# Write your Python code here
print("Hello, Excelrs!")
"class School:
  def __init__(self):
      self.students = []
      
        def findTopper(self):
            # add logic to find student with highest marks
                topper = self.students[0]
                    return topper
                    
                      def addStudent(self, student):
                          self.students.append(student)
                          
                          
                          
                          class Student:
                          
                            def __init__(self, name, marks):
                                self.name = name
                                    self.marks = marks
                                        self.grade = ""

                                          def calculateGrade(self):
                                              if self.marks <40:
                                                    self.grade = "D"
                                                        elif self.marks < 60:
                                                              self.grade = "C"
                                                                  elif self.marks < 80:
                                                                        self.grade = "B"
                                                                            else:
                                                                                  self.grade = "A"

                                                                                    def displayGrade(self):    
                                                                                        print(self.name)
                                                                                            print("Grade - ")
                                                                                                print(self.grade)


                                                                                                school1 = School()

                                                                                                for i in range(1):
                                                                                                    name = input("Enter Name: ")
                                                                                                        marks = int(input("Enter Marks: "))

                                                                                                            st = Student(name, marks)
                                                                                                                st.calculateGrade()
                                                                                                                    school1.addStudent(st)

                                                                                                                    topper = school1.findTopper()
                                                                                                                    print("Topper is -")
                                                                                                                    print(topper.name)  
                                                                                                                    "