use std::io; use std::str::FromStr; fn main() { let stdin = io::stdin(); let mut buf = String::new(); stdin.read_line(&mut buf).ok(); let mut it = buf.split_whitespace().map(|n| f64::from_str(n).unwrap()); let a = it.next().unwrap(); let mut buf = String::new(); stdin.read_line(&mut buf).ok(); let mut it = buf.split_whitespace().map(|n| f64::from_str(n).unwrap()); let b = it.next().unwrap(); let c = 100_f64 - a; let ans = ((b / c) * a) + b; print!("{}\n", ans.trunc()); }