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Gold League
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(2025-12-17 22:00:02)Learning Paths (0)
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Contests (95)
Starters 91 Division 4 (Rated)
Odd GCD Permutation, Chef Odd, Blobby Volley Scores, Bus Seat Numbering, Parking Charges, Maximum Sum Permutation
Starters 92 Division 2 (Rated)
Rectangular Tiling, Dividing into Groups, Beautification of array, Distance Coloring, Dotify Playlist
Starters 95 Division 2 (Rated)
Boxes, Transfusion Chain, EVacuate to Moon
Starters 96 Division 1 (Rated till 5 Stars)
Swap the numbers, Mex Array, Absolute Differences
Starters 97 Division 1 (Rated till 6 Stars)
No Palindrome, Triplets Min
Starters 98 Division 1 (Rated till 6 Stars)
3-Blast Palindrome, Ball Distribution
Starters 99 Division 1 (Rated till 6 Stars)
Segment Three, Two Piles, Exclusion-Inclusion
Starters 100 Division 1 (Rated)
Prime Permutation, Stamps 100, Concussive Sequence
Starters 101 Division 1 (Unrated)
Minimize Xor Difference, Warrior Chef
Starters 102 Division 1 (Rated till 6 Stars)
Parity Permutation, Light The Bulb, Bit Play
Starters 103 Division 1 (Rated till 6 Stars)
Chandelier, Unique xor, Divisible By 8
Starters 104 Division 1 (Rated till 6 Stars)
Lexicographically Largest , Maximise Sum
Starters 105 Division 1 (Rated till 6 Stars)
Spooky Sequences, Dull Operation
Starters 106 Division 2 (Rated)
Playing with OR, Save People, Guess the winner!, Count Possibilities, Reach Anywhere
Starters 107 Division 1 (Rated till 6 Stars)
OR Permutation
Starters 108 Division 2 (Rated)
Clan Expansion, Palindromic Prime Numbers
Starters 109 Division 2 (Rated)
Minimum XOR, Best of N Sets, Alter Ego, Chroma Swap
Starters 111 Division 2 (Rated)
LCM Mania, Prefixing, Beautiful Strings, Reach Codetown
Starters 112 Division 2 (Rated)
Cursed Indices, 3 Logicians Walk into a Bar, Yet Another Array Game, Max Nutrition
Starters 113 Division 2 (Rated)
Count Distinct Arrays, Minimise Maximum Subarray Sum, Maximum Score , Sum Neq
Starters 114 Division 2 (Rated)
Rock-Paper-Scissors, Christmas Candy
Starters 118 Division 2 (Rated)
Subset GCD, Join States, Is it uniquely decodable, Xorry 2, Xorry 1
Starters 122 Division 1 (Rated till 6-Stars)
Arya In Grid, Transformation Cost, Matrix Modulo
Starters 123 Division 1 (Rated till 6-Stars)
Minimum And Maximum I, Yet Another Alice Bob Game, Minimum And Maximum II
Starters 124 Division 1 (Rated till 5-Stars)
Swap and Unite, Make It One, How many arrays
Starters 125 Division 1 (Rated till 6-Stars)
Bucket Game, Binary Minimal
Starters 126 Division 1 (Rated till 6 Stars)
Tree Distance Set, Freedom, Triangular Swaps
Starters127 Division 1
ABC Conjecture, Anti-Triangle
Starters 130 Division 2 (Rated)
Updating A, Make Equal, Alternating Binary String, Good Binary String
Starters 131 Division 1 (Rated till 5 Stars)
K-Closeness, Digit Space, Encrypt Value, T-Perm
Starters 132 Division 1 (Rated till 6 Stars)
ALIEN-OR, Optimal Flip, MEX QUERIES , Prime Query
Starters 133 Division 1 (Rated till 6-Star)
ABC Conjecture 3, Powered Parameters, Too Far For Comfort (Easy Version)
Starters 134 Division 1 (Rated till 6-Stars)
Origin, Prison Escape, 3out1in
Starters 135 Division 1 (Rated till 5-Stars)
Change A to B
Starters 136 Division 1 ( Rated till 6-Stars )
Lexicographically Maximal Prefix AND, Sum of Modes
Starters 137 Division 1 (Rated till 5-Stars)
Double Trouble
Starters 138 Division 2 (Rated)
A power B mod C , TRIPLE PRIMES, Prefix Suffix Inequality, Breezy Mode Problem, Long Drive, Distinct Substring
Starters 139 Division 1 (Rated till 5-Stars)
Sum of N, Destroying Bridges Part 2
Starters 140 Division 2 (Rated)
Make Permutation, Split Permutation, Trick Or Treat, Break The String, Tree Removal
Starters 141 Division 1 (Rated till 5-Stars)
Amphibian Escape, Perfect Prefixes
Starters 142 Division 1 (Rated till 5-Stars)
Array Removal, Number Hunt
Starters 144 Division 1 (Rated)
Minimise Inversions, Largest K
Starters 145 Division 1 (Rated till 6-Stars)
Make Bob Win
Starters 146 Division 1 (Rated till 5 stars)
Back Front, Bouncing Ball, Permutation Construction
Starters 147 Division 1 (Rated till 5 stars)
Truth Teller And Liars 101, Independence Day 101, Non-Primes 101, Gold Coins 101
Starters 149 (Rated till 5 stars)
Kill Monsters (Hard Version), Maximise Sum, Chef Loves Beautiful Strings (Easy Version)
Starters 151 (rated till 5 stars)
Ball Game, Sequence Search
Starters 153 (Rated till 5 stars)
Another Game, Colorful Tree (Easy Version), Xometry (Easy Version)
Starters 154 (Rated till 6 stars)
Count Winning Subarrays, GCD and XOR, Triangle Count (Easy)
Starters 156 (Rated till 6 stars)
Balance Difficulties, Partition Score
Starters 157 (Rated)
Small, Smaller, Smallest, Normal is Good, Unmedian, Not-too-far Replacement
Starters 158 (Rated till 6 stars)
Make a Tree, Buying Game, Multiply 2 to Minimize
Starters 159 (Rated till 5 stars)
Crafty Coloring (Easy), Super Hero, Glass Bridge (Easy), Chess Colouring, Elections
Starters 160 (Rated till 5 stars)
Palindrome Love, Buying Order (Easy)
Starters 161 (Rated)
Red-Blue Sort, One To Three, Quick Exit
Starters 162 (Rated till 5 stars)
Empty the String, MEX of XOR, Permutation Mod K
Starters 165 (Rated till 6 stars)
A to B, Stable Array
Starters 167 (Rated till 5 stars)
Temperature Balance, Lottery Tickets, Grid Construction (Even), Grid Construction (Odd)
Starters 168 (Rated till 6 stars)
No Two Alike, Binary Removals, Equate XOR
Starters 169 (Rated till 5 stars)
Constant Subsequence, Hamming equivalent
Starters 171 (Rated till 5 star)
White Wall, Volcanic Eruption
Starters 172 (Rated till 5 stars)
Transform String, AndOr, Tactical Removal
Starters 173 (Rated upto < 2700)
Cool Subsequences, Introverts, Time Penalty, Overwrite
Starters 174 (Rated upto 2700)
GCD Add Size, Meximal Sum, Mystic Slimes
Starters 175 (Rated till 5 stars)
Alternate It!, Multiplexer
Starters 176 (Rated till 4 star)
Same And, Friendly Binary Strings, Costly Summit, Mex-P Tree (Easy)
Starters 177 (Rated till 5 star)
Blocks on a Tree, Sum By OR, Flip or Reverse, Counting 01 and 10
Starters 179 (Rated till 5 star)
Station Allocation, Can you reach
Starters 180 (Rated till 6 star)
Shall we play a game, Huh, Easy
Starters 181 (Rated for all)
The Best Matrix, Flip Prefix
Starters 183 (Rated till 6 star)
Arbitrary Shuffling, Complete MST, S to T
Starters 184 (Rated till 5 star)
Front or Back, Double or Append
Starters 185 (Rated till 5 star)
GCD Summation, Array Deletion Game
Starters 186 (Rated till 6 star)
Distinct Arrays , Mod and Make Y
Starters 188 (Rated till 6 star)
Swaps in a String, K Boxes, Inversion Queries, Yet Another Monsters Problem
Starters 189 (Rated till 5 star)
Number Walks, Create Binary String, Avoid Primes, Sortable Subarrays (Easy)
Starters 190 (Rated till 5 star)
Subsequence Sort
Starters 192 (Rated till 6 star)
MinPath Minimize, Equate XY, No 3 Please!
Starters 193 (Rated for all)
Mex Tree (Min), Add Permutation
Starters 196 (Rated till 5 star)
Beauty in Everything, Append Average
Starters 197 (Rated till 6 star)
Good Ranking (Pair), Split
Starters 200 (Rated for all)
Restrict Palindromes
Starters 201 (Rated till 6 star)
Compare and Connect, Huge Grid (Easy Version)
Starters 203 (Rated till 5 star)
MEX on Ranges, Set To Median, Maximum MST
Starters 205 (Rated till 6 star)
Unreachable, Prefix-Suffix Reconstruction
Starters 206 (Rated till 5 star)
Cyclic Shift Minimization, Gladiator Fighting
Starters 208 (Rated)
GCND, Sabotage, Alternate Jumps, Cycle and Add
Starters 209 (Rated)
Binary Love, Tactical Conversion, Small GCD Sort, High Score (Easy Version)
Starters 210 (Rated)
Delete Sorted Subsequence, Chocolate Eating, First Element Counting
Starters 211 (Rated)
Subarray Maximums, Buying Chairs, No Doubling, Wolf Down, Tournament Rigging (Minimum)
Starters 212 (Rated)
Exit Door, Interesting Binary (Easy Version), Distinct Fun, Binary Flip
Starters 213 (Rated)
Mean Difference (Easy), Chef and String, Separation, No 4 Please
Starters 214 (Unrated)
Crazy Permutations, Zero Permutation Score
Starters 215 (Rated)
Intersecting Intervals (Easy), Product Sum Arrays (Easy), Differing Values, Special Missions
Starters 216 (Rated)
XOR Equal Subtract, Best Seats
Starters 217 (Rated)
Make An AP, Max Adds, Add to make Positive, Add 1 or 3