import std.algorithm, std.array, std.container, std.range;
import std.numeric, std.math, std.bigint, std.bitmanip, std.random;
import std.string, std.conv, std.stdio, std.typecons;

void main()
{
  auto k = readln.chomp.to!int;
  auto s = readln.chomp.to!int;

  writeln(s * 100 / (100 - k));
}