Revert "More typos"

This reverts commit 7f657dd22ac20d22698c53b23f0057e1a12c09b7.
Assignment2
Revert "Revert "More typos""

This reverts commit bc57785acc09eb4238db454d3e90187ce560f8e0.
Revert "Revert "Revert "More typos"""

This reverts commit 0fa3366a256c8577f89cf74179332fbdda9f03fa.