Simulátor nákupu v predajni

{ SEMESTRA.PAS                                Copyright (c) Neznamy }
{ Simulator nakup v predajni.                                       }
{                                                                   }
{ Datum:21.11.2007                             http://www.trsek.com }
 
program semestrlka;
uses crt;
var o,p,l:char;
    x,y,z,cena,m:real;
    c:byte;
begin
 clrscr;
 cena:=0;
 writeln('kolko mas v penazenke');
 readln(m);
 clrscr;
 
 repeat
 
  writeln('vyber si predajnu');
  writeln('1 - CBA');
  writeln('2 - Jednota');
  writeln('3 - Potraviny');
  writeln('-------------');
  writeln('4 - Chod domov');
  p:=readkey;
 
  if (p<>'1')and(p<>'2')and(p<>'3')and(p<>'4')
  then
   begin
    clrscr;
   end;
 
     {cba}
  if p='1'
  then
   begin
   clrscr;
   repeat
    writeln('predajna CBA:');
    writeln('-------------');
    writeln('vyber si oddelenie');
    writeln('p / pecivo');
    writeln('m / mliecne');
    writeln('a / alkohol');
    writeln('n / naspat');
    o:=readkey;
 
    if (o<>'p')and(p<>'m')and(p<>'a')and(p<>'n')
    then
     begin
      clrscr;
     end;
    if o='p'
    then
     begin
      x:=28.50;
      y:=2.50;
      z:=3.00;
      clrscr;
      writeln('Oddelenie peciva');
      writeln('----------------');
      writeln('1/chleba:  ',x:2:2);
      writeln('2/rozok:   ',y:2:2);
      writeln('3/praclik: ',z:2:2);
      writeln('---------------');
 
      writeln('chces si nieco kupit? -> stlac a');
      l:=readkey;
      if l='a'
      then
       begin
        writeln('co?');
        readln(c);
        if c=1
        then
         begin
          writeln('zaplatit ',x:2:2);
          cena:=cena+x;
         end
        else
        if c=2
        then
         begin
          clrscr;
          writeln('zaplatit ',y:2:2);
          cena:=cena+y;
         end
        else
        if c=3
        then
         begin
          clrscr;
          writeln('zaplatit ',z:2:2);
          cena:=cena+z;
         end
        else
        if (c=12)or(c=21)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y):2:2);
          cena:=cena+y+x;
         end
        else
        if (c=13) or (c=31)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+z):2:2);
          cena:=cena+x+z;
         end
        else
        if (c=23) or (c=32)
        then
         begin
          clrscr;
          writeln('zaplatit ',(y+z):2:2);
          cena:=cena+y+z;
         end
        else
        if (c=123) or (c=132) or (c=213) or (c=231) or (c=312) or (c=321)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y+z):2:2);
          cena:=cena+y+x+z;
         end
        else
         writeln('zla volba');
        writeln('**************');
       end;
 
     end;
    if o='m'
    then
     begin
      x:=18.90;
      y:=32.50;
      z:=12.30;
      clrscr;
      writeln('Oddelenie mliecnych');
      writeln('-------------------');
      writeln('1/mlieko: ',x:2:2);
      writeln('2/syry:   ',y:2:2);
      writeln('3/smotana:',z:2:2);
      writeln('---------------');
 
      writeln('chces si nieco kupit? -> stlac a');
      l:=readkey;
      if l='a'
      then
       begin
        writeln('co?');
        readln(c);
        if c=1
        then
         begin
          writeln('zaplatit ',x:2:2);
          cena:=cena+x;
         end
        else
        if c=2
        then
         begin
          clrscr;
          writeln('zaplatit ',y:2:2);
          cena:=cena+y;
         end
        else
        if c=3
        then
         begin
          clrscr;
          writeln('zaplatit ',z:2:2);
          cena:=cena+z;
         end
        else
        if (c=12)or(c=21)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y):2:2);
          cena:=cena+y+x;
         end
        else
        if (c=13) or (c=31)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+z):2:2);
          cena:=cena+x+z;
         end
        else
        if (c=23) or (c=32)
        then
         begin
          clrscr;
          writeln('zaplatit ',(y+z):2:2);
          cena:=cena+y+z;
         end
        else
        if (c=123) or (c=132) or (c=213) or (c=231) or (c=312) or (c=321)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y+z):2:2);
          cena:=cena+y+x+z;
         end
        else
         writeln('zla volba');
        writeln('**************');
       end;
     end;
    if o='a'
    then
     begin
      x:=99.90;
      y:=135.40;
      z:=199.90;
      clrscr;
      writeln('Oddelenie alkoholickych napojov');
      writeln('-------------------------------');
      writeln('1/0.5l vodka:    ',x:2:2);
      writeln('2/0.7l borovicka:',y:2:2);
      writeln('3/0.7l citrus:   ',z:2:2);
      writeln('-------------------');
 
      writeln('chces si nieco kupit? -> stlac a');
      l:=readkey;
      if l='a'
      then
       begin
        writeln('co?');
        readln(c);
        if c=1
        then
         begin
          writeln('zaplatit ',x:2:2);
          cena:=cena+x;
         end
        else
        if c=2
        then
         begin
          clrscr;
          writeln('zaplatit ',y:2:2);
          cena:=cena+y;
         end
        else
        if c=3
        then
         begin
          clrscr;
          writeln('zaplatit ',z:2:2);
          cena:=cena+z;
         end
        else
        if (c=12)or(c=21)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y):2:2);
          cena:=cena+y+x;
         end
        else
        if (c=13) or (c=31)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+z):2:2);
          cena:=cena+x+z;
         end
        else
        if (c=23) or (c=32)
        then
         begin
          clrscr;
          writeln('zaplatit ',(y+z):2:2);
          cena:=cena+y+z;
         end
        else
        if (c=123) or (c=132) or (c=213) or (c=231) or (c=312) or (c=321)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y+z):2:2);
          cena:=cena+y+x+z;
         end
        else
         writeln('zla volba');
        writeln('********');
       end;
     end;
     if (m<=cena)
     then
      begin
       clrscr;
       writeln('nedostatok penazi');
      end
     else
      begin
       writeln('priebezna cena nakupov: ' ,cena:2:2);
       writeln;
      end;
    until (o='n')or(m<=cena);
  end;
   {Jednota}
  if p='2'
  then
   begin
   clrscr;
   repeat
    writeln('predajna Jednota:');
    writeln('-----------------');
    writeln('vyber si oddelenie');
    writeln('p / pecivo');
    writeln('m / mliecne');
    writeln('a / alkohol');
    writeln('n / naspat');
    o:=readkey;
 
    if (o<>'p')and(p<>'m')and(p<>'a')and(p<>'n')
    then
     begin
      clrscr;
     end;
    if o='p'
    then
     begin
      x:=31.50;
      y:=1.90;
      z:=2.50;
      clrscr;
      writeln('Oddelenie peciva');
      writeln('----------------');
      writeln('1/chleba:  ',x:2:2);
      writeln('2/rozok:   ',y:2:2);
      writeln('3/praclik: ',z:2:2);
      writeln('---------------');
 
      writeln('chces si nieco kupit? -> stlac a');
      l:=readkey;
      if l='a'
      then
       begin
        writeln('co?');
        readln(c);
        if c=1
        then
         begin
          writeln('zaplatit ',x:2:2);
          cena:=cena+x;
         end
        else
        if c=2
        then
         begin
          clrscr;
          writeln('zaplatit ',y:2:2);
          cena:=cena+y;
         end
        else
        if c=3
        then
         begin
          clrscr;
          writeln('zaplatit ',z:2:2);
          cena:=cena+z;
         end
        else
        if (c=12)or(c=21)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y):2:2);
          cena:=cena+y+x;
         end
        else
        if (c=13) or (c=31)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+z):2:2);
          cena:=cena+x+z;
         end
        else
        if (c=23) or (c=32)
        then
         begin
          clrscr;
          writeln('zaplatit ',(y+z):2:2);
          cena:=cena+y+z;
         end
        else
        if (c=123) or (c=132) or (c=213) or (c=231) or (c=312) or (c=321)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y+z):2:2);
          cena:=cena+y+x+z;
         end
        else
         writeln('zla volba');
        writeln('**************');
       end;
 
     end;
    if o='m'
    then
     begin
      x:=19.50;
      y:=35.00;
      z:=8.90;
      clrscr;
      writeln('Oddelenie mliecnych');
      writeln('-------------------');
      writeln('1/mlieko: ',x:2:2);
      writeln('2/syry:   ',y:2:2);
      writeln('3/smotana:',z:2:2);
      writeln('---------------');
 
      writeln('chces si nieco kupit? -> stlac a');
      l:=readkey;
      if l='a'
      then
       begin
        writeln('co?');
        readln(c);
        if c=1
        then
         begin
          writeln('zaplatit ',x:2:2);
          cena:=cena+x;
         end
        else
        if c=2
        then
         begin
          clrscr;
          writeln('zaplatit ',y:2:2);
          cena:=cena+y;
         end
        else
        if c=3
        then
         begin
          clrscr;
          writeln('zaplatit ',z:2:2);
          cena:=cena+z;
         end
        else
        if (c=12)or(c=21)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y):2:2);
          cena:=cena+y+x;
         end
        else
        if (c=13) or (c=31)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+z):2:2);
          cena:=cena+x+z;
         end
        else
        if (c=23) or (c=32)
        then
         begin
          clrscr;
          writeln('zaplatit ',(y+z):2:2);
          cena:=cena+y+z;
         end
        else
        if (c=123) or (c=132) or (c=213) or (c=231) or (c=312) or (c=321)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y+z):2:2);
          cena:=cena+y+x+z;
         end
        else
         writeln('zla volba');
        writeln('**************');
       end;
     end;
    if o='a'
    then
     begin
      x:=120.50;
      y:=150.00;
      z:=230.00;
      clrscr;
      writeln('Oddelenie alkoholickych napojov');
      writeln('-------------------------------');
      writeln('1/0.5l vodka:    ',x:2:2);
      writeln('2/0.7l borovicka:',y:2:2);
      writeln('3/0.7l citrus:   ',z:2:2);
      writeln('-------------------');
 
      writeln('chces si nieco kupit? -> stlac a');
      l:=readkey;
      if l='a'
      then
       begin
        writeln('co?');
        readln(c);
        if c=1
        then
         begin
          writeln('zaplatit ',x:2:2);
          cena:=cena+x;
         end
        else
        if c=2
        then
         begin
          clrscr;
          writeln('zaplatit ',y:2:2);
          cena:=cena+y;
         end
        else
        if c=3
        then
         begin
          clrscr;
          writeln('zaplatit ',z:2:2);
          cena:=cena+z;
         end
        else
        if (c=12)or(c=21)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y):2:2);
          cena:=cena+y+x;
         end
        else
        if (c=13) or (c=31)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+z):2:2);
          cena:=cena+x+z;
         end
        else
        if (c=23) or (c=32)
        then
         begin
          clrscr;
          writeln('zaplatit ',(y+z):2:2);
          cena:=cena+y+z;
         end
        else
        if (c=123) or (c=132) or (c=213) or (c=231) or (c=312) or (c=321)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y+z):2:2);
          cena:=cena+y+x+z;
         end
        else
         writeln('zla volba');
        writeln('********');
       end;
 
     end;
     if (m<=cena)
     then
      begin
       clrscr;
       writeln('nedostatok penazi');
      end
     else
      begin
       writeln('priebezna cena nakupov: ' ,cena:2:2);
       writeln;
      end;
    until (o='n')or(m<=cena);
  end;
  {potraviny}
  if p='3'
  then
   begin
   clrscr;
   repeat
    writeln('sukromne potraviny:');
    writeln('-------------------');
    writeln('vyber si oddelenie');
    writeln('p / pecivo');
    writeln('m / mliecne');
    writeln('a / alkohol');
    writeln('n / naspat');
    o:=readkey;
 
    if (o<>'p')and(p<>'m')and(p<>'a')and(p<>'n')
    then
     begin
      clrscr;
     end;
    if o='p'
    then
     begin
      x:=31.50;
      y:=2.90;
      z:=4.00;
      clrscr;
      writeln('Oddelenie peciva');
      writeln('----------------');
      writeln('1/chleba:  ',x:2:2);
      writeln('2/rozok:   ',y:2:2);
      writeln('3/praclik: ',z:2:2);
      writeln('---------------');
 
      writeln('chces si nieco kupit? -> stlac a');
      l:=readkey;
      if l='a'
      then
       begin
        writeln('co?');
        readln(c);
        if c=1
        then
         begin
          writeln('zaplatit ',x:2:2);
          cena:=cena+x;
         end
        else
        if c=2
        then
         begin
          clrscr;
          writeln('zaplatit ',y:2:2);
          cena:=cena+y;
         end
        else
        if c=3
        then
         begin
          clrscr;
          writeln('zaplatit ',z:2:2);
          cena:=cena+z;
         end
        else
        if (c=12)or(c=21)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y):2:2);
          cena:=cena+y+x;
         end
        else
        if (c=13) or (c=31)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+z):2:2);
          cena:=cena+x+z;
         end
        else
        if (c=23) or (c=32)
        then
         begin
          clrscr;
          writeln('zaplatit ',(y+z):2:2);
          cena:=cena+y+z;
         end
        else
        if (c=123) or (c=132) or (c=213) or (c=231) or (c=312) or (c=321)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y+z):2:2);
          cena:=cena+y+x+z;
         end
        else
         writeln('zla volba');
        writeln('**************');
       end;
 
     end;
    if o='m'
    then
     begin
      x:=21.00;
      y:=35.00;
      z:=11.90;
      clrscr;
      writeln('Oddelenie mliecnych');
      writeln('-------------------');
      writeln('1/mlieko: ',x:2:2);
      writeln('2/syry:   ',y:2:2);
      writeln('3/smotana:',z:2:2);
      writeln('---------------');
 
      writeln('chces si nieco kupit? -> stlac a');
      l:=readkey;
      if l='a'
      then
       begin
        writeln('co?');
        readln(c);
        if c=1
        then
         begin
          writeln('zaplatit ',x:2:2);
          cena:=cena+x;
         end
        else
        if c=2
        then
         begin
          clrscr;
          writeln('zaplatit ',y:2:2);
          cena:=cena+y;
         end
        else
        if c=3
        then
         begin
          clrscr;
          writeln('zaplatit ',z:2:2);
          cena:=cena+z;
         end
        else
        if (c=12)or(c=21)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y):2:2);
          cena:=cena+y+x;
         end
        else
        if (c=13) or (c=31)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+z):2:2);
          cena:=cena+x+z;
         end
        else
        if (c=23) or (c=32)
        then
         begin
          clrscr;
          writeln('zaplatit ',(y+z):2:2);
          cena:=cena+y+z;
         end
        else
        if (c=123) or (c=132) or (c=213) or (c=231) or (c=312) or (c=321)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y+z):2:2);
          cena:=cena+y+x+z;
         end
        else
         writeln('zla volba');
        writeln('**************');
       end;
     end;
    if o='a'
    then
     begin
      x:=115.00;
      y:=145.50;
      z:=225.00;
      clrscr;
      writeln('Oddelenie alkoholickych napojov');
      writeln('-------------------------------');
      writeln('1/0.5l vodka:    ',x:2:2);
      writeln('2/0.7l borovicka:',y:2:2);
      writeln('3/0.7l citrus:   ',z:2:2);
      writeln('-------------------');
 
      writeln('chces si nieco kupit? -> stlac a');
      l:=readkey;
      if l='a'
      then
       begin
        writeln('co?');
        readln(c);
        if c=1
        then
         begin
          writeln('zaplatit ',x:2:2);
          cena:=cena+x;
         end
        else
        if c=2
        then
         begin
          clrscr;
          writeln('zaplatit ',y:2:2);
          cena:=cena+y;
         end
        else
        if c=3
        then
         begin
          clrscr;
          writeln('zaplatit ',z:2:2);
          cena:=cena+z;
         end
        else
        if (c=12)or(c=21)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y):2:2);
          cena:=cena+y+x;
         end
        else
        if (c=13) or (c=31)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+z):2:2);
          cena:=cena+x+z;
         end
        else
        if (c=23) or (c=32)
        then
         begin
          clrscr;
          writeln('zaplatit ',(y+z):2:2);
          cena:=cena+y+z;
         end
        else
        if (c=123) or (c=132) or (c=213) or (c=231) or (c=312) or (c=321)
        then
         begin
          clrscr;
          writeln('zaplatit ',(x+y+z):2:2);
          cena:=cena+y+x+z;
         end
        else
         writeln('zla volba');
        writeln('********');
       end;
 
     end;
 
     if (m<=cena)
     then
      begin
       clrscr;
       writeln('nedostatok penazi');
      end
     else
      begin
       writeln('priebezna cena nakupov: ' ,cena:2:2);
       writeln;
      end;
    until (o='n')or(m<=cena);
   end;
 
  if p='4'
  then
   writeln('celkova cena nakupov: ' ,cena:2:2);
 
 until (p='4')or(m<=cena);
 
 if m>=cena
 then
  writeln('dobry nakup');
 
 readln;
end.