Results URLs are following.
These are here just in case if they take down the demo ticket.
You can download it and see the play backs.
Lesson 01 Time Complexity : TapeEquilibrium
https://codility.com/demo/results/demo5JEZP7-YNX/
Lesson 02 Counting Elements : PermCheck
https://codility.com/demo/results/demoPB2AMU-HMR/
Lesson 03 Prefix Sums : Passing Cars
https://codility.com/demo/results/demoCX3F72-JRU/
Lesson 04 Sorting : Triangle
https://codility.com/demo/results/demoK832FY-NGM/
Lesson 05 Stacks : Brackets
https://codility.com/demo/results/demo3H6XZZ-YA4/
Lesson 06 Leader : Dominator
https://codility.com/demo/results/demoDMNCPU-KB9/
Lesson 07 Maximum slice problem : MaxProfit
https://codility.com/demo/results/demoUXEGG3-2ME/
Lesson 08 Prime Numbers : MinPerimeterRectangle
https://codility.com/demo/results/demo8U4R8V-SFA/
Lesson 09 Sieve of Eratosthenes : CountNonDivisible
https://codility.com/demo/results/demoBZB9WR-PJB/
Lesson 09 Sieve of Eratosthenes : CountNonDivisible (re-try after some research)
https://codility.com/demo/results/demoR98G3Y-FVA/
Lesson 10 Euclidean Algorithm : ChocolatesByNumbers (this one took me couple submits because without the commented optimization, it was failing on larger numbers even though conceptually it is correct)
https://codility.com/demo/results/demoWXHZ9T-BKN/
Lesson 11 Fibonacci Number : Ladder
(50%)
https://codility.com/demo/results/demo3BB4M5-4NU/
(100%) Same exact code. Just because I used ulong to store Fibonacci number I am able to pass this.
https://codility.com/demo/results/demoBNGHNN-7JQ/
Just because I tried it with C++
https://codility.com/demo/results/demoNCTA7C-VGD/
OK I just needed to use uint. no need ot use longs just unsigned was the important part of calculation
https://codility.com/demo/results/demoUVHRDS-9U8/
Lesson 12 Binary Search Algorithm : MinMaxDivision https://codility.com/demo/results/demoQE5422-EHW/
Lesson 13 Caterpillar Method : AbsDistinct
https://codility.com/demo/results/demoGQ6H6C-S3S/
Lesson 14 Greedy Algorithm : TieRopes
https://codility.com/demo/results/demoK4QY33-XVM/
Lesson 15 Dynamic Programming : Number Solitaire
https://codility.com/demo/results/demoF2E6HG-X2S/