x = readInt() #PREMISES FOR ATTACHED PROOF, IF ANY: # True #PREMISES FOR NEXT LINE: y = readInt() #PREMISES FOR ATTACHED PROOF, IF ANY: # True #PREMISES FOR NEXT LINE: if x > y : #PREMISES FOR THEN-ARM: # (x > y) """{ 1.OK x > y premise }""" #PREMISES FOR NEXT LINE: # (x > y) max = x #PREMISES FOR ATTACHED PROOF, IF ANY: # (max == x) # (x > y) """{ 1.OK x > y premise 2.OK max == x premise 3.OK max >= x algebra 2 4.OK max >= y algebra 1 3 5.OK max >= x and max >= y andi 3 4 }""" #PREMISES FOR NEXT LINE: # ((max >= x) and (max >= y)) else : #PREMISES FOR ELSE-ARM: # not (x > y) """{ 1.OK not (x > y) premise 2.OK y >= x algebra 1 }""" #PREMISES FOR NEXT LINE: # (y >= x) max = y #PREMISES FOR ATTACHED PROOF, IF ANY: # (max == y) # (y >= x) """{ 1.OK max == y premise 2.OK y >= x premise 5.OK max >= x and max >= y algebra 1 2 # the checker tolerates this short cut }""" #PREMISES FOR NEXT LINE: # ((max >= x) and (max >= y)) #PREMISES FOR NEXT LINE: # ((max >= x) and (max >= y)) """{ 1.OK max >= x and max >= y premise }""" #PREMISES FOR NEXT LINE: # ((max >= x) and (max >= y))