warn_par.nit:2,8--14: Warning: superfluous parentheses.
warn_par.nit:4,5--10: Warning: superfluous parentheses.
warn_par.nit:5,8--13: Warning: superfluous parentheses.
warn_par.nit:6,11--15: Warning: superfluous parentheses.
warn_par.nit:7,9--11: Warning: superfluous parentheses.
warn_par.nit:10,13--14: Warning: superfluous parentheses.
5