Convert Fahrenheit to Celsius
Calculate the Celsius temperature C given the Fahrenheit temperature F.
Examples:
Input F = 90
Output C is 32.22
I...
4 years 前
已解决
Swap two numbers
Example
Input:
a = 10
b = 20
Output
a = 20
b = 10
4 years 前
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Number of Circles in a Number
Given a number, return the number of closed 'circles' in the base 10 numerical representation.
Note: the number 4 has no circ...
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Square a Number
Given an input x, return y, which is equal to the square of x.
4 years 前
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Generate Square Wave
Generate a square wave of desired length, number of complete cycles and duty cycle. Here, duty cycle is defined as the fraction ...
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Sum of series VI
What is the sum of the following sequence:
Σk⋅k! for k=1...n
for different n?
4 years 前
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Sum of series V
What is the sum of the following sequence:
Σk(k+1) for k=1...n
for different n?
4 years 前
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Sum of series IV
What is the sum of the following sequence:
Σ(-1)^(k+1) (2k-1)^2 for k=1...n
for different n?
4 years 前
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Sum of series II
What is the sum of the following sequence:
Σ(2k-1)^2 for k=1...n
for different n?
4 years 前
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Sum of series III
What is the sum of the following sequence:
Σ(2k-1)^3 for k=1...n
for different n?
4 years 前
已解决
Sum of series I
What is the sum of the following sequence:
Σ(2k-1) for k=1...n
for different n?
4 years 前
已解决
Breaking Out of the Matrix
Do you want to take the Red Pill, or the Blue Pill?
If you take the Blue Pill, you will simply pass along to the next problem...