Rifatul Islam
- rifatentr
Bangladesh- Student
- Bangladesh University of Business and Technology Dhaka, Bangladesh
- No Active Plan. View Details
Activity Heat Map
Learning Paths (0)
Practice Paths (1)
Contests (39)
July Cook-Off 2019 Division 2
Playing with Strings
October Mega Cook-Off 2019 Division 2
Medel
December Challenge 2019 Division 2
Plus Multiply, That Is My Score!
April Challenge 2020 Division 2
Sell All the Cars, COVID Pandemic and Long Queue
May Challenge 2020 Division 2
Coronavirus Spread, Isolation Centers
May Lunchtime 2020 Division 2
Weird Walk, Lost Weekends
June Challenge 2020 Division 2
Even Matrix, The Tom and Jerry Game!, Chef and Icecream, Chef and String, Chef and Price Control
July Challenge 2020 Division 2
Ada King, Chefina and Swaps, Missing a Point, Chef and Card Game, Chef and Strings
August Challenge 2020 Division 2
Chef Wars - Return of the Jedi, Another Card Game Problem, Chef and Linear Chess, Smallest KMP
September Challenge 2020 Division 2
Chefina and Swap, A Problem on Sticks, Ada Matrix, Coronavirus Spread 2
July Cook-Off 2020 Division 2
Even-tual Reduction, OR-thodox Distinction
July Lunchtime 2020 Division 2
Chef and Steps
August Lunchtime 2020 Division 2
Game on a Strip, Mode of Frequencies
October Challenge 2020 Division 2
Positive AND, Replace for X, Covid Run, Chef and Easy Queries
January Challenge 2021 Division 2
Fair Elections
December Challenge 2020 Division 1
Hail XOR, Positive Prefixes, Even Pair Sum
December Cook-Off 2020 Division 1
Self-Destructing Strings
January Cook-Off 2021 Division 2
Prime Tuples
December Lunchtime 2020 Division 2 (Unrated)
Three Letters, Sed Sequences, Horoscope Matrix, One Zero Swaps
November Cook-Off 2020 Division 1
Flip the String, Chef and IPC Certificates
October Lunchtime 2020 Division 2
AND Plus OR, Chef and Subtree MEXs, Chef Likes Good Sequences, Chef Is Just Throwing Random Words, Cute Chef Gift
November Lunchtime 2020 Division 1
Gasoline
February Challenge 2021 Division 2
Frog Sort, Team Name, Maximise Function
February Lunchtime 2021 Division 2
Coprime Range
March Challenge 2021 Division 3
Interesting XOR!, Chef and Groups, Space Arrays, No Time to Wait
March Lunchtime 2021 Division 3
Turn It, Dinner by Candlelight, Motivation, Make the Sum Even, Racing, Lunchtime
April Cook-Off 2021 Division 2
OR of ANDs, Chocolate Monger
April Lunchtime 2021 Division 2
Chef in Heaven , Bench Press, Array Rotation
SPYBITS IIT BHU Division 2 (Rated)
B - Valentine Couples, C - Mission Gotham, D - Pilgrims Destination, F - Stone Land, A - Save Water Save Life
June Cook-Off 2021 Division 2
The Wave
August Challenge 2021 Division 2 (Unrated)
Special Triplets, Array Filling, Chef and Bulb Invention, Problem Difficulties, Olympics Ranking
September Cook-Off 2021 Division 2
Chef and Pairwise Distances, Zebra Crossing, Fake Swaps, Adjacency Hatred
CodeChef Starters 11 Division 2 (Rated)
Positive Spewing, The Grid Fill Problem, Obtain the Sum
CodeChef Starters 12 Division 2 (Unrated)
Make it Divisible, Maximum Points
CodeChef Starters 14 Division 2 (Unrated)
Odd GCD, Task Times, Diagonal movement, FIXFIX
October Challenge 2021 Division 2 (Unrated)
Longest AND Subarray, Digit Removal, MEX-OR
October Cook-Off 2021 Division 2
Can You Reach The End, Odd Sum, 01 Subsequence
October Lunchtime 2021 Division 2
Chef and Water Car, Exactly N plus 1 Values
CodeChef Starters 18 Division 2 (Unrated)
Weird GCD Value, Palindromic Binary Numbers, Compare those strings, Make them equal
C.O.D.E.R.S Division 2 (Rated)
The One On The Last Night, The One Where No One is Ready, The One with All the Candy, The One with Ross Wedding
FizzBuzz Division 2 (Rated)
Magical Planks, Clean The Sequence, Substring Minimum Function, Can_Reach, Kingdom Attack
November Lunchtime 2021 Division 2
Expected Weight, Strange Minimization, Rapid Re-Orderings