Pessimistic Locking in Laravel Eloquent with refreshForUpdate()

3658. GCD of Odd and Even Sums
Difficulty: Easy
Topics: Mid Level, Math, Number Theory, Weekly Contest 464
You are given an integer n. Your task is to compute the GCD (greatest common divisor) of two …

I ran the same storefront attacks against three models — one with its safety training deliberately removed, one stock open-weights model, and the frontier…