laofu

• Username: 7★laofu
• Student/Professional:Student
• Institution:Changjun High School Changshan, China
• CodeChef Pro Plan: No Active Plan. View Details

Submissions Heat Map

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

Rating Graph

No. of Contests Participated: 6

Current Ratings Graph Old Ratings Graph

2576 (+81)RatingProvisional
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Replay of Indian IOITC 2018 #2 (Rated)(2018-07-22 00:00:00)

Global Rank:   1

Cheated in:   

Ratings System Update

(2018-07-22 00:00:00)

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2576 (+84)RatingProvisional
Rating i Provisional Rating, click to know more

Replay of Indian IOITC 2018 #2 (Rated)(2022-12-20 00:00:00)

Global Rank:   1

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 (6)

March Challenge 2018 DIV 2

Chef and Easy Problem, A Big Sale, Mix the Colors, Chef and Glove, Minions and Voting, Minion Chef and Bananas, Embedding a Tree (Challenge), Pishty and Triangles

April Challenge 2018 Division 2

Vaibhav and Ministers, Workers, Average of Pairs, Count Good Prefixes, Highway Crossing, Weight of Numbers, Cutting Plants, Chef and Array (Challenge)

June Challenge 2018 Division 1

Vision, Binary Board, Archi and Tree, Expected Buildings, Ways to Work, Two Flowers

July Challenge 2018 Division 1

Pizza Delivery, Picking Fruit for Chefs, Tom and Jerry, Reach Equilibrium, No Minimum No Maximum, Gears

Replay of Indian IOI Training Camp (IOITC) #1 (Rated)

CyclesAndColorings, K Perfect Matchings, Circular Intervals

Replay of Indian IOITC 2018 #2 (Rated)

Exact Walks, Coin Denominations, Changing Numbers

Total Problems Solved: 71