Codility Challenge: Pair a Coder 2022

RemoveSubstrings

• Difficulty: Hard
• Given a string, calculate the length of the shortest string which can be achieved by removing any number of substrings that start and end with the same letter.
• https://app.codility.com/programmers/challenges/pairacoder_2022/
• https://app.codility.com/programmers/task/remove_substrings/

Versions

• Result
  • Good: Correctness 100%, Performance 100%.
  • OK: Correctness 100%, Performance <100%.
  • Fail: Correctness <100%, Performance <100%.
• File naming convention
  • Code A: PairACoder2022A.java
  • etc

Gold Award

File	Complexity	Result	Report
B	O(N)	Good	MEBAJ9

Silver Award

File	Complexity	Result	Report
A	O(N**2)	OK	SV8BP6

Codility Solutions

File	Complexity	Result	Report
C	O(N**2)	OK	XH722P
D	O(N)	Good	Q6VA7D