Create a function that take a list of integer as argument, and return an integer. Each element in the list is the power of an enemy. When the power of an enemy is superior to the power of the saiyan by 3 or more, the saiyan gain super saiyan level equivalent to the current enemy power - super saiyan level 1. When the power of an enemy is lower than the power of the salyan by 2 or more, the saiyan loose 1 super saiyan level. The output of the function must be the super saiyan level after dealing with all ejemies, in order. Examples