dwayne
diff --git a/‎ch1/ex1.txt renamed to ‎ch1/01-equivalence-exercises.txt b/‎ch1/ex1.txt renamed to ‎ch1/01-equivalence-exercises.txt
diff --git a/‎ch1/ex2.txt renamed to ‎ch1/02-chapter-exercises.txt b/‎ch1/ex2.txt renamed to ‎ch1/02-chapter-exercises.txt