MK-97 has 4 operations - All-Russian MO 1997 Regional (R4) 10.1
Source:
September 24, 2024
algebracombinatorics
Problem Statement
The microcalculator ''MK-97'' can work out the numbers entered in memory, perform only three operations:
a) check whether the selected two numbers are equal;
b) add the selected numbers;
c) using the selected numbers and , find the equation , and if there are no roots, display a message about this.
The results of all actions are stored in memory. Initially, one number is stored in memory. How to use ''MK-97'' to find out whether is this number one?