Umakant Vashishtha

• Username: 4★ranchov007
• Country:  India
• Student/Professional:Student
• Institution:Delhi Technological University New Delhi, India
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

Last 6 Months 2026 (Jan-Jun)2025 (Jul-Dec)2025 (Jan-Jun)

Rating Graph

No. of Contests Participated: 18

Current Ratings Graph Old Ratings Graph

1849 (+48)RatingProvisional
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August Challenge 2020 Division 2(2020-08-17 15:00:02)

Global Rank:   469

Cheated in:   

Ratings System Update

(2020-08-17 15:00:02)

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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1849 (-17)RatingProvisional
Rating i Provisional Rating, click to know more

August Challenge 2020 Division 2(2022-12-20 00:00:00)

Global Rank:   469

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 (18)

July Lunchtime 2019 Division 2

Easy Math

August Challenge 2019 Division 2

Guddu and his Mother, Zombie and the Caves, Distribute Apples, Dilemma, Football

August Lunchtime 2019 Division 2

Eidi Gift

September Challenge 2019 Division 2

Chef and Good Subsequences, Easy Fibonacci, Chef Designed a Network, Chef and Interesting Subsequences

October Challenge 2019 Division 2

Chef and Maximum Star Value, Array Modification, Operations on a Matrix, Phone Prices

October Mega Cook-Off 2019 Division 2

Medel, D-Or, Cakewalk

October Lunchtime 2019 Division 2

Khaled in HIT, Counting Inversions Revisited

November Challenge 2019 Division 2

Hard Sequence, Weapon Value, Chef and Minimum Colouring

December Challenge 2019 Division 2

Plus Multiply, That Is My Score!

January Challenge 2020 Division 2

Chef and Dynamo, Breaking Bricks

February Challenge 2020 Division 2

Long Contest and Cook Off Overlaps, Hard Cash, The Theatre Problem, No Change Required, School of Geometry

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

February Cook-Off 2020 Division 2

Penalty Shoot-Out II, Tax Slabs

March Cook-Off 2020 Division 2

Find Your Gift, Box of Chocolates

March Lunchtime 2020 Division 2 (Unrated)

Chef Swaps Digits, Good Prefix

July Challenge 2020 Division 2

Ada King, Chefina and Swaps, Missing a Point, Doctor Chef, Chef and Card Game, Chef and Strings

August Challenge 2020 Division 2

Insanely Hard School Exams, Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP, Chef and Wedding Arrangements

Total Problems Solved: 94