# Write your Python code here
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 < 35:
            self.grade = "F"
        elif self.marks < 65:
            self.grade = "C+"
        elif self.marks < 85:
            self.grade = "B+"
        else:
            self.grade = "A+"

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

school1 = School()

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

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

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