yang
 U+262F
 rm f.bal
 /bin/umodem f.bal STOP
 617F7F616861610133614C036400014C6108
 STOP
 ./certify copymem f.bal


 PHYSICS 1; PHYSICS -1; PHYSICS -1; PHYSICS 1; PHYSICS 8; PHYSICS 1;  
 PHYSICS 1; SCIENCE 1; MATH(1,0,3); PHYSICS 1; LOGIC(0,3,0); SCIENCE 3;
 PHYSICS 4; SCIENCE 0; SCIENCE 1; LOGIC(0,3,0); PHYSICS 1; SCIENCE 8;;