escape g;\iÿ û  õ"escape" ñf=º(¥*100d+1) ( ñl=1 2 ñh=1 <ëg=1Ì5 F õ"guess? "; Pîf1 Zú½(f-f1)<5Ëì290" dúf-f1>40(Ëì170ª núf1-f>40(Ëì230æ xõ"no visible effect" ‚óg Œõ"you took too long." –õ"the freq. was ";f  â ªúl=2Ëì210Ò ´õ"too low...careful" ¾ ñl=2 È ì130‚ Òõ"the building collapsed" Üâ æúh=2Ëì270 ðõ"too high...ouch" ú ñh=2  ì130‚ õ"your head aches - give up" â "õ"you've done it" ,â flh¦±ç<