Status: IN
The `min(diff, N - diff)` idiom for shortest arc on a modular ring appears across multiple solutions including `minimum-time-to-type-word-using-special-typewriter`, `distance-between-bus-stops`, and (without wrap) `single-row-keyboard`.
Source: entries/2026/06/06/minimum-time-to-type-word-using-special-typewriter-solution.md