Jva 15 solution public static List gradingStudents(List grades) { // Write your code here List roundedLst = new ArrayList();

for(Integer grade:grades){
    int tmp=0;
    if(grade>=38){
      tmp = grade%5;
      if(5-tmp <3){
        grade = grade + (5-tmp);          
      } 
    } 
    roundedLst.add(grade);
}


return roundedLst;
}