Handle
chemthan

Codeforces: chemthan

Topcoder: chemthan

Atcoder: chemthan

Cscademy: chemthan

Codechef: chemthan

Hackerrank: chemthan

Hackerearth: chemthan

Problem Setting

January 2020

#49. CodeChef: Almost Palindromic (January Cook-Off 2020)

December 2019

#40. Codeforces: Beautiful Mirrors (Codeforces Round #604)

#41. Codeforces: Beautiful Mirrors with queries (Codeforces Round #604)

#42. Codeforces: Beautiful Bracket Sequence (easy version) (Codeforces Round #604)

#43. Codeforces: Beautiful Bracket Sequence (hard version) (Codeforces Round #604)

#44. Codeforces: Beautiful League (Codeforces Round #604)

#45. Codeforces: Beautiful Fibonacci Problem (Codeforces Round #604)

#46. ICPC: Easy Query (ICPC Danang 2019)

#47. CodeChef: Stick and polygon (December Lunchtime 2019)

#48. CodeChef / VOI: Tree Query (December Lunchtime 2019 / Vietnam Informatics Round 2 2019)

May 2019

#39. APIO: Bridges (APIO Russia 2019)

February 2019

#38. Codechef: K-th Lexicographical Suffix (SnackDown 2019 - Onsite Final Round)

January 2019

#36. Hackerearth: Medium Sum Set Problem (January Easy' 19)

#37. Hackerearth: Chip on Graph (January Easy' 19)

November 2018

#29. Hackerearth: Golden rectangles (HourStorm #5)

#30. Hackerearth: Counting the number of intervals (HourStorm #5)

#31. Hackerearth: Beautiful Sequence (HourStorm #5)

#32. ICPC: Forest of Celery (Vietnam National 2018)

#33. ICPC: Keep Them Separated (Vietnam National 2018)

#34. ICPC: Fun with Fibonacci (ICPC Hanoi 2018)

#35. ICPC: Grab a Graph (ICPC Hanoi 2018)

July 2018

#21. Hackerearth: Easy Sum Set Problem (July Circuits '18)

#22. Hackerearth: Special Shop (July Circuits '18)

#23. Hackerearth: Hard Sum Set Problem (July Circuits '18)

#24. Hackerearth: Partition String (July Circuits '18)

#25. Hackerearth: Modulo Fermat's Theorem (July Circuits '18)

#26. Hackerearth: Isomorphic Trees (July Circuits '18)

#27. Hackerearth: Bonus Money (July Circuits '18)

#28. Hackerearth: Rocket (July Circuits '18)

May 2018

#19. Codechef: Series Sum (May Challenge 2018)

#20. Codechef: S-T Mincut (May Challenge 2018)

April 2018

#18. Codechef: S Semi-palindromic (April Challenge 2018)

March 2018

#15. Codechef: Maximum Tree Path (March Cook-off 2018)

#16. Hackerearth: Big Number Array (March Circuits '18)

#17. Hackerearth: Simple Polygons (March Circuits '18)

February 2018

#14. Codechef: Broken Clock (February Challenge 2018)

January 2018

#13. Codechef: Killing Monsters (January Challenge 2018)

December 2017

#8. Codechef: Football Match (December Cook-Off 2017)

#9. Codechef: Beautiful Array (December Cook-Off 2017)

#10. Codechef: Minimum SubArray (December Cook-Off 2017)

#11. Codechef: Rotate Point (December Cook-Off 2017)

#12. Codechef: Chef and Isomorphic Array (December Cook-Off 2017)

November 2017

#6. Codechef: Polynomials (November Challenge 2017)

#7. Codechef: Day Schedule (November Challenge 2017)

October 2017

#2. Codechef: Buggy Calculator (October Lunchtime 2017)

#3. Codechef: Maximum Number (October Lunchtime 2017)

#4. Codechef: Weird Competition (October Lunchtime 2017)

#5. Codechef: Optimal Subset (October Lunchtime 2017)

July 2017

#1. Codechef: Irrational Root (July Challenge 2017)

Posts