192 lines
3.9 KiB
QBasic
192 lines
3.9 KiB
QBasic
100 print "This program will play checkers. The computer us X,"
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110 print "and you are 0. The computer will go first, -note: squares"
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120 print "are printed in the form-(X,Y) and sq. 1.1 is the bottom left!"
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130 print "do not attempt a double jump or your piece might just"
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140 print "disappear (same for triple!)"
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150 print " Wait for the computer to move!!!!!!"
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700 g=-1
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800 dim r(50)
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900 let l=-1
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1000 dim s(10,10)
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1100 data 1,0,1,0,0,0,-1,0,0,1,0,0,0,-1,0,-1,15
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1200 for x=1to8
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1300 fory=1to8
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1400 read j
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1500 if j=15 then 1800
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1600 s(x,y)=j
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1700 goto 2000
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1800 restore
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1900 reads(x,y)
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2000 nexty
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2100 nextx
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2200 rem
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2300 l=-1*l
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2400 for x=1to 8
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2500 for y=1to8
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2600 if s(x,y)=0 then 3500
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2700 if g>0 then 3000
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2800 if s(x,y)>0 then 3500
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2900 goto 3100
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3000 if s(x,y)<0 then 3500
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3100 if abs(s(x,y))<>1 then 3300
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3200 gosub 4300
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3300 if abs(s(x,y))<>2 then 3500
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3400 gosub 6500
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3500 if x<>8 then 3800
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3600 if l=1 then 3800
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3700 rem return
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3800 nexty
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3900 nextx
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4000 print
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4100 gosub 11400
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4200 goto 2300
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4300 for a=-1 to 1 step2
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4400 let u=x+a
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4500 let v=y+g
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4600 if u<1 then 6300
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4700 if u>8 then 6300
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4800 if v<1 then 6300
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4900 if v>8 then 6300
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5000 if s(u,v) <> 0 then 5300
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5100 gosub 9100
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5200 goto 6300
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5300 if s(u,v)=g then 6300
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5400 if s(u,v)=2*g then 6300
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5500 u=u+a
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5600 v=v+g
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5700 if u<1 then 6300
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5800 if u>8 then 6300
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5900 if v<1 then 6300
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6000 if v>8 then 6300
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6100 if s(u,v)<>0 then 6300
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6200 gosub 9100
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6300 next a
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6400 return
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6500 rem king moves
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6600 for a=-1 to 1 step2
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6700 forb=-1to 1step2
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6800 u=x+a
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6900 v=y+b
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7000 if u<1 then 8700
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7100 if u>8 then 8700
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7200 if v<1 then 8700
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7300 if v>8 then 8700
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7400 if s(u,v)<>0 then 7700
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7500 gosub 9100
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7600 goto 8700
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7700 if s(umv)=g then 8700
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7800 if s(u,v)=2*g then 8700
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7900 u=u+a
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8000 v=v+b
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8100 if u<1 then 8700
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8200 if u>8 then 8700
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8300 if v<1 then 8700
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8400 if v>8 then 8700
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8500 if s(u,v)<>0 then 8700
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8600 gosub 9100
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8700 next b
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8800 next a
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8900return
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9000 goto 14200
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9100 rem
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9200 p=p+1
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9300 if p=k then 12300
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9400 if v<>(4.5+(3.5*g)) then 9600
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9500 q=q+2
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9600 if x<>(4.5-(3.5*g)) then9800
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9700 q=q-2
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9800 rem
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9900 if u<>1 then 10100
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10000 q=q+1
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10100 if u<> 8 then 10300
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10200 q=q+1
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10300 for c=-1 to 1 step 2
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10400 if s(u+c,v+g)<1 then 10800
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10500 q=q-1
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10600 if s(u-c,v-g) <> 0 then 10800
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10700 q=q-1
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10800 rem this was the evaluation section
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10900 rem
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11000 next c
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11100 r(p)=q
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11200 q=0
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11300 return
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11400 if p=0 then 18800
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11500 for j=10to-10step -1
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11600for f=1to p
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11700 if r(f)=j then 12000
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11800 next f
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11900 next j
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12000 let k=f+p
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12100 print "retry": gosub 2300
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12200 return
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12300 print " I move from ("X Y") to("U;V")"
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12400 letf=0
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12500 p=0
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12600 k=0
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12700 if v<>(4.5+(3.5*g)) then 13000
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12800 s(u,v)=s*g
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12900 goto 13100
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13000 let s(u,v)=s(x,y)
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13100 let s(x,y)=0
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13200 if(abs(x-u))<>2 then 13400
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13300 s((x+u)/2,(y+v)/2)=0
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13400 print "board";
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13500 input d$
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13600 if d$<>"yes" then 13900
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13700 gosub 14100
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13800 return
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13900 gosub 15800
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14000 return
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14100 print
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14200 for y=8to1step -1
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14300 for x=1to8
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14400 i=2*x
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14500 if s(x,y)<>0 then14700
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14600 print tab(i)".";
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14700 if s(x,y)<>1 then 14900
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14800 print tab(i)"0"
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14900 if s(x,y)<>-1then 15100
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15000 print tab(i)"X"
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15100 if s(x,y)<>-2 then 15300
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15200 print tab(i)"X";tab(I)"*"
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15300 if s(x,y)<>2 then 15500
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15400 print tab(i)"O";tab(I)"*"
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15500 next x
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15600 print
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15700 next y
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15800 print
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15900 print "from";
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16000 input e,h
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16100 x=e
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16200 y=h
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16300 if s(x,y)<>0 then 16700
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16400 print "there is no one occupying that space"
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16500 print
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16600 goto 15900
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16700 print "to";
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16800 input a,b
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16900 x=a
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17000 y=b
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17100 if s(x,y)=0 then 17500
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17200 print "that space is already occupied"
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17300 print
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17400 goto 16700
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17500 rem
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17600 s(a,b)=s(e,h)
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17700 s(e,h)=0
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17800 t=(4.5-(3.5*g))
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17900 if abs(e-a)<>2 then 18100
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18000 s((e+a)/2,(h+b)/2)=0
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18100 if b<>t then 18300
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18200 s(a,b)= -2*g
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18300 for x=8to8
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18400 for y=8to8
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18500 return
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18600 nexty
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18700 next x
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18800 print " very good, you win"
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18900 print:print
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19100 print " chuck out"
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19200 end
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