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164 lines
4.1 KiB
QBasic
164 lines
4.1 KiB
QBasic
10 REM -- BATTLE WRITTEN BY RAY WESTERGARD 10/70
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20 REM COPYRIGHT 1971 BY THE REGENTS OF THE UNIV. OF CALIF.
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30 REM PRODUCED AT THE LAWRENCE HALL OF SCIENCE, BERKELEY
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40 DIM F[6,6],H[6,6],A[4],B[4],C[6],L[3]
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50 MAT F=ZER
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60 FOR I=1 TO 3
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70 N=4-I
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80 FOR J=1 TO 2
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90 A=INT(6*RND(0)+1)
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100 B=INT(6*RND(0)+1)
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110 D=INT(4*RND(0)+1)
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120 IF F[A,B]>0 THEN 90
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130 M=0
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140 GOTO D OF 150,340,550,740
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150 B[1]=B
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160 B[2]=B[3]=7
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170 FOR K=1 TO N
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180 IF M>1 THEN 240
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190 IF B[K]=6 THEN 230
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200 IF F[A,B[K]+1]>0 THEN 230
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210 B[K+1]=B[K]+1
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220 GOTO 280
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230 M=2
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240 Z=((B[1] MIN B[2]) MIN B[3])
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250 IF Z=1 THEN 90
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260 IF F[A,Z-1]>0 THEN 90
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270 B[K+1]=Z-1
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280 NEXT K
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290 F[A,B]=9-2*I-J
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300 FOR K=1 TO N
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310 F[A,B[K+1]]=F[A,B]
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320 NEXT K
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330 GOTO 990
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340 A[1]=A
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350 B[1]=B
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360 A[2]=A[3]=B[2]=B[3]=0
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370 FOR K=1 TO N
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380 IF M>1 THEN 460
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390 IF A[K]=1 OR B[K]=1 THEN 450
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400 IF F[A[K]-1,B[K]-1]>0 THEN 450
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410 IF F[A[K]-1,B[K]]>0 AND F[A[K]-1,B[K]]=F[A[K],B[K]-1] THEN 450
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420 A[K+1]=A[K]-1
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430 B[K+1]=B[K]-1
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440 GOTO 530
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450 M=2
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460 Z1=((A[1] MAX A[2]) MAX A[3])
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470 Z2=((B[1] MAX B[2]) MAX B[3])
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480 IF Z1=6 OR Z2=6 THEN 90
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490 IF F[Z1+1,Z2+1]>0 THEN 90
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500 IF F[Z1,Z2+1]>0 AND F[Z1,Z2+1]=F[Z1+1,Z2] THEN 90
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510 A[K+1]=Z1+1
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520 B[K+1]=Z2+1
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530 NEXT K
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540 GOTO 950
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550 A[1]=A
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560 A[2]=A[3]=7
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570 FOR K=1 TO N
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580 IF M>1 THEN 640
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590 IF A[K]=6 THEN 630
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600 IF F[A[K]+1,B]>0 THEN 630
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610 A[K+1]=A[K]+1
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620 GOTO 680
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630 M=2
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640 Z=((A[1] MIN A[2]) MIN A[3])
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650 IF Z=1 THEN 90
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660 IF F[Z-1,B]>0 THEN 90
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670 A[K+1]=Z-1
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680 NEXT K
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690 F[A,B]=9-2*I-J
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700 FOR K=1 TO N
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710 F[A[K+1],B]=F[A,B]
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720 NEXT K
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730 GOTO 990
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740 A[1]=A
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750 B[1]=B
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760 A[2]=A[3]=7
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770 B[2]=B[3]=0
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780 FOR K=1 TO N
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790 IF M>1 THEN 870
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800 IF A[K]=6 OR B[K]=1 THEN 860
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810 IF F[A[K]+1,B[K]-1]>0 THEN 860
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820 IF F[A[K]+1,B[K]]>0 AND F[A[K]+1,B[K]]=F[A[K],B[K]-1] THEN 860
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830 A[K+1]=A[K]+1
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840 B[K+1]=B[K]-1
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850 GOTO 940
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860 M=2
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870 Z1=((A[1] MIN A[2]) MIN A[3])
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880 Z2=((B[1] MAX B[2]) MAX B[3])
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890 IF Z1=1 OR Z2=6 THEN 90
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900 IF F[Z1-1,Z2+1]>0 THEN 90
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910 IF F[Z1,Z2+1]>0 AND F[Z1,Z2+1]=F[Z1-1,Z2] THEN 90
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920 A[K+1]=Z1-1
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930 B[K+1]=Z2+1
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940 NEXT K
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950 F[A,B]=9-2*I-J
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960 FOR K=1 TO N
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970 F[A[K+1],B[K+1]]=F[A,B]
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980 NEXT K
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990 NEXT J
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1000 NEXT I
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1010 PRINT
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1020 PRINT "THE FOLLOWING CODE OF THE BAD GUYS' FLEET DISPOSITION"
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1030 PRINT "HAS BEEN CAPTURED BUT NOT DE-CODED:"
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1040 PRINT
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1050 MAT H=TRN(F)
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1060 MAT PRINT H;
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1070 PRINT
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1080 PRINT "DE-CODE IT AND USE IT IF YOU CAN"
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1090 PRINT "BUT KEEP THE DE-CODING METHOD A SECRET."
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1100 PRINT
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1110 MAT H=ZER
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1120 MAT L=ZER
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1130 C[1]=C[2]=2
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1140 C[3]=C[4]=1
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1150 C[5]=C[6]=0
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1160 S=H=0
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1170 PRINT "START GAME"
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1180 INPUT X,Y
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1190 IF X<1 OR X>6 OR INT(X)#ABS(X) THEN 1210
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1200 IF Y>0 AND Y<7 AND INT(Y)=ABS(Y) THEN 1230
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1210 PRINT "INVALID INPUT. TRY AGAIN."
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1220 GOTO 1180
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1230 R=7-Y
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1240 C=X
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1250 IF F[R,C]>0 THEN 1290
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1260 S=S+1
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1270 PRINT "SPLASH! TRY AGAIN."
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1280 GOTO 1180
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1290 IF C[F[R,C]]<4 THEN 1340
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1300 PRINT "THERE USED TO BE A SHIP AT THAT POINT, BUT YOU SUNK IT."
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1310 PRINT "SPLASH! TRY AGAIN."
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1320 S=S+1
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1330 GOTO 1180
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1340 IF H[R,C]>0 THEN 1420
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1350 H=H+1
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1360 H[R,C]=F[R,C]
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1370 PRINT "A DIRECT HIT ON SHIP NUMBER";F[R,C]
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1380 C[F[R,C]]=C[F[R,C]]+1
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1390 IF C[F[R,C]] >= 4 THEN 1470
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1400 PRINT "TRY AGAIN."
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1410 GOTO 1180
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1420 PRINT "YOU HAVE ALREADY PUT A HOLE IN SHIP NUMBER";F[R,C];
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1430 PRINT "AT THAT POINT."
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1440 PRINT "SPLASH! TRY AGAIN."
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1450 S=S+1
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1460 GOTO 1180
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1470 L[INT((F[R,C]-1)/2)+1]=L[INT((F[R,C]-1)/2)+1]+1
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1480 PRINT "AND YOU SUNK IT. HURRAH FOR THE GOOD GUYS."
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1490 PRINT "SO FAR THE BAD GUYS HAVE LOST"
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1500 PRINT L[1];"DESTROYER(S), ";L[2];"CRUISER(S), AND ";
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1510 PRINT L[3];"AIRCRAFT CARRIER(S)."
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1520 PRINT "YOUR CURRENT SPLASH/HIT RATIO IS";S/H
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1530 IF (L[1]+L[2]+L[3])<6 THEN 1180
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1540 PRINT
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1550 PRINT "YOU HAVE TOTALLY WIPED OUT THE BAD GUYS' FLEET"
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1560 PRINT "WITH A FINAL SPLASH/HIT RATIO OF";S/H
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1570 IF S/H>0 THEN 1590
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1580 PRINT "CONGRATULATIONS -- A DIRECT HIT EVERY TIME."
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1590 PRINT
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1600 PRINT "*******************"
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1610 PRINT
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1620 GOTO 50
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1630 END
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