Repeat Evolution

2751. Robot Collisions

2 attempts over 627 days. This page compares how the solution size, thinking trace, and stuck markers changed between posts.

2 attempts

627 days apart

-2 line delta

10 best lines

14 thought lines

0 stuck attempts

Repeat lab Latest post Back to library LeetCode

Timeline Shape

Bars are normalized inside this problem, so the widest bar is the largest attempt in that metric.

Each card is a daily post, with local deltas from the previous attempt.

Attempt 1 · 13.07.2024

hard

Solution 12 lines

Thoughts 6 lines

compact kotlin

D dimensional robots fight

Full post LeetCode

Attempt 2 · 01.04.2026

hard

Solution 10 lines

Thoughts 8 lines

compact kotlin

627 days later lines -2 chars -164 thoughts +2

Collide LR robots

Full post LeetCode

Compact generated readout from the first and latest attempts.

Solution size compressed

-2 lines, -164 chars.

Thinking trace expanded

+2 lines between first and latest attempt.

Best snapshot 01.04.2026

10 lines, 343 chars.

Honesty markers 0 stuck

0 stuck attempts, 0 one-liner attempts.