Community Profile # Nikolaos Nikolaou

Last seen: Today 2015 以来アクティブ

Physics , Wholesale auctions , Crypto Mining , Renewable Energy

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Définir une fonction creneau
Definr une fonction "creneau" qui prend en entrée un vecteur et renvoie la valeur 1 pour chaque élément positif du vecteur et...

Caracteres Unicos
Dada uma string, verifique se a string é composta de caracteres únicos, ou seja, nenhuma letra se repete. Retorne true ou false;...

Basic Mathematics 3
It was announced during a Robotics Competition kick off that two of the trickiest scoring objects are: soup cans, and beach ball...

Function substitution (1)
Evaluate the function for the given values of the variables N and t

16日 前

Array Concatenation (2)
Given two matrices, a and b, concatenate the two matrices vertically, i.e., the number of rows of the result should be equal to ...

16日 前

Array Concatenation (1)
Given two matrices, a and b, concatenate the two matrices horizontally, i.e., the number of columns of the result should be equa...

16日 前

Find the remainder - 02
Given an array of integers, find the remainder when the summation of all the elements is divided by N

18日 前

Fun with matrix
Design a sample matrix as given in the test cases

18日 前

Find the force required to support a lever
Students are designing a robot that will lift a block to the equilibrium position for transport to the scoring area. They have d...

18日 前

Coefficient of Kinetic friction
A robot exerts a F1 lb. force horizontally on a W lb. crate across a concrete floor at a constant speed. What is the coefficien...

18日 前

Calculate the acceleration of a crate
What is the acceleration of a crate if two robots apply F1 N and F2 N of force respectively and a frictional force of FR N acts ...

18日 前

Coefficient of Sliding Friction
A weight of W1 N rests on a horizontal plane. The plane is gradually inclined until at an angle θ = Ao with the horizontal, the ...

18日 前

Coefficient of Static friction
The coefficient of static friction between two surfaces is u. What force must be used to move a W lb. crate on a horizontal sur...

19日 前

Linear Motion 1
An object travels N feet in the first second of travel, N feet again during the second second of travel and N feet again during ...

19日 前

Linear Motion 2
During testing in the desert, a remotely operated vehicle travels D kilometers over rough terrain. The testing takes place over...

19日 前

Linear Motion 3
Suppose a robot is moving in a straight line and steadily increases its speed. It moves from v1 ft/s to v1+2 ft/s in the first ...

19日 前

Linear Motion 4
A robot accelerates at a rate of A ft/s2. Assuming the robot starts from rest how much time is required to reach an object loca...

19日 前

Linear Motion 6
An experimental vehicle traveling at v1 m/s is brought to a full stop in t seconds. How far does it travel before stopping? Roun...

19日 前

Linear Motion 7
A robot has a maximum rate of acceleration of a m/s2. If the robot starts from rest and reaches a velocity of v2 m/s. How far ha...

19日 前

Unique - Very Very Large Numbers
Given a vector column, with some very large numbers, create the ascending sort and unique vector. *Input:* A (column vector)...

28日 前

Magical Land
Mother Earth has gifted humanity a magical land to help all life on earth, in the shape of a n-sided regular polygon. You, bein...

30日 前

Minimum number of children to distribute unequal cookie portions
A cruel parent wants to distribute N cookies such that it is impossible for every child to receive the same number of cookies. W...

List the semiprimes
A semiprime number—or a 2-almost prime—is the product of two prime numbers. The numbers and are semiprimes, but and are not....

Sequence
Let S be a sequence of numbers Let Find for some , where and .

Find Min and Max Differences in a Vector
Given an array of integers, return the absolute largest and smallest (non zero) difference between any two numbers in the array....

Determine if all elements are odd
Given an array, return true if all of the elements are odd. ex. x = [3 4 1] allOdd(x) ans = false ex. x = [3 5 7; 5 9...

Find the number of primes leq than input
Given an integer n, determine the number of primes less than or equal to n.

Sum of 2 numbers in array
Given an array and a target sum, return true if any 2 numbers in the array sum up to the given target sum. Both numbers cannot h...

Momentum Calculation
A shopping cart of mass 'm1' is traveling with velocity 'u' and collides with a second shopping cart of mass 'm2.' The two shopp...

Determine whether one vector is a subset of another
While bumbling through a pair of problems in the Number Theory group, I wrote code to determine whether a vector is a subset of ...

2ヶ月 前