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Practice Compete Compiler

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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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Programming and DSA

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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
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waltzer47

  • 4★waltzer47
  •   India
  • Other
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Submissions Heat Map

Rating Graph

No. of Contests Participated: 22
1850 (-9)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 167 (Rated)(2025-01-01 22:00:02)
Global Rank:   709
Cheated in:   

Ratings System Update

(2025-01-01 22:00:02)
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1859 (-146)RatingProvisional
Rating i Provisional Rating, click to know more
August Lunchtime 2021 Division 2(2022-12-20 00:00:00)
Global Rank:   39
Cheated in:   

Ratings System Update

(2022-12-20 00:00:00)
This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more
How the rating system works?

Learning Paths (0)

Practice Paths (2)

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Practice for ZCO and INOI

24%
learn-icon

Prepare for ICPC - Past Year Problems

1%

Contests (22)

May Challenge 2020 Division 2

Coronavirus Spread, Isolation Centers

May Lunchtime 2020 Division 2

Lost Weekends

June Challenge 2020 Division 2

Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Covid Sampling (Challenge), Chef and String, Chef and Price Control

July Challenge 2020 Division 2

Ada King, Missing a Point, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP

July Cook-Off 2020 Division 2

Even-tual Reduction

July Lunchtime 2020 Division 2

Chef and Steps

August Lunchtime 2020 Division 2

Game on a Strip, Mode of Frequencies

June Cook-Off 2020 Division 2

Cache Hits, Max Mex

June Lunchtime 2020 Division 2

Chef and Demonetisation, Increasing Decreasing

October Challenge 2020 Division 2

Positive AND, Replace for X, Covid Run, Chef and Easy Queries

November Challenge 2020 Division 2

Restore Sequence, Ada and Dishes, Magical Candy Store, Iron, Magnet and Wall

October Lunchtime 2020 Division 2

AND Plus OR, Chef Likes Good Sequences

Coders' Legacy (Rated for all)

Chef vs Doof

March Lunchtime 2021 Division 2

Dinner by Candlelight, Racing, Lunchtime

April Challenge 2021 Division 2

Worthy Matrix, Chef and Dice

June Challenge 2021 Division 2 (Unrated)

Summer Heat

June Cook-Off 2021 Division 2

Binary String on Steroids, The Wave

July Challenge 2021 Division 2 (Unrated)

XxOoRr, Optimal Denomination

July Cook-Off 2021 Division 2

XOR-ORED, Mod Equality

July Lunchtime 2021 Division 2

Chef and Spells, Beautiful Pairs, Red Alert, Array Rotation Returns

August Challenge 2021 Division 2 (Unrated)

Problem Difficulties, Olympics Ranking

August Cook-Off 2021 Division 2

Different String, Chef and Closure, Equal Difference

August Lunchtime 2021 Division 2

K-th Maximum, Crossing Blocks, Just a Graph, Chef and Deque

CodeChef Starters 8 Division 2 (Unrated)

Javelin Qualification, Penalty Shots

CodeChef Starters 10 Division 1 (Unrated)

Maximise the Subsequence Sum, Remove One Element

AlgoManiac - Code For Future Division 1 (Unrated)

Say No To Drugs, The Old Saint And Three Questions, Meet In The Median

September Challenge 2021 Division 1 (Unrated)

XOR Equal, Shuffling Parities, Airline Restrictions, Travel Pass

SnackDown 2021 - Online Qualifiers

Lucky Number, Maximum Number Of Distinct Elements

CodeChef Starters 11 Division 1 (Unrated)

Find the Direction, Obtain the Sum, The Two Dishes

CodeChef Starters 12 Division 1 (Unrated)

Maximum Points

CodeChef Starters 14 Division 1 (Unrated)

Odd GCD, FIXFIX

October Challenge 2021 Division 1 (Unrated)

Longest AND Subarray, Digit Removal, MEX-OR

SnackDown 2021 - Online Round 1A

Dance Moves, Min Max LCM

November Challenge 2021 Division 1 (Unrated)

Xor Equation, Weird Palindrome Making, Hill Sequence, Maximise the bridges

CodeChef Starters 17 Division 1 (Unrated)

Binary Inversion, GCD of Prefixes

CodeChef Starters 20 Division 1 (Unrated)

Stable Sequence, Brutal-Xors

December Challenge 2021 Division 1 (Unrated)

Valleys and Hills

CodeChef Starters 26 Division 1 (Unrated)

Careless Chef

CodeChef Starters 32 Division 1 (Unrated)

Finding Shoes, Flip Sorting

Starters 52 Division 1 (Unrated)

Minimum Sum, K-Flip

Starters 61 Division 1 (Unrated)

Minimise LCS, Subarray Removal

Starters 167 (Rated)

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

Total Problems Solved: 273

1850
(Div 2)
★★★★
CodeChef Rating (Highest Rating 1859)
  • 3933 Global Rank
  • 3201 Country Rank

Badges

Contest Contender - Bronze Badge

Contest Contender - Bronze Badge

Received for participating in 5 Contests

Problem Solver - Silver Badge

Problem Solver - Silver Badge

Received for solving 250 Problems

Daily Streak - Bronze Badge

Daily Streak - Bronze Badge

Received for maintaining a streak of 5 days

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