#!/bin/python3

import math
import os
import random
import re
import sys

# Complete the solve function below.
def solve(meal_cost, tip_percent, tax_percent):
 
        tip = float(tip_percent /100 * meal_cost)
        tax = float(tax_percent /100 * meal_cost)
        total_cost= float(meal_cost+ tip + tax)
        
        print (round(total_cost))

if __name__ == '__main__':
    meal_cost = float(input())

    tip_percent = int(input())

    tax_percent = int(input())

    solve(meal_cost, tip_percent, tax_percent)
