Seyed Hamed Valizadeh Toosi

• Username: 4★havaliza
• Student/Professional:Student
• CodeChef Pro Plan: No Active Plan. View Details

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Last 6 Months 2025 (Jan-Jun)2024 (Jul-Dec)2024 (Jan-Jun)

Rating Graph

No. of Contests Participated: 33

Current Ratings Graph Old Ratings Graph

1836 (-64)RatingProvisional
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January Challenge 2014(2014-01-13 15:00:00)

Global Rank:   4547

Cheated in:   

Ratings System Update

(2014-01-13 15:00:00)

This is the difference due to changing the rating system.This graph is not updated after 20th Dec 2022. Know more

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1836 (+315)RatingProvisional
Rating i Provisional Rating, click to know more

January Challenge 2014(2022-12-20 00:00:00)

Global Rank:   4547

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)

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Practice Paths (0)

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Contests (33)

January 2010 (Contest XII)

Lost Primes

August Cook Off

Fetching Cooking Tools, Arranging the Appetizers, Cleaning Up

The November CookOff

Choosing Cook Off Problems, N Knights Problem, One Dimensional Game of Life, Cutting Recipes

December 2010 Challenge

The Hungry Bear, A String Game, Byteknights and Byteknaves

January 2011 Challenge

Chess Pushing Game, Flu Shot Lineup, Splitting Giant Subs, Count Relations

The January 2011 Cook-Off

Chef team, Time of collisions, Whole submatrix, Holes in the text

February 2011 Contest

Bogosort

March 2011 Challenge

K-Unique Sequence, Omax

April Long Contest

Number Game Revisited

May Long Contest 2011

Tree Product

May Cook-off 2011

Popular Rice Recipe, Socializing Game around Pizza, Packing the Golden Triangles, Distribute idlis Equally

June Cook-off

Correctness of Knight Move, Super-plane

August Long Contest 2011

Infinite Grid Game

August Cook-off 2011

Vote for the Noodle Soup, Rotate the String, Open the Dragon Scroll

September Long Contest

Haunted Maze, Younger Brother, BIT Magazine

November Long Contest 2011

New Restaurant

November Cook-Off

Subanagrams

December 2011 Long Contest

Ciel and Eggs

December Cook-Off

Ciel and New Menu, Ciel and A-B Problem

January 2012 Challenge

Ambidextrous Chefs

February 2012 Challenge

Restore the Recipe

April Challenge 2012

Fit to Play, Double Strings, Stacking Pancakes

April Cook-Off 2012

Top Batsmen

May Cook-Off 2012

Little Elephant and Balance, Little Elephant and Strings

July Challenge 2012

Chef's Dream, My Fair Coins, The Gray-Similar Code, Little Elephant and Bubble Sort, Gift Rift, Restaurant Rating

October Cook-Off 2012

Buying Sweets

April Challenge 2013

Little Elephant and Music, Barcelona Gameplay Tactics, ChefGame, Kingdom Unity, Maximum Weight Difference, Levy Conjecture

Total Problems Solved: 72