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Programming and DSA

Learn to think like a programmer. Develop your problem-solving skills with essential data structures and algorithms.

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Practice Compete Compiler
Home » Nenad Đapić
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Nenad Đapić

Bronze League Bronze League
  • 4★ndjapic
  •   Serbia
  • Professional
  • Osh Ivan Goran Kovacic
  • No Active Plan. View Details

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No. of Contests Participated: 127
1802 (-28)RatingProvisional
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Starters 190 (Rated)(2025-06-11 22:00:02)
Global Rank:   1327
Cheated in:   

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Starters 68 Division 2 (Rated)(2022-12-20 00:00:00)
Global Rank:   241
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Learning Paths (0)

Practice Paths (6)

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500 difficulty rating

3%
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500 to 1000 difficulty problems

5%
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1800 to 2000 difficulty problems

58%
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Practice Python

1%
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2000 to 2500 difficulty problems

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1600 to 1800 difficulty problems

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Contests (127)

January Challenge 2020 Division 2

Chef and Dynamo, Doraemon, Equality, Breaking Bricks

February Challenge 2020 Division 2

Chef and Railway Stations, Expected Change, No Change Required, The Theatre Problem, School of Geometry, Hard Cash, (Challenge) Raisins, Long Contest and Cook Off Overlaps

March Challenge 2020 Division 2

XOR Engine, Ada Bishop 2, Pintu and Fruits

April Challenge 2020 Division 2

Strange Number, Squared Subsequences, Ready Bitwise, Unit GCD, Sell All the Cars, Leaked Answers (Challenge), COVID Pandemic and Long Queue

May Challenge 2020 Division 1

Triple Sort, Chef and Bitwise Product

June Challenge 2020 Division 1

The Tom and Jerry Game!, Operations on a Tuple, Covid Sampling (Challenge)

July Challenge 2020 Division 1

Chefina and Swaps, Missing a Point

August Challenge 2020 Division 1

Subsequence Frequency Counting, Chefina and Strange Tree, Smallest KMP, Chef and Wedding Arrangements

December Challenge 2020 Division 1

Hail XOR, Calculus, String Operations, Positive Prefixes, Even Pair Sum

May Challenge 2021 Division 1 (Unrated)

Valid Paths, Tree House, An Interesting Sequence, Xor Equality, Tic Tac Toe, Modular Equation

June Challenge 2021 Division 1 (Unrated)

Minimum Dual Area, Shortest Route, Bitwise Tuples, Bella ciao, Summer Heat

July Challenge 2021 Division 1 (Unrated)

XxOoRr, Chef vs Bharat, Optimal Denomination, K Path Query

July Lunchtime 2021 Division 1

Longest Good Segment

CodeChef Starters 7 Division 1 (Unrated)

Ceiling Sum, Maximum Array Xor, Chess Format, Food Chain

August Challenge 2021 Division 1 (Unrated)

Special Triplets, Array Filling, Geometry 1, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking

CodeChef Starters 8 Division 1 (Unrated)

Javelin Qualification, Penalty Shots

CodeChef Starters 9 Division 1 (Unrated)

Black cells in a chessboard, Large Square, Bus full of passengers, Fibonacci concatenation

CodeChef Starters 10 Division 2 (Rated)

Maximise the Subsequence Sum

September Challenge 2021 Division 2 (Unrated)

XOR Equal, Shuffling Parities, Minimize Digit Sum, Treasure Hunt, 2-D Point Meeting, Airline Restrictions, Travel Pass, Covaxin vs Covishield, Minimum Digit Sum 2

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

CodeChef Starters 11 Division 2 (Rated)

Positive Spewing, The Grid Fill Problem, Obtain the Sum

CodeChef Starters 14 Division 2 (Unrated)

Odd GCD, Task Times, Diagonal movement, FIXFIX

October Challenge 2021 Division 2 (Unrated)

Longest AND Subarray, Digit Removal, MEX-OR, Three Boxes, Which Mixture

October Cook-Off 2021 Division 2

Odd Sum, Find the Modulus, 01 Subsequence

SnackDown 2021 - Online Round 1A

Round Robin Ranks , Dance Moves, Equal Beauty, Min Max LCM

SnackDown 2021 - Online Round 1B

Queens Placement , Largest Laddu, Help Nishant

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

CodeChef Starters 17 Division 2 (Rated)

Binary Inversion, GCD of Prefixes, New Piece

CodeChef Starters 20 Division 2 (Unrated)

Stable Sequence

C.O.D.E.R.S Division 2 (Rated)

The One On The Last Night, The One with All the Candy, The One with Ross Wedding

FizzBuzz Division 3 (Rated)

Magical Planks, Clean The Sequence, Substring Minimum Function, Can_Reach, Can You Eat It

November Lunchtime 2021 Division 2

Expected Weight, Strange Minimization, Rapid Re-Orderings

December Challenge 2021 Division 2 (Unrated)

Increasing String , Valleys and Hills, Rock Paper Scissors, Pyramid Traversal, List of Lists, Squares Counting

December Lunchtime 2021 Division 2

Maximum Trio, Romantic Reversals

CodeChef Starters 21 Division 2 (Rated)

Akash and Grid, ChefWM, And Or Union

CodeChef Starters 22 Division 2 (Rated)

An Interesting Sequence, Even Subset Xor, Equal LIS

January Long 2022 - I, Division 2 (Unrated)

Prime in a binary string, Retrieve back the Array, Chef and Riffles

January Long 2022 - II, Division 2 (Unrated)

Power Sum, Sum and OR, Crying Colours

January Lunchtime 2022 Division 2

Subarray permutations, Prefix Zeros

CodeChef Starters 24 Division 2 (Rated)

Anti Palindrome, Avoid Contact, Divisors and Reciprocals, Yet Another Constructive Problem

February Long 2022 - I, Division 2 (Unrated)

Digit Multiplication By K, Binary Base Basics, Bitwise Blend, Remove Adjacent, N Queens Puzzle Solved !

CodeChef Starters 25 Division 2 (Rated)

Building Towers, Equal MEX, K Distinct Array, Points and Lines

February Long 2022 - II, Division 2 (Unrated)

Avoid Fixed Points, Sequence GCD, Bitwise swaps, Xor Palindrome

CodeChef Starters 26 Division 2 (Unrated)

Careless Chef, Control the Pollution

CodeChef Starters 27 Division 2 (Rated)

Distinct Binary Strings, The product mystery

February Lunchtime 2022 Division 2

Four Equidistant Points on a Grid, Parallel Processing

CodeChef Starters 28 Division 2 (Rated)

Counting Pairs, Permutation Xority, Count the Holidays

March Long One 2022, Division 2 (Unrated)

Akash and Function, Subarray XOR, Substring of a Substring, Count the Ones, Exact Marks, MEX on Trees

CodeChef Starters 29 Division 2 (Rated)

String protocol, Plusle and Minun on Array, Increase 2 consecutive characters, Decomposition Reaction

March Long Two 2022, Division 2 (Unrated)

Missing Numbers, Same Parity Swaps in Binary Strings, Kostomuksha and AESC MSU

CodeChef Starters 30 Division 2 (Rated)

Minimum Coloring, Gift Shop and Coupon, Balanced Reversals

March Cook-Off 2022 Division 2

Fixed Weight, Janmansh at Fruit Market, Equal Mex Splitting, Alternating Divisibility

CodeChef Starters 32 Division 2 (Rated)

Maximize the Minimum, Finding Shoes, Training Plans, Flip Sorting

April Cook-Off 2022 Division 2

Sticks and Rectangles

CodeChef Starters 34 Division 2 (Rated)

Average Array, Binary String Xor, Good Permutation

Starters 35 Division 2 (Rated)

Jump to Sibling, Dark Light, Chef Find XOR Beautiful

Starters 36 Division 2 (Rated)

Buying Sweets, Reduce to 1, Presents for Cheffina

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

May Cook-Off 2022 Division 2 (Rated)

Doubled Distances, Triple Inversions

Starters 37 Division 2 (Rated)

Dazzling Even-Odd Challenge, Beat the Average, Infernos, Maximum OR Minimum, Too Mean

May Long One 2022 Division 2 (Unrated)

Mystical Numbers, Pushpa , The Magical Stone, Alternating Diameter, Four Arrays, The Attack of Queen

Starters 38 Division 2 (Rated)

A Bit Easy, Good Pairs, Average Gift, Circular Track

May Lunchtime 2022 Division 2 (Rated)

Bucket and Water Flow , Maximum Pairwise Modular Sum, Equal After And

Starters 39 Division 2 (Rated)

Compress the Video, Crazy Substrings, Closest Vowels, Even Subarray XOR

May Long Two 2022 Division 2 (Unrated)

Subsequence-Numbers Divisible by 7, Xor Palindrome, Subarrays with length, Make them Zero

Starters 40 Division 2 (Unrated)

Infinity Staircase, Or Permutation, Good Pairs

Starters 41 Division 2 (Rated)

Equal Integers, Remove and Add, Is this priority or parity!, Path Parity

June Long One 2022 Division 2 (Unrated)

Full Path Eraser, Reduce to zero, Divisible by i , Possible GCD, Alternate Additions, Equal Strings

Starters 43 Division 2 (Rated)

The Optimal Pairs, Distinct Palindrome

June Lunchtime 2022 Division 2 (Rated)

Zero Ones Equal One Zeros, The Lost Array, Max Shift After XOR, Equal by XORing

June Long Two 2022 Division 2 (Unrated)

Gcd and Lcm , Count the ACs, AP Grid, Reversal Sorting, Strong Elements

July Long One 2022 Division 2 (Unrated)

Largest Square in the garden, Journey of the Knight, Game of Piles Version 1, Find A, B, C, Slow Solution

Starters 46 Division 2 (Rated)

Prime Xor, Vowel Anxiety, Array sorting, Sort the String

Starters 47 Division 2 (Rated)

Copy and Push Back, Similar Heights, End Sorted

July Lunchtime 2022 Division 2 (Rated)

Easy Pronunciation, Yet Another Palindrome Making Problem, Consecutive XOR, Maximum Median Matching, Largest Family

Starters 48 Division 2 (Rated)

Fill The Grid, Make Palindrome 2, Positive array, Accurate XOR

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

Starters 49 Division 2 (Rated)

Split The String, High Frequency, Monks, Valid Minimum

Starters 50 Division 2 (Rated)

Air Blimp, Permutation GCD, Sum Product Segments, Average Permutation

Starters 51 Division 2 (Rated)

Chef & Cook Game, Adjacent Xors, Split N, Copy and Paste, Different Medians

August Long 2022 Division 2 (Unrated)

Angled Flip, XOR with smallest element, Hello Equation, Two Trains, Crazy Subsequences

Starters 52 Division 2 (Unrated)

Minimum Sum, WA Test Cases, K-Flip, Gritty Grid

August Lunchtime 2022 Division 2 (Rated)

Easy Permutation, Array Equality

Starters 53 Division 2 (Rated)

Black&White Ring Game, Make A and B equal

Starters 54 Division 2 (Unrated)

Equal Distinct, Subarray Game, K Flip

Starters 55 Division 2 (Rated)

Non Zero Xor, Balls and Boxes, Mean and Median, OR Tuples

September Long 2022 Division 2 (Unrated)

Distinct Numbers, Pokemon Battles, Interesting Subarray, Good Pairs

Starters 56 Division 2 (Rated)

K-Subarrays, Maximize Colours

Starters 57 Division 2 (Unrated)

Maximum Expression, Even Splits, Two Different Palindromes

Starters 58 Division 2 (Unrated)

Break the elements, Equivalent Numbers

Starters 59 Division 2 (Rated)

Maximum Subarray , Suspense String, Confusing Concatenations

October Long 2022 Division 2 (Unrated)

Binary Substituition, Single Operation Part 1, Single Operation Part 2

Starters 60 Division 2 (Rated)

Distinct Numbers, Red Green Grids, Yet Another Palindrome Problem, Tax in Chefland, Palindrome Flipping

Starters 63 Division 2 (Rated)

Maximize 1s, One-XOR Deletions, Make Length 1, Minimum Absolute Score, Greedy Grid Moves

Starters 64 Division 2 (Rated)

Luigi and Uniformity, Range Assign, Number of Distinct Elements Minimize

Starters 65 Division 2 (Rated)

Nahaane Jaa, Candies, Binod

November Long 2022 Division 2 (Unrated)

MaxEdges, Split and Maximize, Spliting Balls, Alice and the Array

Starters 66 Division 2 (Rated)

Good Binary Strings, Palindrome by Splitting, Just Like Mob!

Starters 68 Division 2 (Rated)

Boring String, XOR Product, Expense List, Interesting Array, Make Money

December Long 2022 Division 2 (Unrated)

Sum of Cube , Divisible by A_i, Gcd of Subarrays, Maximise XOR

January Long 2023 Division 2 (Unrated)

A Short Counting Problem, Asymmetric Swaps, Swap Shift, Maximum of GCDs, Symmetric Swaps, Minimize the Maximum, Array Halves

Starters 76 Division 2 (Rated)

Make Array Odd, Zero String, Expected Value, Construct Array, Not Divisible

Starters 77 Division 2 (Rated)

Concat Palindrome, K Increment Palindrome, Three Numbers

Starters 81 Division 2 (Unrated)

Good XOR, Distinct Matrix, Divide Pages

Starters 83 Division 2 (Rated)

Construct String, Order by XOR

Starters 88 Division 2 (Rated)

Maximum And Or, Chef and Asteroids, Unstable Subarray

Starters 89 Division 2 (Rated)

Plus 2 or Minus 1, Positive or Negative Subarrays

Starters 90 Division 2 (Rated)

Crushed Apples and a Balance Scale, Printing Binary Array, Anti Palindrome

Starters 93 Division 2 (Rated)

Break Free, Thank U, Next, Problem

Starters 94 Division 2 (Rated)

CodeChef Streak, Possible or Not, The Vowel Matrix

Starters 95 Division 2 (Rated)

Boxes, Transfusion Chain, EVacuate to Moon

Starters 96 Division 2 (Rated)

Swap the numbers, Mex Array, Remove Multiples

Starters 98 Division 2 (Rated)

3-Blast Palindrome, Airport Management, Ball Distribution

Starters 99 Division 2 (Rated)

Segment Three, Card Swipe, Exclusion-Inclusion

Starters 100 Division 2 (Rated)

Prime Permutation, Stamps 100, Concussive Sequence, Ant

Starters 102 Division 2 (Rated)

Parity Permutation, Light The Bulb, Bit Play, Array Sum

Starters 103 Division 1 (Rated till 6 Stars)

Chandelier, Unique xor, Divisible By 8

Starters 107 Division 1 (Rated till 6 Stars)

Maximal Expression, Adjacent Flips, OR Permutation

Starters 108 Division 1 (Rated till 6 Stars)

Palindromic Prime Numbers, Fair Distribution

Starters 109 Division 1 (Rated till 5 Stars)

Minimum XOR, Alter Ego, Chroma Swap

September Short 2023 Division 2 (Unrated)

GCD Discount, Lucky Seven, Slow Start, Mixing Extraordinaire

SQL Contest (Unrated)

First Problem on SQL, Number of Distinct Institutes, Div 2 Ranklist, Total Time

Starters 111 Division 1 (Rated till 6 Stars)

LCM Mania, Prefixing, Prime Range Game, Beautiful Strings

Starters 115 Division 1 (Rated)

Greedy LIS Algorithm

Starters 116 Division 2 (Rated)

Chef Product, ORST , Access Control

Starters 117 Division 2 (Rated)

Equality Etiquette, Not Prime Permutation, Spell Shortening

Starters 118 Division 2 (Rated)

Subset GCD, Join States, Xorry 2, Xorry 1

Starters 119 Division 2 (Rated)

Cookie Day, Another Good String , K Odd Sum, Unalike Gcd & Lcm

Starters 120 Division 2 (Rated)

Find Permutation , Count Subarrays, Count Arrays, Sub or Swp

Starters 122 Division 2 (Rated)

Arya In Grid, Transformation Cost, Man of the Match

Starters 124 Division 2 (Rated)

Binary Parity, Table Strength, Swap and Unite, Make It One

Starters 128 Division 2 (Rated)

Binary Substring, XOR And Multiply, MEXimize the Array, Disjoint Non-Decreasing Array

Starters 129 Division 2 (Rated)

Palindromic Substrings, Ballon d Or

Starters 130 Division 2 (Rated)

Make Equal, Alternating Binary String, Good Binary String

Starters 131 Division 2 (Rated)

K-Closeness, Dice Deception, Encrypt Value, T-Perm

Starters 132 Division 2 (Rated)

ALIEN-OR, Optimal Flip, GAME 11

Starters 133 Division 2 (Rated)

Powered Parameters, Maximum Alternating Sum

Starters 134 Division 2 (Rated)

Origin, Rock Paper Scissors, 3out1in

Starters 136 Division 1 ( Rated till 6-Stars )

Game On Rectangle, Lexicographically Maximal Prefix AND, Sum of Modes

Starters 138 Division 2 (Rated)

TRIPLE PRIMES, Prefix Suffix Inequality, Breezy Mode Problem, Long Drive, Distinct Substring

Starters 139 Division 2 (Rated)

Sum of N, Maximum Distance Permutations, Destroying Bridges Part 2

Starters 140 Division 2 (Rated)

Make Permutation, Split Permutation, Trick Or Treat

Starters 141 Division 2 (Rated)

Redundant Array, Amphibian Escape

Starters 144 Division 2 (Rated)

Budget Allotment, Largest K

Starters 145 Division 2 (Rated)

Make Bob Win , Make My Array Equal

Starters 146 Division 2 (Rated till 5 stars)

Bouncing Ball, Permutation Construction, Knockout tournament

Starters 157 (Rated)

Small, Smaller, Smallest, Not-too-far Replacement

Starters 166 (Rated)

Distinct Power, Divisors Array (Easy Version), Costly Permutations, Chefland Library

Starters 167 (Rated)

Temperature Balance, Lottery Tickets, Delete Not Equal, Grid Construction (Odd)

Starters 168 (Rated)

No Two Alike, Binary Removals, Make Odd

Starters 169 (Rated)

Constant Subsequence, Hamming equivalent, Make K Most Frequent

Starters 171 (Rated)

Swish Game, White Wall, Volcanic Eruption

Starters 173 (Rated upto < 2700)

Cool Subsequences, Time Penalty, Overwrite

Starters 175 (Rated)

Make same

Starters 176 (Rated)

Same And, Friendly Binary Strings, Clothing Store, Costly Summit

Starters 177 (Rated)

Flip or Reverse, Ordered Distances, 2 Boxes

Starters 178 (Rated)

Big Difference, Minimum Colours (Easy), Placing 01 And 10

Starters 179 (Rated)

Lost in the Fest!!, Station Allocation, Unlock The Safe, Can you reach

Starters 181 (Rated)

The Best Matrix, Flip Prefix, Find Outside Array

Starters 182 (Rated)

Bar Queue, Beautiful Garden, Palindromic Score

Starters 183 (Rated)

Complete MST, S to T, Larger Smaller, Max Triangle

Starters 184 (Rated)

One Down, Adjacent OR, Front or Back, Double or Append

Starters 185 (Rated)

GCD Summation, Creature Hunter

Starters 187 (Rated)

OR What, Incremental Game

Starters 188 (Rated)

Swaps in a String, K Boxes, Yet Another Monsters Problem, Subset Sum 3

Starters 189 (Rated)

Nutrition Cost, Create Binary String, Avoid Primes, Sortable Subarrays (Easy)

Starters 190 (Rated)

Subsequence Sort, Light All, Parry It! (Easy)

Total Problems Solved: 928

1802
(Div 2)
★★★★
CodeChef Rating (Highest Rating 2033)
  • 6246 Global Rank
  • 8 Country Rank

Badges

Contest Contender -  Diamond Badge

Contest Contender - Diamond Badge

Received for participating in 100 Contests

Problem Solver - Gold Badge

Problem Solver - Gold Badge

Received for solving 500 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

Certificates

SNCKPE21

Issued December 2021

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