Problem #PRU-87992

Problemas Teoría de números Sistemas numéricos Sistema de numeración decimal Métodos Métodos algebraicos Demostración por agotamiento

Problem

One three-digit number consists of different digits that are in ascending order, and in its name all words begin with the same letter. The other three-digit number, on the contrary, consists of identical digits, but in its name all words begin with different letters. What are these numbers?