From my personal observation people with responsibiltes grieve at a later time and don't like most at the the of the incicent. It takes about 3 months to grieve some cases about a year later.
Enforcing staying at job via law enforcement is the definition of slavery. If people want to quit for higher wages let them. Market will move to equilibrium.
I am quite puzzled how are you not good after solving 400 problems. I thought if you can solve about about 50 problems you can clear any faang interview.