projecteuler.net/problem=112 Problem 112 - Project Euler The page has been left unattended for too long and that link/button is no longer active. Please refresh the page. projecteuler.net Working from left-to-right if no digit is exceeded by the digit to its left it is called an increasing number; for example, 134468. Similarly if no digit is exceeded by the digit to its right it is called a dec..