User: cire

Position: #6 (among top 0.0%)
Rank ?: beholder

Tasks solved: 366
of them for certificate: 268

Country: United States of America

Relations   (details)
Is befriended by 2 users
and made friendship with 0 users

Registered: Feb 24 2018
Last visit: Feb 15 2026 15:31



 
 User have not filled his personal info still.
If you are acquainted - please ask him / her to do so!
Awards, Diplomas etc (how to win them?):

Certificate of Stargazer granted on Aug 24 2019
Solutions list
(view saved unsuccessful solutions)
Note: you can not view solutions of tasks which you have not yet solved yourself!
# Title Language Solution Date
1 Sum "A+B" Swift view
 Feb 25 2018
2 Sum in Loop Python view
 Feb 25 2018
3 Sums in Loop Swift view
 Feb 25 2018
4 Minimum of Two Swift view
 Feb 25 2018
5 Minimum of Three Swift view
 Feb 25 2018
6 Rounding Swift view
 Feb 25 2018
7 Fahrenheit to Celsius Swift view
 Feb 25 2018
8 Arithmetic Progression Swift view
 Feb 25 2018
9 Triangles Swift view
 Feb 25 2018
10 Linear Function Swift view
 Feb 25 2018
11 Sum of digits Swift view
 Feb 25 2018
12 Modulo and time difference Swift view
 Feb 25 2018
13 Weighted sum of digits Swift view
 Feb 25 2018
14 Modular Calculator Swift view
 Feb 25 2018
15 Maximum of array Swift view
 Feb 25 2018
16 Average of an array Swift view
 Feb 25 2018
17 Array Checksum Swift view
 Feb 25 2018
18 Square Root Swift view
 Feb 25 2018
19 Matching Brackets Swift view
 Feb 25 2018
20 Vowel Count Swift view
 Feb 25 2018
21 Array Counters Swift view
 Feb 25 2018
22 Two Printers Swift view
 Feb 25 2018
23 Bubble in Array Swift view
 Feb 26 2018
24 Neumann's Random Generator Swift view
 Feb 26 2018
25 Linear Congruential Generator Swift view
 Feb 26 2018
26 Greatest Common Divisor Swift view
 Feb 26 2018
27 Bubble Sort Swift view
 Feb 26 2018
28 Body Mass Index Swift view
 Feb 26 2018
29 Sort with Indexes Swift view
 Feb 26 2018
30 Reverse String Swift view
 Feb 26 2018
31 Rotate String Swift view
 Feb 26 2018
32 Josephus Problem Swift view
 Feb 26 2018
33 Parity Control Swift view
 Feb 26 2018
34 Binary Search Swift view
 Feb 26 2018
35 Savings Calculator Swift view
 Feb 26 2018
36 Code Guesser Swift view
 Feb 26 2018
37 Mortgage Calculator Swift view
 Feb 26 2018
38 Quadratic Equation Swift view
 Feb 27 2018
39 Share Price Volatility Swift view
 Feb 27 2018
40 Paths in the Grid Swift view
 Feb 27 2018
41 Median of Three Swift view
 Feb 27 2018
42 Blackjack Counting Swift view
 Feb 27 2018
43 Dice Rolling Swift view
 Feb 27 2018
44 Double Dice Roll Swift view
 Feb 27 2018
45 Cards Shuffling Swift view
 Feb 27 2018
46 Tic-Tac-Toe Swift view
 Feb 27 2018
47 Caesar Shift Cipher Swift view
 Feb 27 2018
48 Collatz Sequence Swift view
 Feb 27 2018
49 Rock Paper Scissors Swift view
 Feb 27 2018
50 Palindromes Swift view
 Feb 27 2018
51 Dungeons and Dragons Dice Swift view
 Feb 28 2018
52 Pythagorean Theorem Swift view
 Feb 28 2018
53 King and Queen Swift view
 Feb 28 2018
54 Pythagorean Triples Swift view
 Feb 28 2018
55 Matching Words Swift view
 Feb 28 2018
56 Life is Simple Swift view
 Feb 28 2018
57 Smoothing the Weather Swift view
 Feb 28 2018
58 Card Names Swift view
 Feb 28 2018
59 Bulls and Cows Swift view
 Feb 28 2018
60 Sweet Harvest Swift view
 Feb 28 2018
61 Prime Numbers Generation Swift view
 Feb 28 2018
62 Prime Ranges Swift view
 Mar 1 2018
63 Integer Factorization Swift view
 Mar 1 2018
64 Maze Pathfinder Swift view
 Mar 1 2018
65 Transitive Closure on Candy States Swift view
 Mar 1 2018
66 Caesar Cipher Cracker Swift view
 Mar 2 2018
67 Fibonacci Sequence Swift view
 Mar 2 2018
68 Bicycle Race Swift view
 Mar 2 2018
69 Fibonacci Divisibility Swift view
 Mar 3 2018
72 Funny Words Generator Swift view
 Mar 3 2018
70 Most Frequent Word Swift view
 Mar 3 2018
73 Hexagonal Grid Swift view
 Mar 3 2018
74 Clock Hands Swift view
 Mar 3 2018
75 Yacht or Dice Poker Swift view
 Mar 3 2018
76 Pawn Move Validator Swift view
 Mar 4 2018
77 Point to Segment Distance Python view
 Mar 4 2018
78 Bezier Curves Swift view
 Mar 4 2018
79 Cycles Detection Swift view
 Mar 4 2018
80 Duel Chances Swift view
 Mar 4 2018
81 Bit Count Swift view
 Mar 4 2018
71 Fibonacci Divisibility Advanced Swift view
 Mar 4 2018
83 Graph Generator Swift view
 Mar 4 2018
84 Dijkstra in the Network Swift view
 Mar 4 2018
85 Rotation in 2D Space Swift view
 Mar 4 2018
86 Brainfuck Interpreter Swift view
 Mar 4 2018
87 Tree Builder Swift view
 Mar 4 2018
94 Fool's Day 2014 Swift view
 Mar 6 2018
88 Pitch and Notes Swift view
 Mar 7 2018
89 Instrument Tuner Swift view
 Mar 7 2018
90 Lexicographic Permutations Swift view
 Mar 7 2018
91 Game of 2048 Swift view
 Mar 7 2018
92 Binary Heap Swift view
 Mar 7 2018
93 Starving Priority Queue Swift view
 Mar 8 2018
95 Simple Linear Regression Swift view
 Mar 8 2018
96 Snake Arcade Swift view
 Mar 8 2018
97 Girls and Pigs Swift view
 Mar 8 2018
98 Azimuth at Treasure Island Swift view
 Mar 8 2018
99 Uphill Shooting Swift view
 Mar 8 2018
100 Crossing the Road Swift view
 Mar 10 2018
101 Gradient Calculation Swift view
 Mar 10 2018
102 Travelling Salesman Swift view
 Mar 10 2018
103 Easter Eggs Swift view
 Mar 10 2018
82 Levenshtein Distance Swift view
 Mar 10 2018
104 Triangle Area Swift view
 Mar 10 2018
105 Convex Polygon Area Swift view
 Mar 10 2018
107 Knight's Tour Swift view
 Mar 11 2018
108 Star Medals Swift view
 Mar 11 2018
114 Tricky Printing Brainfuck view
 Mar 11 2018
116 Summing Up Brainfuck view
 Mar 11 2018
117 Divide by Two Brainfuck view
 Mar 13 2018
111 Necklace Count Swift view
 Mar 14 2018
112 Travelling Salesman Inverted Swift view
 Mar 14 2018
118 Maxit Single-Player Swift view
 Mar 15 2018
119 Brain Fibo Brainfuck view
 Mar 15 2018
120 Selection Sort Swift view
 Mar 16 2018
121 Insertion Sort Swift view
 Mar 16 2018
122 QuickSort Swift view
 Mar 16 2018
128 Combinations Counting Swift view
 Mar 16 2018
134 Flying Text Screensaver Swift view
 Mar 16 2018
127 Anagrams Swift view
 Mar 16 2018
171 Tree Height Measurement Swift view
 Mar 16 2018
156 Luhn Algorithm Swift view
 Mar 16 2018
135 Variable Length Code Swift view
 Mar 16 2018
172 Cloud Altitude Measurement Swift view
 Mar 16 2018
145 Modular Exponentiation Swift view
 Mar 16 2018
181 Reverse Polish Notation Swift view
 Mar 17 2018
143 Extended Euclidean Algorithm Python view
 Mar 17 2018
150 Introducing Regexps RegExp view
 Mar 17 2018
131 Four Pics One Word Swift view
 Mar 17 2018
207 Suffix Array Swift view
 Mar 17 2018
136 Variable Length Code Unpack Swift view
 Mar 17 2018
211 Information Entropy Swift view
 Mar 17 2018
125 Bogosort Swift view
 Nov 18 2018
139 Beam Balance and Masses Swift view
 Nov 19 2018
146 Color Cubes Swift view
 Nov 21 2018
151 Word Ladders Swift view
 Nov 21 2018
176 Say 100 Swift view
 Nov 21 2018
170 Binary Search in Array Swift view
 Nov 21 2018
154 Breadth First Search Swift view
 Nov 21 2018
155 Depth First Search Swift view
 Nov 21 2018
206 Base-32 Encoding Swift view
 Nov 22 2018
178 Maze of the Wumpus Swift view
 Dec 7 2018
161 Topological Sorting Swift view
 Dec 7 2018
191 Spaceship Weight Fraud Swift view
 Dec 7 2018
195 Mul Two Asm4004 view
 Apr 1 2019
197 Loops in Assembly Asm4004 view
 Apr 1 2019
198 Prn Hex Str Asm4004 view
 Apr 1 2019
196 Fibonacci Randomizer Asm4004 view
 Apr 1 2019
200 Fizz Buzz in Asm Asm4004 view
 Apr 1 2019
137 Shannon-Fano Coding Swift view
 Apr 6 2019
187 Static Web Page Swift view
 Aug 23 2019
188 Basics of HTML Swift view
 Aug 23 2019
189 Dynamic Web Page Swift view
 Aug 23 2019
190 Query String Parameters Swift view
 Aug 23 2019
199 Employees Web App Swift view
 Aug 23 2019
126 Sequence of Squares Brainfuck view
 Aug 24 2019
167 Copy Line Brainfuck view
 Aug 24 2019
168 Caesar meets BF Brainfuck view
 Aug 24 2019
133 Billiard Ball Swift view
 Aug 24 2019
165 Safe Landing Swift view
 Aug 24 2019
123 Knapsack of Integers Swift view
 Aug 24 2019
144 Modular Inverse Swift view
 Aug 24 2019
162 Rubik's Cube Swift view
 Aug 25 2019
182 Frodo and Black Riders Swift view
 Sep 3 2019
201 Point in Polygon Swift view
 Sep 3 2019
173 Chords of Music Swift view
 Sep 4 2019
158 Hamming Codes Swift view
 Sep 6 2019
130 Combinations with Repetitions Swift view
 Sep 6 2019
129 Enumerating Combinations Swift view
 Sep 6 2019
183 Connect Four Swift view
 Sep 9 2019
152 RSA Cryptography Python view
 Sep 9 2019
138 Huffman Coding Swift view
 Sep 9 2019
160 Social Web Scraper Swift view
 Jan 11 2020
106 Random Search Optimization Swift view
 Aug 22 2020
214 Sick Travellers Swift view
 Aug 22 2020
219 Neural Network Calculation Swift view
 Aug 22 2020
109 Lucky Tickets Swift view
 Aug 30 2020
174 Calculation of Pi Python view
 Aug 30 2020
164 Page Rank Swift view
 Aug 30 2020
184 Matches Picking Swift view
 Aug 30 2020
194 Convex Hull and Farmers Swift view
 Aug 30 2020
177 Nim Game Swift view
 Aug 31 2020
159 Hard Life Swift view
 Aug 31 2020
215 Klotski Swift view
 Sep 20 2020
140 Proper Bracket Sequences Python view
 Sep 20 2020
110 Lucky Tickets Advanced Python view
 Sep 20 2020
179 Look and Say binary Python view
 Sep 20 2020
221 XWords Swift view
 Mar 3 2021
222 Easter Eggs Advanced Swift view
 Mar 10 2021
223 Introducing Scheme Scheme view
 Mar 15 2021
218 Rain Must Fall Swift view
 Mar 16 2021
230 Move-To-Front Transform Swift view
 Apr 23 2021
229 Burrows-Wheeler Transform Swift view
 Apr 23 2021
238 Bear Hunt Swift view
 Nov 28 2021
239 Foxes and Geese Swift view
 Nov 28 2021
234 Train Merge Swift view
 Nov 29 2021
243 Grille Encryption Swift view
 Nov 29 2021
233 Language Study Swift view
 Nov 30 2021
208 Neighborhood of a String Swift view
 Nov 30 2021
192 Gangster Battles Swift view
 Nov 30 2021
202 Dancing Pairs Swift view
 Dec 1 2021
141 Sliding Window Search Swift view
 Dec 2 2021
142 LZ77 decompression Swift view
 Dec 5 2021
244 Introducing SQL SQL view
 Jan 20 2022
245 Aggregations in SQL SQL view
 Jan 20 2022
246 Joins in SQL SQL view
 Jan 22 2022
257 Missing Records in SQL SQL view
 Jan 22 2022
256 Rook Jump Maze Swift view
 Jan 23 2022
249 Turing Increment Turing Machine view
 Jan 23 2022
250 Turing Clone Turing Machine view
 Jan 24 2022
254 Rule 30 by Turing Turing Machine view
 Jan 24 2022
258 Text Justification Swift view
 Jan 24 2022
251 Radio Spies Swift view
 Jan 29 2022
259 Easter Bunnies Swift view
 Jan 29 2022
252 Shadok and Gibis Swift view
 Feb 5 2022
248 Christmas Puzzle Brainfuck view
 Feb 10 2022
235 Train Merge Advanced Swift view
 Feb 11 2022
265 Update in SQL SQL view
 Apr 10 2022
270 Hexlife Swift view
 Apr 10 2022
272 Hexplore Swift view
 Apr 12 2022
274 Two Buckets Swift view
 Apr 13 2022
275 Three Buckets Swift view
 Apr 13 2022
268 Logic Transformation Swift view
 Apr 15 2022
277 The Adventure of Morse Code Swift view
 Apr 24 2022
276 Lucky Pairs Swift view
 Apr 24 2022
115 Gradient Descent for SLE Swift view
 May 10 2022
281 Basic Tokenizer Swift view
 Jun 4 2022
284 Rotate Array In-Place BASIC view
 Jun 5 2022
253 Beautiful Line Chart Swift view
 Jun 5 2022
286 Self-Printing Program BASIC view
 Jun 5 2022
242 Comment Stripper RegExp view
 Jun 10 2022
175 Algae Robot Swift view
 Jun 10 2022
267 Turing Maze Turing Machine view
 Jun 18 2022
288 Langton's Ant Swift view
 Oct 13 2022
307 The Problem of Too Many Clues Swift view
 Oct 13 2022
289 The Case of the Desperate Mastermind Swift view
 Oct 13 2022
266 Pancake Sorting Swift view
 Oct 15 2022
301 Skyscraper Price Swift view
 Oct 15 2022
299 Tree Visualizer Swift view
 Oct 15 2022
298 Revoltle Swift view
 Oct 19 2022
303 Towers Under Cover Swift view
 Oct 20 2022
305 The Catacombs of Chronos Swift view
 Oct 21 2022
302 Sound-Controlled Robot Swift view
 Oct 22 2022
132 Stream Cipher Breaking Swift view
 Oct 22 2022
269 Fibonacci coding Swift view
 Oct 22 2022
291 Squirrels vs. Acorns Swift view
 Oct 22 2022
290 Every Leaf on Every Tree Swift view
 Oct 22 2022
311 The Mirror Maze Swift view
 Oct 22 2022
320 Accordion Swift view
 Nov 21 2022
329 Roman Arithmetic Swift view
 Feb 7 2023
324 Merge Sort Swift view
 Feb 7 2023
325 Ultimate Sort Trial BASIC view
 Feb 8 2023
297 Collatz in the Range Swift view
 Feb 10 2023
300 Run-Length Encoding Swift view
 Feb 10 2023
334 Find all of the SETs Swift view
 Apr 16 2023
337 Introducing Zeckendorf Swift view
 Apr 16 2023
338 Throwing Easter Eggs Swift view
 Apr 16 2023
339 Parking Lot Swift view
 Apr 16 2023
282 Predictable Board Game Swift view
 Apr 18 2023
335 Venus Visible Swift view
 Apr 18 2023
330 Easter Bunnies Are Back Swift view
 Apr 19 2023
347 Unwanted Multiples Swift view
 May 31 2023
336 Currency Arbitrage Swift view
 Jun 5 2023
349 Burrows Swift view
 Jun 5 2023
313 Seven Segment Decoder Other view
 Jun 7 2023
312 The Shredder Conundrum Swift view
 Jun 7 2023
351 Nicomachus Swift view
 Jul 7 2023
352 Hurkle Lua view
 Jul 7 2023
353 Hurkle Hunter Lua view
 Jul 8 2023
355 Robots Game Lua view
 Jul 8 2023
358 Mandelbrot Set Lua view
 Jul 8 2023
359 Find 3 Numbers Swift view
 Jul 8 2023
357 Ulam's Prime Spiral Swift view
 Jul 9 2023
354 Too Many Divisors Swift view
 Jul 16 2023
362 Euclid, Manhattan and Chebyshev Swift view
 Aug 1 2023
314 The Sorites Solution Swift view
 Aug 1 2023
294 Vigenere Cipher Swift view
 Aug 1 2023
295 Vigenere Cipher Cracker Swift view
 Aug 3 2023
113 Ground Zero Python view
 Aug 9 2023
364 Arthur Engel's Randomizer Swift view
 Aug 9 2023
124 Knapsack Backtracking Swift view
 Aug 9 2023
363 Language Detector Lua view
 Aug 16 2023
366 Image Cutting Swift view
 Sep 2 2023
367 Roguelike 1d Swift view
 Sep 8 2023
368 Number Base Palindrome Swift view
 Sep 8 2023
361 Rogue Mazes Python view
 Sep 10 2023
369 Flappy Bird Swift view
 Sep 10 2023
371 Pages to Print Swift view
 Sep 29 2023
372 String Minimization Swift view
 Sep 30 2023
376 Cartesian Tree Visualization Swift view
 Oct 13 2023
375 Space Invaders Lua view
 Oct 14 2023
374 Longest Common Subsequence Swift view
 Oct 14 2023
381 Finding Squares Swift view
 Oct 25 2023
385 Number of steps in Euclidean Algorithm Swift view
 Nov 13 2023
384 Equal Hamming Distance Swift view
 Nov 13 2023
380 Treap Study Swift view
 Nov 14 2023
148 Public Key Cryptography Intro Swift view
 Nov 15 2023
390 Card Pairing Solitaire Swift view
 Mar 6 2024
398 Collecting Diamonds Swift view
 Mar 8 2024
400 Memory Check Python view
 Mar 16 2024
399 Methane Identification Swift view
 Mar 16 2024
377 Sum of Digits Divisibility Swift view
 Mar 17 2024
157 Emirp primE Python view
 Mar 17 2024
407 River Labyrinth Swift view
 Apr 28 2024
408 Mad Beaver in River Labyrinth Swift view
 May 1 2024
401 Methane Rotation Swift view
 May 4 2024
323 Next Palindrome Swift view
 May 5 2024
185 Simple 3D Scene Swift view
 May 5 2024
406 Wormholes of Cygnus Swift view
 May 7 2024
403 Hi-Lo dice game Swift view
 May 7 2024
186 Simple 3D Scene (cont) Swift view
 May 7 2024
411 Elo Ratings Swift view
 Jun 2 2024
412 Json Fix Swift view
 Jun 10 2024
414 MIDI Variable Length Numbers Swift view
 Jun 12 2024
360 Whisky Blending Swift view
 Jun 12 2024
395 Growth of Micro-Organisms Swift view
 Jun 12 2024
416 Socket Server Python view
 Jun 26 2024
420 Life on a String Swift view
 Jul 13 2024
421 Princess and Tiger Swift view
 Jul 13 2024
428 Broken Keyboard Swift view
 Aug 31 2024
425 Explosive Breeding Swift view
 Aug 31 2024
427 Cheapest Bus Tickets Swift view
 Aug 31 2024
296 Tree Value Swift view
 Sep 7 2024
435 Maze Mapping API-Robot Swift view
 Nov 5 2024
436 Avoid the Grid Points Swift view
 Nov 5 2024
433 A Crime on Logic Island Swift view
 Nov 5 2024
434 A Crime on Logic Island Advanced Swift view
 Nov 6 2024
429 Moving Average in Time Swift view
 Nov 7 2024
437 Elections and Happiness Swift view
 Nov 8 2024
293 Sums of Triplets Swift view
 Nov 8 2024
255 LCM of a range Swift view
 Nov 8 2024
438 Maze Generator Swift view
 Nov 11 2024
340 Zeckendorf Lite Swift view
 Nov 11 2024
392 Fixing an Anagram Swift view
 Nov 19 2024
440 Mud Walker Swift view
 Nov 26 2024
445 Formula 1 Swift view
 Jan 1 2025
444 White Rectangle Swift view
 Jan 1 2025
446 Hangman Swift view
 Jan 3 2025
431 King and Rook Checkmate C/C++ view
 Jan 14 2025
452 Implication in Logic Verilog view
 Mar 9 2025
453 SR latch Verilog view
 Mar 9 2025
449 Space Pirates Swift view
 Mar 9 2025
454 Multiplexer 4x4 Verilog view
 Mar 11 2025
455 D flip-flop Verilog view
 Mar 11 2025
457 Railroad and Hamilton Swift view
 Apr 3 2025
458 Mountain Panorama Swift view
 Apr 8 2025
468 The Garden of Words Swift view
 Jul 23 2025
463 Crossing Towns Swift view
 Jul 24 2025
464 Graph to Loops Decomposition Swift view
 Jul 25 2025
469 Game of Generals Swift view
 Aug 7 2025
485 Magic 3 Swift view
 Jan 24 2026
478 Robot Deliveries Swift view
 Jan 25 2026
470 Shogi Engine Swift view
 Jan 28 2026
153 Fermat goes hacking RSA Python view
 Jan 31 2026
193 Maximum Flow Swift view
 Jan 31 2026
210 Ticket Puzzle Swift view
 Feb 2 2026
166 Page Rank as Eigenvector Swift view
 Feb 2 2026
209 Suffix Array Advanced Swift view
 Feb 3 2026
203 Tic-Tac-Toe Minimax Algorithm Swift view
 Feb 3 2026
484 A Message from Deep Space Swift view
 Feb 3 2026
163 Colliding Balls Swift view
 Feb 6 2026
216 Cracking Linear Congruential Generator Swift view
 Feb 7 2026
180 Simple Game of Sticks Swift view
 Feb 7 2026
149 Prime Chains Swift view
 Feb 12 2026
204 Wandering Star Swift view
 Feb 15 2026
205 Clustering the Stars Swift view
 Feb 16 2026

© 2013 - 2026, Rodion Gorkovenko
with kind help of You All!
based upon CodeAbbey opensource
Contacts and Support
Issues and Ideas
Privacy Policy