00100 REM PENNEY'S GAME
00110 REM   BY ROBERT LOWE (PNGWEN) 8/8/2016
00120 PRINT "WELCOME TO PENNEY'S GAME!"
00130 PRINT "THE FIRST SEQUENCE TO APPEAR IN CONSECUTIVE COINFLIPS WINS!"
00140 PRINT "WE'LL PLAY BEST 3 OUT OF 5."
00150 PRINT "WOULD YOU LIKE TO GO FIRST (Y/N)";
00160 INPUT G$
00170 IF LEFT$(G$,1)="Y" OR LEFT$(G$,1)="y" THEN 190
00180 GOTO 400
00190 REM PLAYER GOES FIRST
00200 GOSUB 270
00210 M$=MID$(P$,2,1)
00220 IF M$="H" THEN C$="T"
00230 IF M$="T" THEN C$="H"
00240 C$=C$+LEFT$(P$,2)
00250 PRINT "MY SEQUENCE:";C$
00260 GOTO 490
00270 REM GET PLAYER SEQUENCE (AND VALIDATE!)
00280 PRINT "USE H AND T TO ENTER A SEQUENCE OF 3 FLIPS"
00290 PRINT "YOUR SEQUENCE";
00300 INPUT P$
00310 HC=0
00320 TC=0
00330 FOR I=1 TO LEN(P$)
00340 IF MID$(P$,I,1)="H" THEN HC=HC+1
00350 IF MID$(P$,I,1)="T" THEN TC=TC+1
00360 NEXT I
00370 IF LEN(P$)=3 AND HC+TC=3 THEN RETURN
00380 PRINT "INVALID SEQUENCE. PLEASE TRY AGAIN."
00390 GOTO 280
00400 REM COMPUTER GOES FIRST
00410 C$=""
00420 FOR I=1 TO 3
00430 F=INT(2*RND()+1)
00440 IF F=1 THEN C$=C$+"H"
00450 IF F=2 THEN C$=C$+"T"
00460 NEXT I
00470 PRINT "MY SEQUENCE:";C$
00480 GOSUB 270
00490 REM PLAY THE GAME
00500 IF P$<>C$ THEN 540
00510 PRINT "HEY!  THAT'S MY IDEA!"
00520 GOSUB 270
00530 GOTO 490
00540 PW=0
00550 CW=0
00560 FH$=""
00570 PRINT "YOU:";P$;" VS  ME:";C$;"  ROUND";PW+CW+1
00580 PRINT "    ";
00590 F=INT(2*RND()+1)
00600 IF F=1 THEN F$="H"
00610 IF F=2 THEN F$="T"
00620 PRINT F$;
00630 FH$=FH$+F$
00640 IF LEN(FH$)>3 THEN FH$=RIGHT$(FH$,3)
00650 IF FH$<>P$ AND FH$<>C$ THEN 590
00660 PRINT ""
00670 IF FH$=P$ THEN 710
00680 PRINT "I WIN THIS ROUND!"
00690 CW=CW+1
00700 GOTO 730
00710 PRINT "YOU WIN THIS ROUND!"
00720 PW=PW+1
00730 PRINT "SCORE  YOU:";pw; "  ME:";cw
00740 IF PW+CW <> 5 THEN 560
00750 IF PW > CW THEN PRINT "YOU WIN THE GAME!"
00760 IF PW < CW THEN PRINT "I WIN THE GAME!"
00770 PRINT "PLAY AGAIN (Y/N)";
00780 INPUT G$
00790 IF MID$(G$,1,1)="Y" THEN 100
00800 IF MID$(G$,1,1)<>"N" THEN 770