There are 2023 dice on the table. For 1 dollar, one can pick any dice and put it back on any of its four (other than top or bottom) side faces. How many dollars at a minimum will guarantee that all the dice have been repositioned to show equal number of dots on top faces? Egor Bakaev
Problem
Source: 44th International Tournament of Towns, Senior O-Level P1 and Junior O-Level P3, Spring 2023
Tags: combinatorics, Dice