program dyh(input,output);

var

p,q:real;

i:longint;

find:boolean;

begin

readln(p,q);

i:=0;

find:=true;

repeat

i:=i+1;

find:=(trunc(q/100*i-0.001)-trunc(p/100*i))>=1;

until find;

writeln(i);

end.

为什么第6组过不去