BACKGROUND / MOTIVATION:*
Many important observations in math and science can be described by short, but powerful, equations...
Check if number exists in vector
Return 1 if number _a_ exists in vector _b_ otherwise return 0.
a = 3;
b = [1,2,4];
Returns 0.
a = 3;
b = [1,...
3年弱 前
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Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...
3年弱 前
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Swap the input arguments
Write a two-input, two-output function that swaps its two input arguments. For example:
[q,r] = swap(5,10)
returns q = ...