If these are meant to be displayed as text, wrap them in quotes: #set($c = "922488346 928282912") .
Directives like #set are generally safe, but if the numbers represent IDs or data from an untrusted source, they should be handled with care to prevent injection. #set($c=922488346 928282912)${c}$c
The code attempts to store two large integers into a single variable without proper collection syntax (e.g., [...] ). If these are meant to be displayed as
This is the formal notation to output the value of $c . It is used to prevent ambiguity with surrounding text. #set($c=922488346 928282912)${c}$c