Repeat Evolution

1758. Minimum Changes To Make Alternating Binary String

2 attempts over 802 days. This page compares how the solution size, thinking trace, and stuck markers changed between posts.

2 attempts

802 days apart

-8 line delta

3 best lines

0 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 · 24.12.2023

easy

Solution 11 lines

Thoughts 0 lines

compact kotlin

In a stressfull situation better to just use 4 counters: oddOnes, evenOnes, oddZeros, evenZeros. Then do something with them.

Full post LeetCode

Attempt 2 · 05.03.2026

easy

Solution 3 lines

Thoughts 0 lines

tiny kotlin

802 days later lines -8 chars -255 thoughts 0

Min flips to make bits alterating

Full post LeetCode

Compact generated readout from the first and latest attempts.

Solution size compressed

-8 lines, -255 chars.

Thinking trace steady

0 lines between first and latest attempt.

Best snapshot 05.03.2026

3 lines, 101 chars.

Honesty markers 0 stuck

0 stuck attempts, 0 one-liner attempts.