2 PRINT TAB(18);"BLACK JACK"
6 PRINT:PRINT:PRINT
20 DIM P(15,12),Q(15),C(52),D(52),T(8),S(7),B(15)
30 DIM R(15)
40 REM
50 REM
60 REM
70 REM
80 REM
90 GOTO 1500
100 REM
110 IF C<51 THEN 230
120 PRINT "RESHUFFLING"
130 FOR D=D TO 1 STEP -1
140 C=C-1
150 C(C)=D(D)
160 NEXT D
170 FOR C1=52 TO C STEP -1
180 C2=INT(RND(1)*(C1-C+1))+C
190 C3=C(C2)
200 C(C2)=C(C1)
210 C(C1)=C3
220 NEXT C1
230 X=C(C)
240 C=C+1
250 RETURN
300 REM
310 REM
320 REM
330 REM
340 REM
350 REM
360 Q=0
370 FOR Q2=1 TO R(I)
380 X=P(I,Q2)
390 GOSUB 500
400 NEXT Q2
410 Q(I)=Q
420 RETURN
500 REM
510 X1=X: IF X1>10 THEN X1=10: REM
520 Q1=Q+X1
530 IF Q>11 THEN 590
540 IF X>1 THEN 570
550 Q=Q+11
560 RETURN
570 Q=Q1-11*(Q1>=11)
580 RETURN 
590 Q=Q1-(Q<=21 AND Q1>21)
600 IF Q<33 THEN 620
610 Q=-1
620 RETURN
700 REM
710 REM
720 PRINT MID$(D$,3*X-2,3);
730 PRINT "  ";
740 RETURN
750 REM
760 PRINT " ";MID$(D$,3*X-1,2);
770 PRINT "   ";
780 RETURN
800 REM
810 REM
820 H1=5
830 GOSUB 1410
840 H1=3
850 ON H GOTO 950,930
860 GOSUB 100
870 B(I)=B(I)*2
880 PRINT "Received a";
890 GOSUB 700
900 GOSUB 1100
910 IF Q>0 THEN GOSUB 1300
920 RETURN
930 GOSUB 1320
940 RETURN
950 GOSUB 100
960 PRINT "Received a";
970 GOSUB 700
980 GOSUB 1100
990 IF Q<0 THEN 940
1000 PRINT "Hit";
1010 GOTO 830
1100 REM
1110 R(I)=R(I)+1
1120 P(I,R(I))=X
1130 Q=Q(I)
1140 GOSUB 500
1150 Q(I)=Q
1160 IF Q>=0 THEN 1190
1170 PRINT "...BUSTED!"
1180 GOSUB 1200
1190 RETURN
1200 REM
1210 IF R(I)<>0 THEN 1230
1220 RETURN
1230 D=D+1
1240 D(D)=P(I,R(I))
1250 R(I)=R(I)-1
1260 GOTO 1210
1300 REM
1310 PRINT
1320 AA=Q(I):GOSUB 3400
1325 PRINT "Total is";AA
1330 RETURN
1400 REM
1410 REM
1420 INPUT H$: H$=LEFT$(H$,1)
1430 FOR H=1 TO H1 STEP 2
1440 IF H$=MID$(I$,H,1) THEN 1480
1450 NEXT H
1460 PRINT "Type ";MID$(I$,1,H1-1);" or ";MID$(I$,H1

,2);" Please";
1470 GOTO 1420
1480 H=(H+1)/2
1490 RETURN
1500 REM
1510 REM
1520 D$="n A  2  3  4  5  6  7n 8  9 10  J  Q  K"
1530 I$="H,S,D,/,"
1540 FOR I=1 TO 13
1550 FOR J=4*I-3 TO 4*I
1560 D(J)=I
1570 NEXT J
1580 NEXT I
1590 D=52
1600 C=53
1610 PRINT "Do you want instructions";
1620 INPUT H$
1630 IF LEFT$(H$,1)="N" THEN 1760
1640 PRINT "This is the game of 21.  As many as 7 players"
1642 PRINT "may play the game.  On each deal, bets will"
1650 PRINT "be asked for, and the players bets should"
1652 PRINT "be typed in.  The cards will then be delt,"
1670 PRINT "and each player in turn plays his hand."
1672 PRINT "The first response should be either 'D',"
1680 PRINT "indicating that the player is doubling down,"
1682 PRINT "'S' indicating that he is standing, 'H',"
1690 PRINT "indicating he wants another card, or '/',"
1700 PRINT "indicating he wants to split his cards."
1710 PRINT "After the initial response, all further "
1720 PRINT "responses should be 'S' or 'H', unless the "
1722 PRINT "cards were split, in which case doubling "
1730 PRINT "for blackjack, the initial response should"
1740 PRINT "be 'S'."
1759 PRINT
1760 PRINT "Number of Players";
1770 INPUT N
1780 IF N<1 OR N>7 OR N>INT(N) THEN 1760
1790 FOR I=1 TO 8: T(I)=0: NEXT I
1800 D1=N+1
1810 IF 2*D1+C>52 THEN GOSUB 120
1820 IF C=2 THEN C=C-1
1830 FOR I=1 TO N: Z(I)=0: NEXT I
1840 FOR I=1 TO 15: B(I)=0:NEXT I
1850 FOR I=1 TO 15: Q(I)=0: NEXT I
1860 FOR I=1 TO 7: S(I)=0: NEXT I
1870 FOR I=1 TO 15: R(I)=0: NEXT I
1879 PRINT
1880 PRINT "Bets"
1890 FOR I=1 TO N: PRINT "#";I;: INPUT Z(I): NEXT I
1900 FOR I=1 TO N
1910 IF Z(I)<=0 OR Z(I)>500 THEN 1880
1920 B(I)=Z(I)
1930 NEXT I
1940 PRINT "Player";
1950 FOR I=1 TO N
1960 PRINT I;"   ";
1970 NEXT I
1980 PRINT "Dealer"
1990 FOR J=1 TO 2
2000 PRINT TAB(5);
2010 FOR I=1 TO D1
2020 GOSUB 100
2030 P(I,J)=X
2040 IF J=1 OR I<=N THEN GOSUB 750
2050 NEXT I
2060 PRINT
2070 NEXT J
2080 FOR I=1 TO D1
2090 R(I)=2
2100 NEXT I
2110 REM
2120 IF P(D1,1)>1 THEN 2240
2130 PRINT "Any insurance";
2140 INPUT H$
2150 IF LEFT$(H$,1)<>"Y" THEN 2240
2160 PRINT "Insurance bets"
2170 FOR I=1 TO N: PRINT "#";I;: INPUT Z(I):NEXT I
2180 FOR I=1 TO N
2190 IF Z(I)<0 OR Z(I)>B(I)/2 THEN 2160
2200 NEXT I
2210 FOR I=1 TO N
2220 S(I)=Z(I)*(3*(-(P(DI,2)>=10))-1)
2230 NEXT I
2240 REM
2250 L1=1: L2=1
2252 IF P(D1,1)=1 AND P(D1,2)>9 THEN L1=0: L2=0
2253 IF P(D1,2)=1 AND P(D1,1)>9 THEN L1=0: L2=0
2254 IF L1<>0 OR L2<>0 THEN 2320
2260 PRINT "Dealer has a";MID$(D$,3*P(D1,2)-2,3);" IN THE HOLE ";
2270 PRINT "for Blackjack"
2280 FOR I=1 TO D1
2290 GOSUB 300
2300 NEXT I
2310 GOTO 3140
2320 REM
2330 IF P(D1,1)>1 AND P(D1,1)<10 THEN 2350
2340 PRINT "No dealer Blackjack"
2350 REM
2360 FOR I=1 TO N
2370 PRINT "Player";I;
2380 H1=7
2390 GOSUB 1410
2400 ON H GOTO 2550,2410,2510,2600
2410 REM
2420 GOSUB 300
2430 IF Q(I)<>21 THEN 2490
2440 PRINT "Blackjack!"
2450 S(I)=S(I)+1.5*B(I)
2460 B(I)=0
2470 GOSUB 1200
2480 GOTO 2900
2490 GOSUB 1320
2500 GOTO 2900
2510 REM
2520 GOSUB 300
2530 GOSUB 860
2540 GOTO 2900
2550 REM
2560 GOSUB 300
2570 H1=3
2580 GOSUB 950
2590 GOTO 2900
2600 REM
2610 L1=P(I,1): IF P(I,1)>10 THEN L1=10
2612 L2=P(I,2): IF P(I,2)>10 THEN L2=10
2614 IF L1=L2 THEN 2640
2620 PRINT "Splitting not allowed."
2630 GOTO 2370
2640 REM
2650 I1=I+D1
2660 R(I1)=2
2670 P(I1,1)=P(I,2)
2680 B(I+D1)=B(I)
2690 GOSUB 100
2700 PRINT "First hand receives a";
2710 GOSUB 700
2720 P(I,2)=X
2730 GOSUB 300
2740 PRINT
2750 GOSUB 100
2760 PRINT "Second hand receives a";
2770 I=I1
2780 GOSUB 700
2790 P(I,2)=X
2800 GOSUB 300
2810 PRINT
2820 I=I1-D1
2830 IF P(I,1)=1 THEN 2900
2840 REM
2850 PRINT "Hand";1-(I>D1);
2860 GOSUB 800
2870 I=I+D1
2880 IF I=I1 THEN 2850
2890 I=I1-D1
2900 NEXT I
2910 GOSUB 300
2920 REM
2930 FOR I=1 TO N
2940 IF R(I)>0 OR R(I+D1)>0 THEN 3005
2950 NEXT I
2960 PRINT "Dealer had a";
2970 X=P(D1,2)
2980 GOSUB 700
2990 PRINT " Concealed."
3000 GOTO 3140
3005 PRINT
3010 PRINT "Dealer has a";MID$(D$,3*P(D1,2)-2,3);" concealed ";
3020 I=D1
3030 AA=Q(I):GOSUB 3400
3035 PRINT "For a total of";AA
3040 IF AA>16 THEN 3130
3050 PRINT "Draws";
3060 GOSUB 100
3070 GOSUB 750
3080 GOSUB 1100
3090 AA=Q: GOSUB 3400
3095 IF Q>0 AND AA<17 THEN 3060
3100 Q(I)=Q-(Q<0)/2
3110 IF Q<0 THEN 3140
3120 AA=Q: GOSUB 3400
3125 PRINT "---Total is";AA
3130 PRINT
3140 REM
3150 REM
3160 Z$="loses draws  wins "
3170 FOR I=1 TO N
3180 AA=Q(I): GOSUB 3400
3182 AB=Q(I+D1): GOSUB 3410
3184 AC=Q(D1): GOSUB 3420
3186 S(I)=S(I)+B(I)*SGN(AA-AC)+B(I+D1)*SGN(AB-AC)
3188 B(I+D1)=0
3200 PRINT "Player";I;
3210 PRINT MID$(Z$,SGN(S(I))*6+7,6);" ";
3220 IF S(I)<>0 THEN 3250
3230 PRINT "     ";
3240 GOTO 3260
3250 PRINT ABS(S(I));
3260 T(I)=T(I)+S(I)
3270 PRINT "Total=";T(I)
3280 GOSUB 1200
3290 T(D1)=T(D1)-S(I)
3300 I=I+D1
3310 GOSUB 1200
3320 I=I-D1
3330 NEXT I
3340 PRINT "Dealer's Total=";T(D1)
3350 GOSUB 1200
3351 PRINT
3352 PRINT "Do you want to continue";
3354 INPUT W$
3356 IF LEFT$(W$,1)="N" THEN 3430
3360 GOTO 1810
3400 AA=AA+11*(AA>=22): RETURN
3410 AB=AB+11*(AB>=22): RETURN
3420 AC=AC+11*(AC>=22): RETURN
3430 END
430
3360 GOTO 1810
3400 AA=AA+11*(AA>=22): RE