Results.jl

"""
Results of the exercises in the julia course: FirstSteps.jl
"""

# Please set your working directory
swd("/home/ev20kube/Dokuments/Julia/orWehreverYourProjectIs")

# What is the purpose of an apostrophe?   (‘)
# press ? in the REPL and find out that it is a conjugate transposition operator :)

# Update your packages
# press ] in the REPL and then tip 'update'
# or tip Pkg.update() in the REPL

# install packages
# 1. use the package manager in the REPL: ]add "Plots"
# install pkg in the REPL: using Pkg; Pkg.add("Distributions")

# Build an array with 20 normal distributed numbers
x = randn(1000)
# How would you make a histogram with 1000 random numbers?
import Pkg
using Plots
histogram(randn(1000))

#If a is set as a=true and afterwards b is set to b=!!!!a then what is the value of b? (true, false, or error?)
a = true
b = !!!!a

#Build an array with 10 random numbers between 1 and 10
a = rand(1:10,10)
println(a)
# print values smaller than 5, with the text:
# “The value … is smaller than 5”
for i in 1:length(a)
  if a[i] < 5
    println("The value $(a[i]) is smaller than 5")
  end
end

# Build an function that only print x, y, z if the values of all variables are not 0.
# In the case they are all 0, the function should print “Origin”.

function coordinates(x, y, z)
  if x==0 && y==0 && z==0
    println("origin")
  else
    println("($x, $y, $z)")
  end
end
coordinates(0,0,2)