User: Goodwin Lu

Position: #181 (among top 0.3%)
Rank ?: stargazer

Tasks solved: 145
of them for certificate: 107

Country: United States of America

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

Registered: Nov 11 2015
Last visit: Jun 27 2022 16:23



 

I like to code in c++ and Java. My hobbies are playing the piano, drawing (have a deviantart account at 9king.deviantart.com), and listening to music ( occasionally reviewing songs at favesongs.wordpress.com.)

Awards, Diplomas etc (how to win them?):

Certificate of Stargazer granted on Jul 18 2020

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" C/C++ view
Nov 11 2015
2 Sum in Loop C/C++ view
Nov 25 2015
3 Sums in Loop C/C++ view
Dec 2 2015
4 Minimum of Two C/C++ view
Dec 2 2015
5 Minimum of Three C/C++ view
Dec 2 2015
15 Maximum of array C/C++ view
Dec 3 2015
1 Sum "A+B" Java view
Dec 3 2015
1 Sum "A+B" Python view
Dec 3 2015
2 Sum in Loop Python view
Dec 3 2015
41 Median of Three C/C++ view
Dec 4 2015
43 Dice Rolling C/C++ view
Dec 4 2015
28 Body Mass Index C/C++ view
Dec 4 2015
6 Rounding C/C++ view
Dec 4 2015
7 Fahrenheit to Celsius C/C++ view
Dec 5 2015
11 Sum of digits C/C++ view
Dec 6 2015
114 Tricky Printing Brainfuck view
Dec 6 2015
32 Josephus Problem Java view
Dec 6 2015
32 Josephus Problem C/C++ view
Dec 6 2015
1 Sum "A+B" Brainfuck view
Dec 6 2015
3 Sums in Loop Python view
Dec 7 2015
4 Minimum of Two Python view
Dec 7 2015
5 Minimum of Three Java view
Dec 7 2015
43 Dice Rolling Python view
Dec 7 2015
20 Vowel Count C/C++ view
Dec 8 2015
171 Tree Height Measurement C/C++ view
Dec 8 2015
13 Weighted sum of digits C/C++ view
Dec 9 2015
58 Card Names C/C++ view
Dec 9 2015
58 Card Names Python view
Dec 9 2015
16 Average of an array C/C++ view
Dec 9 2015
17 Array Checksum C/C++ view
Dec 11 2015
8 Arithmetic Progression C/C++ view
Dec 11 2015
21 Array Counters C/C++ view
Dec 11 2015
9 Triangles C/C++ view
Dec 11 2015
30 Reverse String C/C++ view
Dec 11 2015
30 Reverse String Python view
Dec 11 2015
48 Collatz Sequence C/C++ view
Dec 11 2015
48 Collatz Sequence Python view
Dec 11 2015
14 Modular Calculator C/C++ view
Dec 12 2015
44 Double Dice Roll C/C++ view
Dec 13 2015
44 Double Dice Roll Python view
Dec 13 2015
45 Cards Shuffling C/C++ view
Dec 13 2015
12 Modulo and time difference C/C++ view
Dec 13 2015
10 Linear Function C/C++ view
Dec 14 2015
26 Greatest Common Divisor C/C++ view
Dec 14 2015
35 Savings Calculator C/C++ view
Dec 14 2015
52 Pythagorean Theorem C/C++ view
Dec 14 2015
18 Square Root C/C++ view
Dec 15 2015
68 Bicycle Race C/C++ view
Dec 15 2015
68 Bicycle Race Python view
Dec 15 2015
27 Bubble Sort C/C++ view
Dec 15 2015
27 Bubble Sort Python view
Dec 15 2015
67 Fibonacci Sequence C/C++ view
Jan 8 2016
67 Fibonacci Sequence Python view
Jan 8 2016
37 Mortgage Calculator C/C++ view
Jan 8 2016
63 Integer Factorization C/C++ view
Jan 14 2016
57 Smoothing the Weather C/C++ view
Jan 30 2016
32 Josephus Problem Python view
Feb 29 2016
29 Sort with Indexes C/C++ view
Mar 17 2016
29 Sort with Indexes Python view
Mar 17 2016
104 Triangle Area C/C++ view
Mar 18 2016
24 Neumann's Random Generator C/C++ view
Mar 28 2016
25 Linear Congruential Generator C/C++ view
Mar 28 2016
50 Palindromes C/C++ view
Jun 2 2016
54 Pythagorean Triples C/C++ view
Jun 4 2016
184 Matches Picking C/C++ view
Jun 6 2016
17 Array Checksum Python view
Jun 16 2016
38 Quadratic Equation C/C++ view
Jun 19 2016
117 Divide by Two Brainfuck view
Jun 20 2016
116 Summing Up Brainfuck view
Jun 20 2016
61 Prime Numbers Generation Java view
Jul 22 2016
120 Selection Sort C/C++ view
Nov 11 2016
94 Fool's Day 2014 Python view
May 26 2017
46 Tic-Tac-Toe C/C++ view
Sep 15 2017
31 Rotate String Python view
Dec 12 2019
19 Matching Brackets Python view
Jun 11 2020
55 Matching Words Python view
Jun 11 2020
42 Blackjack Counting Python view
Jun 11 2020
49 Rock Paper Scissors Python view
Jun 11 2020
23 Bubble in Array Python view
Jun 11 2020
81 Bit Count Python view
Jun 11 2020
47 Caesar Shift Cipher Python view
Jun 11 2020
59 Bulls and Cows Python view
Jun 11 2020
34 Binary Search Python view
Jun 12 2020
33 Parity Control Python view
Jun 12 2020
69 Fibonacci Divisibility Python view
Jun 12 2020
75 Yacht or Dice Poker Python view
Jun 12 2020
121 Insertion Sort C/C++ view
Jun 12 2020
22 Two Printers Python view
Jun 12 2020
134 Flying Text Screensaver C/C++ view
Jun 12 2020
36 Code Guesser C/C++ view
Jun 12 2020
88 Pitch and Notes C/C++ view
Jun 13 2020
89 Instrument Tuner C/C++ view
Jun 13 2020
62 Prime Ranges Python view
Jun 13 2020
128 Combinations Counting Python view
Jun 13 2020
53 King and Queen C/C++ view
Jun 13 2020
82 Levenshtein Distance Java view
Jun 13 2020
60 Sweet Harvest C/C++ view
Jun 14 2020
74 Clock Hands C/C++ view
Jun 14 2020
150 Introducing Regexps RegExp view
Jun 15 2020
127 Anagrams Python view
Jun 15 2020
80 Duel Chances C/C++ view
Jun 15 2020
73 Hexagonal Grid C/C++ view
Jun 15 2020
165 Safe Landing C/C++ view
Jun 16 2020
39 Share Price Volatility C/C++ view
Jun 16 2020
172 Cloud Altitude Measurement C/C++ view
Jun 16 2020
72 Funny Words Generator C/C++ view
Jun 16 2020
203 Tic-Tac-Toe Minimax Algorithm C/C++ view
Jun 16 2020
122 QuickSort Python view
Jun 16 2020
156 Luhn Algorithm Python view
Jun 16 2020
135 Variable Length Code Python view
Jun 16 2020
97 Girls and Pigs Python view
Jun 16 2020
70 Most Frequent Word Python view
Jun 17 2020
98 Azimuth at Treasure Island C/C++ view
Jun 17 2020
145 Modular Exponentiation C/C++ view
Jun 17 2020
86 Brainfuck Interpreter Python view
Jun 17 2020
87 Tree Builder Python view
Jun 17 2020
181 Reverse Polish Notation Python view
Jun 17 2020
119 Brain Fibo Brainfuck view
Jun 17 2020
79 Cycles Detection C/C++ view
Jun 17 2020
105 Convex Polygon Area C/C++ view
Jun 17 2020
92 Binary Heap Python view
Jun 18 2020
95 Simple Linear Regression C/C++ view
Jun 18 2020
77 Point to Segment Distance C/C++ view
Jun 18 2020
56 Life is Simple Java view
Jun 18 2020
85 Rotation in 2D Space C/C++ view
Jun 19 2020
188 Basics of HTML Python view
Jun 19 2020
187 Static Web Page Python view
Jun 19 2020
189 Dynamic Web Page Python view
Jun 19 2020
40 Paths in the Grid C/C++ view
Jun 19 2020
108 Star Medals Python view
Jun 20 2020
108 Star Medals C/C++ view
Jun 20 2020
143 Extended Euclidean Algorithm Python view
Jun 20 2020
190 Query String Parameters Python view
Jun 20 2020
91 Game of 2048 C/C++ view
Jun 22 2020
101 Gradient Calculation C/C++ view
Jun 22 2020
207 Suffix Array C/C++ view
Jun 23 2020
99 Uphill Shooting C/C++ view
Jun 23 2020
66 Caesar Cipher Cracker Python view
Jun 23 2020
131 Four Pics One Word Ruby view
Jun 23 2020
78 Bezier Curves Python view
Jun 23 2020
191 Spaceship Weight Fraud C/C++ view
Jun 23 2020
167 Copy Line Brainfuck view
Jun 24 2020
51 Dungeons and Dragons Dice C/C++ view
Jun 24 2020
139 Beam Balance and Masses C# view
Jun 25 2020
83 Graph Generator C# view
Jul 1 2020
71 Fibonacci Divisibility Advanced Python view
Jul 1 2020
133 Billiard Ball C/C++ view
Jul 1 2020
194 Convex Hull and Farmers C/C++ view
Jul 1 2020
125 Bogosort C# view
Jul 2 2020
64 Maze Pathfinder C/C++ view
Jul 2 2020
176 Say 100 C# view
Jul 2 2020
136 Variable Length Code Unpack C# view
Jul 2 2020
193 Maximum Flow Python view
Jul 3 2020
211 Information Entropy C/C++ view
Jul 7 2020
161 Topological Sorting Java view
Jul 9 2020
93 Starving Priority Queue Python view
Jul 9 2020
170 Binary Search in Array Ruby view
Jul 10 2020
126 Sequence of Squares Brainfuck view
Jul 10 2020
90 Lexicographic Permutations C/C++ view
Jul 13 2020
123 Knapsack of Integers C/C++ view
Jul 14 2020
160 Social Web Scraper C# view
Jul 15 2020
195 Mul Two Asm4004 view
Jul 16 2020
154 Breadth First Search Java view
Jul 16 2020
179 Look and Say binary C/C++ view
Jul 17 2020
140 Proper Bracket Sequences C/C++ view
Jul 18 2020