Marcos Kolodny
- marcosk
Argentina- Student
- Universidad Nacional de Córdoba Argentina
- No Active Plan. View Details
Activity Heat Map
Learning Paths (0)
Practice Paths (1)
Contests (47)
January Lunchtime 2018
Chef and Game with Sequence
May Cook-off 2018 Division 2
Best Cake Ever, Secret Recipe
April Challenge 2018 Division 2
Workers
November Challenge 2018 Division 2
Chef and Ridges, Appy Loves One, Chef and Difficult Contests, Chef and Happiness
February Cook-Off 2019 Division 2
Max Range Queries, Chef and Secret Password, Buying New Tablet, Chef and Party
Coders' Legacy 2019 (Rated for all)
Bathwater, IPL and RCB
May Challenge 2019 Division 2
Matches, Reduce to One
June Lunchtime 2019 Division 2
Ping Paja Pong, Magda and Silly Pairs, Igzi and Burly Array
July Cook-Off 2019 Division 1
Birthday Gift Again
August Challenge 2019 Division 1
Guddu and his Mother, Encoding, Dilemma, Maximize an Expression, Football, Distribute Apples, Zombie and the Caves
September Mega Cook-Off 2019 Division 1
Angry Grandfather, Fitness Exercises
December Cook-Off 2019 Division 1
Change It, Purify It, Xor It
December Challenge 2019 Division 1
Chefina and Ranges, Binary XOR, Addition
February Challenge 2020 Division 1
Chef and Railway Stations, Expected Change, No Change Required, Chef and Gordon Ramsay 2, The Theatre Problem, School of Geometry, Hard Cash, (Challenge) Raisins, Long Contest and Cook Off Overlaps, Polygon Chain
April Challenge 2020 Division 1
Strange Number, Squared Subsequences, Ready Bitwise
August Challenge 2020 Division 1
Insanely Hard School Exams, Subsequence Frequency Counting, Precious Stones , Chefina and Strange Tree, Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements
December Cook-Off 2020 Division 1
Self-Destructing Strings, Sed Passwords, Circle of Chaos, Carry All Fruits
May Cook-Off 2021 Division 1
Permutation Swaps, Falling Zero, Double Burgers
May Challenge 2021 Division 1 (Unrated)
Valid Paths, Tree House, Xor Equality, Tic Tac Toe, Modular Equation
June Challenge 2021 Division 1 (Unrated)
Minimum Dual Area, Shortest Route, Bitwise Tuples, Bella ciao, Maximum Frequent Subarray Sum, Summer Heat
August Lunchtime 2021 Division 1
Bunny Hops, Just a Graph, Longest Spanning Substrings, Chef and Deque
SnackDown 2021 - Online Qualifiers
Lucky Number
November Challenge 2021 Division 1 (Unrated)
Maximise the bridges
February Long 2022 - II, Division 1 (Unrated)
Avoid Fixed Points, World Chess Championship, Sequence GCD, Area Sums in Convex Polygons, Bitwise swaps, Xor Palindrome
Starters 39 Division 1 (Unrated)
Compress the Video, Crazy Substrings, Minimize Blocked Roads, Yet Another Palindromic Problem, Closest Vowels, Recent contest problems, My very 1st contest!, Even Subarray XOR, A or B, Chess Ratings
Starters 42 Division 1 (Unrated)
Minimum or Maximum
Starters 44 Division 1 (Unrated)
Palindromes Not Allowed, Alternating Strings
Starters 57 Division 1 (Unrated)
Tree and Divisors
Starters 62 Division 1 (Rated for 5 & 6 stars)
Joint XOR, Disjoint XOR, Sorted Substrings, Make Multiple, Pythagorean Pair
Starters 67 Division 1 (Rated till 5-stars)
Maximum Angriness, Musical Rods, Existence Of X
December Long 2022 Division 1 (Unrated)
Counting Subsequences, Not Divisible, Break into Powers, Sum of Cube , Divisible by A_i
February Cook-Off 2023 Division 1 (Rated)
Take Not Less, Alice Potter and OWL, Alice Potter And Dumbledore Army
Starters 77 Division 1 (Rated till 5 Stars)
K Forests, Concat Palindrome, K Increment Palindrome, Three Numbers
Starters 79 Division 1 (Rated till 5 Stars)
Love Squares Hate Cubes, K-Beautiful Subarrays, Mountain, One Stone or Two Stones, Split or Decrease
Starters 84 Division 1 (Rated till 6 Stars)
SUM OR, Max count of 1, Digit Operation, Chef And Adjacent Sums
Starters 85 Division 1 (Rated till 6 stars)
Crazy Bishops on Chessboard, Efficient PAN Linking, GCD Queries, Bomb Blast, TripTastic
Starters 86 Division 1 (Rated for All)
Trees Are Fun, Least Size, Minimum Operation, String Game , Largest Y
Starters 87 Division 1 (Rated till 6 Stars)
Count the Permutations (always), Checkpoint, Inversions of subsequences, AB plus C, One or All
Starters 83 Division 1 (Rated)
Mex Segments, Construct String, Order by XOR, Saber Slays, Rotate to Minimum, Restoration
Starters 88 Division 1 (Rated till 6 Stars)
Maximum And Or, Chef and Asteroids, Minimize the Bits, Chef and Good Array
Starters 90 Division 1 (Rated till 6 Stars)
Crushed Apples and a Balance Scale, Minimum Ugliness, Sum of Goodness, Printing Binary Array, Anti Palindrome
Starters 92 Division 1 (Rated till 6 Stars)
Rectangular Tiling, Chef and Polygons, Beautification of array, Distance Coloring
Starters 93 Division 1 (Rated for All)
Thank U, Next, NASA, Greedy, Motive
Starters 94 Division 1 (Rated till 5 Stars)
Place The Number, Possible or Not, Search for 404, Special Operation, The Vowel Matrix, Rank Queries
Starters 95 Division 1 (Rated till 6 Stars)
Boxes, Transfusion Chain, Break This Array
Starters 100 Division 1 (Rated)
Prime Permutation, Stamps 100, Concussive Sequence, Ant
Starters 101 Division 1 (Unrated)
Minimize Xor Difference, Split and ADD, Warrior Chef
Starters 102 Division 1 (Rated till 6 Stars)
Chess ELO, Parity Permutation, Circular Trouble, Light The Bulb, Chef Segment, Bit Play, Array Sum, Sports Section, Selling Insurance, Chef and Stocks
Starters 104 Division 1 (Rated till 6 Stars)
Find Diameter, Lexicographically Largest , Construct An Array, Maximise Sum
Starters 105 Division 1 (Rated till 6 Stars)
Spooky Sequences, Dull Operation, Wishcraft
Starters 106 Division 1 (Rated till 5 Stars)
Playing with OR, Save People, Guess the winner!, Count Possibilities, Smallest Excluded LCM, Reach Anywhere, Is it Obvious
Starters 107 Division 1 (Rated till 6 Stars)
Maximal Expression, Adjacent Flips, Odd Matrix, OR Permutation
Starters 108 Division 1 (Rated till 6 Stars)
Palindromic Prime Numbers, Fair Distribution, Continuous Subarrays, Multiple of 9
September Short 2023 Division 1 (Unrated)
GCD Discount, Ultimate Fencing, Lucky Seven, Slow Start, Mixing Extraordinaire
Starters 110 Division 1 (Rated till 5-stars)
Marbles, Am I Lucky!, Monsters, Tetris
Starters 113 Division 1 (Rated)
Count Distinct Arrays, Minimise Maximum Subarray Sum, Score Sum, Maximum Score
Starters 121 Division 1 (Rated till 6-Stars)
Frequal, Colourful Balls, Split And Maximize, Escape, Caesar Cipher Lite, Magic Palindrome
Starters 122 Division 1 (Rated till 6-Stars)
Arya In Grid, Transformation Cost, Matrix Modulo, Cursed, Elf on the Shelf
Starters 124 Division 1 (Rated till 5-Stars)
Swap and Unite, Make It One, How many arrays, It is a tree
Starters 125 Division 1 (Rated till 6-Stars)
Bucket Game, Binary Minimal
Starters 132 Division 1 (Rated till 6 Stars)
ALIEN-OR, Optimal Flip, Random Array, Change Please, ICE CREAM, Goodness Over Good, MEX QUERIES , Prime Query, GAME 11
Starters 134 Division 1 (Rated till 6-Stars)
Count Good RBS, Chef and Bit Tree, Origin, Morning Run, Prison Escape, Money Double, Rock Paper Scissors, 3out1in
Starters 144 Division 1 (Rated)
Counting Is Fun, Find P, Minimise Inversions, Largest K
Starters 148 Division 1 (Rated till 6 stars)
Double Trouble, Beautiful Flip, The Undisappearance, ZigZag Tree Sequences (Easy)
Starters 150 (Rated till 6 stars)
Equal Pairs (Hard), Min Ops (Hard), Replacing Game
Starters 160 (Rated till 5 stars)
Palindrome Love, Modindrome, Buying Order (Easy), Buying Order (Hard)
Starters 161 (Rated)
Min-Max Game, Red-Blue Sort, One To Three, Quick Exit