text: 'use strict';
  
  process.stdin.resume();
  process.stdin.setEncoding('utf-8');
  
  let inputString = '';
  let currentLine = 0;
  
  process.stdin.on('data', function(inputStdin) {
      inputString += inputStdin;
  });
  
  process.stdin.on('end', function() {
      inputString = inputString.split('\n');
  
      main();
  });
  
  function readLine() {
      return inputString[currentLine++];
  }
  
  /*
   * Complete the 'solve' function below.
   *
   * The function accepts following parameters:
   *  1. DOUBLE meal_cost
   *  2. INTEGER tip_percent
   *  3. INTEGER tax_percent
   */
  
  function solve(meal_cost, tip_percent, tax_percent) {
      console.log(Math.round(meal_cost + ((tip_percent / 100) * meal_cost) + ((tax_percent / 100) * meal_cost)));
  }
  
  function main() {
      const meal_cost = parseFloat(readLine().trim());
  
      const tip_percent = parseInt(readLine().trim(), 10);
  
      const tax_percent = parseInt(readLine().trim(), 10);
  
      solve(meal_cost, tip_percent, tax_percent);
  }
  