complete REVIEW: Variables and Values
worked on strings and numbers
finish student activity 1-4
assignment 1: duel, commit 1
assignment 1 duel: commit 2, add begin of loops
assignment 1 duel: commit 3, health randomly deducted
assignment 1 duel commit 4, create break in loop
assignment 1 duel: commit 5: test and expressions work
assignment 1 Duel: commit 6, add comments and fix mistakes