Sung An
- 7★sungan
- North Korea
- Other
- List of teams by Sung An
- https://discuss.codechef.com/u/sungan
- No Active Plan. View Details
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Ratings System Update
(2023-09-13 22:00:00)Ratings System Update
(2022-12-20 00:00:00)CodeChef Rating Distribution
Submissions
Practice Problems (60):
Practice:
Card Shuffle, Music & Lyrics, Prime Distance On Tree, String Matching, Add Two Numbers, Simple Sum, Funny gnomes, Fast forward travelling, Delete a Subarray, Binomial Fever, Weird Product, Water Sort Puzzle (Challenge), Min-Max Path, Chef and Deque, Subsequence, Tangling Tree , Mathology, Sussy Rooks, Four Arrays, Permutation Segments, Median Pairs, String Break, MEX Permutation Difference, Not Divisible, Find an integer, Consecutive Xor, First To Last, Hamiltonian Tree, c8kbf and Tree, Difference Matrix, Trees Are Fun, Count the Permutations (always), Inversions of subsequences, Least Size, AB plus C, One or All, Minimum OR Spanning Tree, Limited Shopping, More Inversions, Chef Graph, Place The Number, Guess Game, Chef and Moves of GCD, Partition and Maximize, Chef and Prefixes, Chef and Division, Some Queries, Sub-Array With Maximum Sum, Line Fitting Within Tolerance, Interesting Swap, Split and ADD, First Problem on SQL, Square Count, Count Substrings, Delete the Array, XOR Partition Sort, Remove the Peaks, Tree Distance Set, Uncommon Cycles, LCD
Contests (141):
November Challenge 2021 Division 2 (Unrated):
Flip or Compress, Functional Array, Wildcard Replacement, Xor Equation, Weird Palindrome Making, Hill Sequence, Equal Coins, Which Fuel is Cheaper, Maximise the bridges, Convex Hulk
December Challenge 2021 Division 2 (Unrated):
Increasing String , Yet Another Tree Problem, Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, List of Lists, Min Manhattan Distance, Squares Counting
January Long 2022 - I, Division 2 (Unrated):
Sequence Master, Generating Cycles, Prime in a binary string, Retrieve back the Array, Chef and Riffles
January Long 2022 - II, Division 2 (Unrated):
Array Partition, Power Sum, Tree Master, Sum and OR, Crying Colours
February Long 2022 - I, Division 2 (Unrated):
Random OR, Digit Multiplication By K, Binary Base Basics, Bitwise Blend, Remove Adjacent, N Queens Puzzle Solved !
February Long 2022 - II, Division 2 (Unrated):
Avoid Fixed Points, Sequence GCD, Area Sums in Convex Polygons, Bitwise swaps, Xor Palindrome
March Long One 2022, Division 2 (Unrated):
Akash and Function, Subarray XOR, Substring of a Substring, Count the Ones, Exact Marks, MEX on Trees
March Long Two 2022, Division 2 (Unrated):
Minimum Longest Substring, Missing Numbers, Same Parity Swaps in Binary Strings, Kostomuksha and AESC MSU, Perfect Imperfections 2
April Long One 2022, Division 2 (Unrated):
Yet Another Mex Problem, Dazzling GCD Pair, Prime Sum, Dazzling AXNODR Challenge , Bullets and Enemies, Min Max Equality, Pairwise Xors
April Long Two 2022 Division 2 (Unrated):
Geometric Mean Inequality, Antipodal Points, Akash and Equal Mean, Flip to Invert, Chef And Division, Pseudo Sorted Array
June Long One 2022 Division 2 (Unrated):
Full Path Eraser, Expected move, Reduce to zero, Add By Permutation, Divisible by i , Possible GCD, Alternate Additions, Equal Strings
June Long Two 2022 Division 2 (Unrated):
Counting Is Fun, Count the ACs, AP Grid, The Subarray XOR, Reversal Sorting, Strong Elements
July Long One 2022 Division 2 (Unrated):
Largest Square in the garden, Expected Difference, Journey of the Knight, Game of Piles Version 1, Find A, B, C, Slow Solution
July Long Two 2022 Division 2 (Unrated):
Maximize Difference, Concat Sort, To Divide or Not To Divide, Sum of Product 1, Sum of Product 2, Similar Subsequence
August Long 2022 Division 2 (Unrated):
Angled Flip, XOR with smallest element, Hello Equation, Two Trains, Crazy Subsequences
September Long 2022 Division 2 (Unrated):
Yet Another Chef And Numbers, Distinct Numbers, Pokemon Battles, Alone Alice!, Interesting Subarray, Good Pairs
Starters 80 Division 2 (Rated):
Permutation Subsequence, Three-People Contests, c8kbf and Tree, Prefix Permutation, Eat Rock!, Matrix Pain, Equal Elements
Starters 88 Division 1 (Rated till 6 Stars):
Maximum And Or, Chef and Asteroids, Good Operations, Minimize the Bits, Chef and Good Array
Starters 90 Division 1 (Rated till 6 Stars):
Chef And Partytions, Crushed Apples and a Balance Scale, Minimum Ugliness, Sum of Goodness, Finding Sum, Printing Binary Array, Anti Palindrome
Starters 100 Division 1 (Rated):
Prime Permutation, Stamps 100, Concussive Sequence, Combinatorics Is Fun, Interesting Swap, Ant
Starters 101 Division 1 (Unrated):
Minimize Xor Difference, Split and ADD, Snakes on a Grid, Partially Increasing Array Queries, Warrior Chef
September Short 2023 Division 1 (Unrated):
GCD Discount, Ultimate Fencing, Lucky Seven, Slow Start, Mixing Extraordinaire
Learning Paths (40):
Beginner DSA in C++:
Problem (Shoes) - Solve sub-components, Problem (Shoes) - Solve the complete problem, Introduction to the module on Array Operations, Array construction, Count positive and non-zero elements
Learn Python:
MCQ on printing text, MCQ on printing sum, Outputs on the same line, Area & Perimeter of Rectangle, MCQ on output in separate lines, MCQ on output in single line, Inserting text Between Outputs, Multiple Choice Question, Multiple Choice Question, Multiple Choice Question, Variables in Python, Declaring a variable, Properties of Variables, Addition of Variables, Area of Rectangle, Float datatype, String Datatype, Creating a String, Concatenation , Strings and Integers, String length, Outputting Characters from a String, Changing Characters in a String, String slicing, Taking user input, Multiple Choice Question, Calculator, Multiple Choice Question, Multiple Choice Question, Hello user, If & Else Statements, Indentation, If Statement, Elif Statement, Else Statement
Practice Paths (12):
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