Paper Scissors Rock

psr.rb

def evaluate_game(game)
  "PSRP"[ "#{ game[0][1] }#{ game[1][1] }" ] ? game[1] : game[0]
end

def report_game(game)
  puts "#{ game[0][0] } vs. #{ game[1][0] }"
  puts "\tWinner = #{ evaluate_game(game)[0] }\n\n"
end

paper1    = [ "Papa Err",   "P" ]
paper2    = [ "Popo Err",   "P" ]
scissors1 = [ "Cut Throat", "S" ]
scissors2 = [ "Slice Bad",  "S" ]
rock1     = [ "Rocksteady", "R" ]
rock2     = [ "Mr. Roboto", "R" ]

report_game([ paper1, paper2 ])
report_game([ paper1, scissors2 ])
report_game([ paper1, rock2 ])
report_game([ scissors1, paper2 ])
report_game([ scissors1, scissors2 ])
report_game([ scissors1, rock2 ])
report_game([ rock1, paper2 ])
report_game([ rock1, scissors2 ])
report_game([ rock1, rock2 ])