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# Nguyen Van Kien

### University of Engineering and Technology - Vietnam National University

Last seen: 약 1달 전 2021 이후 활성

Study at University of Engineering and Technology - Vietnam National University

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metre to feet converter
The idea is to make a converter, which exchange meters to feets. We use a factor of 1m = 3.281*1f. so 3m are equals to 9.843 m...

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Log of a number
Write a script that will give the log of x as output.

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area of a sphere

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Product of elements in a column

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multiply by 7

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Times 10
Try out this test problem first. Given the variable x as your input, multiply it by ten and put the result in y. Examples:...

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multiply by three
Given the variable x as your input, multiply it by 3 and put the result equal to y. Examples: Input x = 2 Output y is ...

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Multiply by 14

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Is it a number?
Determine if input is numeric. If it is,output is 1; if it is not, output is 0.

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Square a Number
Given an input x, return y, which is equal to the square of x.

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Number of digits in an integer
Specifies how many digits in a given integer. Example: in=100 ==> out=3

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Largest Prime Number
Given a matrix X, find the largest prime number in X.

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Angular Velocity

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Matlab Basics - y as a function of x
Write a function to calculate y as a function of x, such that y = 6x^2 + 5x - 2

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Close MATLAB with keyboard
Close MATLAB with keyboard without using mouse

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Speed of car
Calculate the Speed of car given its Distance travelled and time taken in x and y respectively

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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 + ...

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Return fibonacci sequence do not use loop and condition
Calculate the nth Fibonacci number. Given n, return f where f = fib(n) and f(1) = 1, f(2) = 1, f(3) = 2, ... Examples: ...

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Find the next Fibonacci number
In the sequence of Fibonacci numbers, every number is the sum of the two preceding ones: 1, 1, 2, 3, 5, 8, 13, 21, 34, 55...

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Pi Digit Probability
Assume that the next digit of pi constant is determined by the historical digit distribution. What is the probability of next di...

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Find Logic 17

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Find Logic 9

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Find Logic 12

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Find Logic 7

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Find Logic 3

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Find Logic 1

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Scoring for oriented dominoes
Given a list of ordered pairs, and the order they should be placed in a line, find the sum of the absolute values of the differe...

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Remove the air bubbles
Given a matrix a, return a matrix b in which all the zeros have "bubbled" to the top. That is, any zeros in a given column shoul...

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Find vampire numbers
A <http://en.wikipedia.org/wiki/Vampire_number vampire number> is a number v that is the product of two numbers x and y such th...

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Numbers with prime factors 2, 3 and 5.
Make a function which takes one positive integer n and returns a matrix with the numbers of the form (2^i)*(3^j)*(5^k) which are...

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