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135 2018 年以降の合計貢献数

Triangle sequence
A sequence of triangles is constructed in the following way: 1) the first triangle is Pythagoras' 3-4-5 triangle 2) the s...

Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

Find a Pythagorean triple
Given four different positive numbers, a, b, c and d, provided in increasing order: a < b < c < d, find if any three of them com...

Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...

Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...

Given area find sides
In a right angle triangle given area 'A' one arm=x, another arm=2x then find the value of x. For example, area A=400 then ...

Area of a circle
Find the value for area of the circle if diameter is given

Wrapping the Tower of Pisa
The famous artist Christo Vladimirov Javacheff, who likes pizza, wants to wrap the well-known Italian tower in paper. It is a ci...

find the surface area of a cube
given cube side length x, find the surface area of the cube, set it equal to y

Find the area of a triangle
Given a triangle with a base b and height h, return the triangle area.

Area of a circle
Given the radius x, y would be the area of a circle. Pi = 3.1416

Area of rhombus
Calculate the rhombus area

Volume and area of a sphere
Input(r) - radius Output([v,s]) - volume and area

Area of a Square
Given the length x of the side of a regular square, find the area of the square, A.

Square root of a number
Write a code that will output the square root of x.

Change string to number
Change given string to number. (hint: there is already function) Changing from ['1234'] to [1234] is one of example

How to calculate log?
There is a log that have base 5. How to calculate? log5(x)?

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

true or false
if the matrix has a zero, return true. else, return false

subtraction of two nos
given a and b, subtract and give the answer

Perimeter of a semicircle
Given the diameter d, find the perimeter of a semicircle

Find the distance traveled by a car given velocity and time.
A car is traveling at a constant velocity for a specific amount of time. The function should use the two inputs, velocity and ti...

BASICS - sum part of vector
Please make a function, where as input you get vector "x" and and vector "c", where in "c" vector you get indexes to sum. Examp...

Arrange Vector in descending order
If x=[0,3,4,2,1] then y=[4,3,2,1,0]

Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

Area of an Isoceles Triangle
An isosceles triangle has equal sides of length x and a base of length y. Find the area, A, of the triangle. <<http://upload...

Dimensions of a rectangle
The longer side of a rectangle is three times the length of the shorter side. If the length of the diagonal is x, find the width...

Return area of square
Side of square=input=a Area=output=b

length of a vector
Find twice the length of a given vector.

Find the hypotenuse
Given a and b (the two sides of a right-triangle), find c, the hypotenuse.