Merge pull request #4357 from lollospadalaser/patch-2

Update apio-11-TableColoring.mdx

Author: SansPapyrus683

solutions/silver/apio-11-TableColoring.mdx

@@ -32,7 +32,7 @@ for all $x, y > 1$.
 After analysing this recurrence, we find that we actually have
 
 $$
-c(x, y) = \lnot (c(0, 0) \oplus c(0, y) \oplus c(x, 0) \oplus ((x \cdot y) \% 2))
+c(x, y) = (c(0, 0) \oplus c(0, y) \oplus c(x, 0) \oplus ((x \cdot y) \% 2))
 $$
 
 I made a