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Programming and DSA

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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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Catalogue

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 » Kazuaki Yamazaki
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Kazuaki Yamazaki

  • 4★torus711
  •   Japan
  • Student
  • Japan Advanced Institute of Science and Technology Nomi, Japan
  • No Active Plan. View Details

Submissions Heat Map

Rating Graph

No. of Contests Participated: 53
1883 (-20)RatingProvisional
Rating i Provisional Rating, click to know more
Starters 201 (Rated)(2025-08-27 22:00:02)
Global Rank:   779
Cheated in:   

Ratings System Update

(2025-08-27 22:00:02)
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?
2061 (+243)RatingProvisional
Rating i Provisional Rating, click to know more
May Lunchtime 2021 Division 2(2022-12-20 00:00:00)
Global Rank:   4053
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)

None

Practice Paths (0)

None

Contests (53)

June Challenge 2012

Little Elephant and Candies, Arranging Cup-cakes

August Cook-Off 2012

Code Crazy Minions

October Cook-Off 2014

The Army, Walk on the Axis

November Cook-Off 2014

Brackets, Petersen Graph

December Lunchtime 2014

Delivery Man

March Cook-Off 2015

How to Minimize a String, How to Repaint a Fence

April Cook-Off 2015

Lucky Fives, Equality, Version Control System

May Cook-Off 2015

Devu, his friends and birthday gifts, Devu and friendship testing, Devu and decorating birthday cake, Devu and most energetic minion

June Cook-Off 2015

Longest non regular parentheses sub-sequence, Strange operations

July Cook-Off 2015

Cops and the Thief Devu, Maximize Disjoint Pair Sum, Path containing K Nodes

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

September Mega Cook-Off 2015

Reign 2, Forgotten Language, Super Numbers, Stacks

October Cook-Off 2015

Word Stem, Almost Sorted Permutation

December Cook-Off 2015

Chef and Subarrays, Chef and Queries

April Lunchtime 2015

House Cleaning, Tickets

September Lunchtime 2015

Sum of palindromic numbers

November Lunchtime 2015

Query over Matrix, Black And White Cells

December Lunchtime 2015

Ancient Berland Roads, Distinct Codes

February Cook-Off 2016

Puppy and Catchers, Puppy and Board, Puppy and Sum

May Cook-Off 2016

Phantasialand

July Cook-Off 2016

Chef and Proportion, Chef and Numbers, Chef and Land

September Cook-Off 2016

Lazy Jem, The Lost Arithmetic Sequences, Counting Strings

February Lunchtime 2016

Chef and Socks, Chef and Tic-Tac-Toe, Chef and Polygons

April Lunchtime 2016

Maximum K Sums, Coins And Triangle

July Lunchtime 2016

Drumpf for President!, Lumpy - The Bus Driver

August Lunchtime 2016

Studying Alphabet

October Lunchtime 2016

The Largest Bouquet

February Cook-Off 2017

Download file, Chairs, Cooking Game

January Lunchtime 2017

Sealing up, Nothing in Common

May Cook-Off 2017

La Liga

June Cook-Off 2017

Ada and crayons, SnackUp

September Cook-Off 2017

Infinite OR Game, Statistics Construction, Subsequence Equality

April Lunchtime 2017

Bear and Segment 01

May Lunchtime 2017

Prefix Inversions

September Lunchtime 2017

Chef and Dice, Chef and Cook-Off Contests, Chef and Programming Contest by His Friend

November Lunchtime 2017

Smart Strategy

February Cook-Off 2018

Chef and Cook-Off, Chef and Tuples, Chef and Chefness, Chef and Line

March Cook-off 2018 Division 1

Chef Goes to the Cinema, Chef Restores a Matrix

March Cook-Off 2019 Division 1

XOR N-bonacci Sequence, Markers and Caps, Music Shopping

April Cook-Off 2019 Division 1

Pied Piper vs Hooli

April Lunchtime 2019 Division 1

Firdavs and Planet F, Minimum Sum

May Cook-Off 2019 Division 1

Expected Xor

May Lunchtime 2019 Division 1 (Unrated)

Grid Tour, Reverse Maximisation

Code Ensemble (Rated for Division 2)

Cherry and Bits, Priya and AND, Help Martha

May Lunchtime 2021 Division 2

Charges, Tom And Jerry 1

Starters 151 (rated till 5 stars)

Ball Game

Starters 152 (Rated till 6 stars)

Maximize Hamming Distance, Anti-Palindrome Queries

Starters 156 (Rated)

Count Triplets, Partition Score, Even Numbers Hate

Starters 157 (Rated)

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

Starters 158 (Rated)

Largest Subsequence, XOR Smaller

Starters 159 (Rated)

Crafty Coloring (Easy), Super Hero, Chess Colouring, Elections

Starters 160 (Rated)

Palindrome Love, Buying Order (Easy), Equate S and T

Starters 161 (Rated)

Temporary Temperature, Red-Blue Sort, One To Three, Two Cards

Starters 162 (Rated)

Adjacent Sum Array

Starters 163 (Rated)

Nice Array, Minimum Types, Sort Them

Starters 201 (Rated)

Compare and Connect, Huge Grid (Easy Version), Mixing Liquids, Mark Points

Total Problems Solved: 124

1883
(Div 2)
★★★★
CodeChef Rating (Highest Rating 2347)
  • 3324 Global Rank
  • 122 Country Rank

Badges

Contest Contender - Gold Badge

Contest Contender - Gold Badge

Received for participating in 50 Contests

Problem Solver - Bronze Badge

Problem Solver - Bronze Badge

Received for solving 50 Problems

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