GCD
+==============+
Time: 20 minutes
Difficulty: easy
+==========+
find the GCD of two numbers using ONLY two variables

+==========+

Solutions and Challenge Ideas to @maxi_robot

Milady
+====+
Time: 5h
Difficulty: quite hard
+===============+
Given a chess board and eight queens that move according to the chess rules, find every possible way to place the queens in order for them NOT to touch eachother

+================+

Solutions and Challenge Ideas to @maxi_robot

Snek
+====+
Time: 20min
Difficulty: easy
Credits: @richeerust
+===============+
Create a game of Snake. Try to do it in less than 20 minutes!

+================+

Solutions and Challenge Ideas to @maxi_robot

JavaScript
+======+
Time: 2 minutes
Difficulty: easy
Language: Javascript
+===============+
What is the output of
console.log("b" + "a" + +"a" + "a");
?

Find out exactly that and many other things in this channel!
+===============+

Solutions and Challenge ideas to @maxi_robot

Compile Time
+==========+
Time: 5 minutes
Difficulty: medium
Language: C++
+===========+
Write a function that evaluates factorials at compile time!

+============+
Solutions and Challenge ideas to @maxi_robot

Reeee! Man!
+============+
Time: 20 minutes
Difficulty: medium
Language: C++ or Javascript
+============+
Given a Closure, implement a function that computes a riemann-sum of said function.

double calculate_integral (std::function <double(double)>, size_t precision);


Reminder: with the precision going to infinity, the Riemann-Sum becomes the integral of the function.
+============+
Solutions and Challenge ideas to @maxi_robot

Contribute!
+========+
Difficulty: hard
+==========+
This is a tough one! It is now time that you start contributing to open source projects in order for you to gain experience!

Choose an open source project and contribute to it!

:—————————:

If you can't think of an open source project to contribute to, here's a list of a few ones:

https://clinl.org : An open source Kernel that aims at replacing linux
https://github.com/nlohmann/json : a C++ library that parses JSON-Files

+==================+

Post other Open Source Projects in the group and Solutions and/or Challenge ideas to @maxi_robot

🚀🚀🚀🚀🚀🚀🚀🚀🚀🚀🚀🚀

Dont miss your opportunity

- Free Signals with a good profit
- News
- Trading Strategies
- Graph analysis
- Online Coaching
- GIVEAWAY

Time to join : TradeExperts

https://www.tg-me.com/joinchat-AAAAAEspJoBtulVHk0MuzQ

Boule
+====+
Time: very quick
Language: C++
Difficulty: easy
+==========+
Let x be an integer which can take a value of 0 or 1. The statement if(x == 0) x = 1; else x = 0; is equivalent to which one of the following?
(A) x=1+x;
(B) x=1—x;
(C) x=x—1;
(D) x=1%x;

+=============+
Solutions and Challenge ideas to @maxi_robot

Tech Suggestion
+============+
Social media is fun. Coding is fun. Imagine them both combined! @OverCoder did just that!

Visit his website codebottle.io and share your code with the world! Or maybe just add some snippets that others might find useful. You can also try to be funny with code. Everything works! But you can also just learn about other people's code.

Use it to share solutions to our challenges!
+============+

Webdev
+=====+
Time: 2-3h
Language: any
Difficulty: hard-ish
+=============+
Program a website with some kind of backend.
The website needs to have
1) file upload
2) secure login
3) posting texts + commenting on posts

+=============+
Solutions and Challenge ideas to @maxi_robot

Webdev in C++ is finally here!
+======================+

Everybody secretly yearns to use C++ for webdev. Well that yearning has been heard! Thanks to webcpp, this feet is finally possible easily!

github.com/wittmaxi/webcpp

Tech Suggestion
+==============+
Time is sparse, isn't it? Well, we've got something for you: https://30secondsofcode.org/about

Lamda
+====+
What is the output of this code?

#include <iostream>
int main () {
auto a = [] () {
std::cout << "a" << "b" << "abc";
}
}

[nothing]
[a]
[ab]
[abc]
[ababc]

Nothing?
+======+
What is the output of this code?

while (malloc (sizeof (long long)) != 0);

if (malloc (sizeof (long long) == 0) 
std::cout « "HI";

[nothing]
["HI"]
["Malloc"]
["==0"]

KickStart Your Six Figure Software/IT Career Today. Learn latest technologies. Courses by Engineers for Engineers.

First month - 50% OFF

http://bit.ly/2A5M2VB

Remote Shell
+=========+
Time: 1h
Language: C++
+==========+
Write a webpage that allows you to interact with your shell. No SSH allowed, instead, make a CGI-Application.

+=============+
Solutions and challenge ideas to @maxi_robot

Selfmodifying Code
+==============+
Language: C, C++
Time: 20 minutes
+==============+
Make a function that changes its own code!

+==============+
Solutions and challenge ideas to @maxi_robot

Data Structures #1
+===========+
Language: any
Time: 3hours
Difficulty: easy
+===========+
Implement a linked list and a pair of iterators for it.

+===========+

Solutions and challenge ideas to @maxi_robot