Tarango Khan

• Username: 5★tarango_khan
• Country:  Bangladesh
• Student/Professional:Student
• Institution:North South University Dhaka, Bangladesh
• 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: 47

Current Ratings Graph Old Ratings Graph

2189 (-44)RatingProvisional
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April Cook-Off 2020 Division 1 (2020-04-21 00:00:00)

Global Rank:   306

Cheated in:   

Ratings System Update

(2020-04-21 00:00:00)

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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2189 (+158)RatingProvisional
Rating i Provisional Rating, click to know more

April Cook-Off 2020 Division 1 (2022-12-20 00:00:00)

Global Rank:   306

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 (47)

March Challenge 2015

Chef and Notebooks

July Challenge 2015

Bread, MasterChef, Na2a and lucky stone, Chef and Cube

August Challenge 2015

Way Out, Gravity Guy, Cooking Machine, Aditi and Magic Trick

September Challenge 2015

Chain of Doughnuts, Count Steps in Matrix, Lighthouses

October Challenge 2015

Time measure, Count Subarrays, Who dares to be a millionaire, Spheres, Rupsa and Equilateral Triangle

August Cook-Off 2015

Chef and the XORed Number , Chef and the Wildcard Matching

September Mega Cook-Off 2015

Forgotten Language, Super Numbers, Stacks

December Cook-Off 2015

Chef and Subarrays

April Lunchtime 2015

Tickets

July Lunchtime 2015

Greedy puppy

August Lunchtime 2015

Churu and lost string, Minimum Maximum

September Lunchtime 2015

Sum of palindromic numbers

April Challenge 2016

Help Watson Escape, Chef and Ballons, Chef And Magical Path, Chef And Coloring

September Challenge 2016

Chef and Friends, Dividing Machine, Chef and digits of a number, Faded Palindromes, JosephLand, Chef and calculation

October Challenge 2016

Chef and Keyboard, Big Queries, Fenwick Iterations, Chef and Three Dogs, Chef and Two String

November Challenge 2016

Count Permutations, Friends Meeting, Urban Development, Gift and Chef, Kirito in Memeland, Chef and squares, Task for Alexey

January Cook-Off 2016

Chef and Destruction, Chef and Fruits

February Cook-Off 2016

Puppy and Catchers, Puppy and Board, Puppy and Sum

March Cook-Off 2016

Digital clock, Dual Nim, Alternating subarray prefix

October Cook-Off 2016

Watson asks Does Permutation Exist, ChefWatson uses Social Network

March Lunchtime 2016

Two Closest, Simple Statistics

September Lunchtime 2016

Chef and Inequality

February Cook-Off 2017

Download file

April Challenge 2017

Chef and Digits, (CH) Serejs and Billiards, Bear and Random Grid, Chef and Divisor Tree, Stable market, Dish Of Life, Bear and Row 01, Bear and Clique Distances, Similar Dishes

May Challenge 2017

Chef and Sub Array , Long Sandwich , Gotham PD, Chef and his daily routine, Courses in an university, Blocked websites, Median of adjacent maximum numbers, Chef and Subsequences, Chef and Battleship

June Challenge 2017

Chef and Prime Queries, Saboteur (Challenge), A Good Set, Cloning, Chef and the Feast, Xenny and Coin Rankings, Triplets, Pairwise union of sets

July Challenge 2017

Chef and Sign Sequences, Pishty and tree, Tree Expectancy, Whats in the Name, Servers (Challenge), Calculator , IPC Trainers, Two Coins

May Cook-Off 2017

La Liga, Balanced Array

June Cook-Off 2017

Ada and crayons, Knight Covering, SnackUp, Centeroid

August Cook-Off 2017

Real obtuse, From heaven to earth

October Cook-Off 2017

Chef and Counting Test, Chef and Employment Test, Chef and Weird Queries

November Cook-Off 2017

Skiing, Online Chess, Random Pair

December Cook-Off 2017

Minimum SubArray, Beautiful Array, Football Match

December Lunchtime 2017

Days in Month, Strange Function, Too Much Sweetness, Four Friends

International Coding League (Rated)

Cards Game, Worst Case Analysis

February Cook-Off 2018

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

March Challenge 2018 DIV 1

Pishty and Triangles, Chef and Easy Problem, Chef and Gcd Queries, Mix the Colors, Minions and Voting

July Cook-Off 2018 Division 1

OR Matrix

May Lunchtime 2018 Division 1

Count Substrings, Shifted Palindrome, Weak in the Middle, Maximum Plus

August Lunchtime 2018 Division 1

Chef and Eid, Mix Mix Game

April Cook-Off 2020 Division 1

Simple Operations

Total Problems Solved: 151