program Project4;
{$APPTYPE CONSOLE}
var a,b,c:integer;
begin
writeln('Vvedit storony trykutnyka a,b,c');
readln(a,b,c);
if (a=b) and (b=c) then
writeln('Rivnostoronnyi') else
writeln('Trykutnyk ne rivnostoronnyi');
readln;
end.