CLS:' NEW 10 '15 Puzzle 20 CLS:I=0:S=100 30 I=I+1:[I]=I:IF I<17 GOTO 30 40 GOSUB 200 50 R=RND(4):GOSUB 280 60 IF C GOTO 50 70 T=[P]:[P]=[M]:[M]=T 80 S=S-1:IF S GOTO 40 90 GOSUB 200:?"COUNT ";S:?:I=0 100 I=I+1:IF [I]<>I GOTO 130 110 IF I<17 GOTO 100 120 END 130 R=INKEY():IF R GOTO 130 140 R=INKEY()-28 150 IF(R<0)+(R>3)GOTO 140 160 GOSUB 280 170 IF C GOTO 130 180 T=[P]:[P]=[M]:[M]=T 190 S=S+1:GOTO 90 200 LC 0,0:?:I=1 210 IF [I]<16 GOTO 230 220 ?".. ";:P=I:M=I:GOTO 250 230 IF [I]<10 ?" "; 240 ?[I];" "; 250 IF I%4=0 ? 260 IF I<16 LET I,I+1:GOTO 210 270 ?:RETURN 280 C=0:GOTO 290+R*20 290 IF M%4=1 LET C,1:RETURN 300 M=M-1:RETURN 310 IF M%4=0 LET C,1:RETURN 320 M=M+1:RETURN 330 IF(M-1)/4=0 LET C,1:RETURN 340 M=M-4:RETURN 350 IF(M-1)/4=3 LET C,1:RETURN 360 M=M+4:RETURN 'OK