2.11BSD#431 - /usr/src/ucb/PORT/pascal/pdx/test/setest.p

   1: program setest(input,output);
   2: 
   3: type
   4: aset = set of 1..41;
   5: sint = 0 .. 30000;
   6: 
   7: var
   8: set1, set2 :aset;
   9: ptr :^aset;
  10: i :sint;
  11: 
  12: begin
  13: writeln('Enter a number between 2 and 41.');
  14: writeln('Numbers 2, 10..12, 17, and 37 print "false" all others "true".');
  15: i := ord(input^);
  16: read(i);
  17: writeln('i =',i:2);
  18: write('The set opcodes work :');
  19: set1 := [5..15];
  20: set2 := [10];
  21: if set1 * [23] = [] then
  22: write(' []')
  23: else
  24: write(false:6);
  25: if set1-set2 <> [5..9,11..15] then
  26:    write(false:6);
  27: new(ptr);
  28: ptr^ := [2,10,37,i];
  29: set1 := ptr^ - [1..3];
  30: set2 := ptr^ + [10..12,17];
  31: if ptr^ * set1 = set1 then
  32:    write(' mul plus minus')
  33: else
  34:    write(false:6);
  35: if (17 in [10..13,15..20,25..30]) and
  36:    (not (22 in [1..17,36..41])) then
  37:    write(' in')
  38: else
  39:    write(false:6);
  40: if (set1 <> set2) and
  41:    (set1 <  set2) and
  42:    (set2 >  set1) and
  43:    (set2 >= ptr^) and
  44:    (set1 <= set2) and
  45:    (set1 >= set1) and
  46:    (set1 <= set1) and
  47:    (card(set2) = 7) then
  48:    write(' and rel')
  49: else
  50:    write(false:6);
  51: if (set1 <> set1) or
  52:    (set2 <  set1) or
  53:    (set1 >  set2) or
  54:    (ptr^ >= set2) or
  55:    (set2 <= set1) or
  56:    (set1 =  set2) or
  57:    (17 in set2) then
  58:    writeln(' or rel')
  59: else
  60:    writeln(false:6);
  61: i := pred(i);
  62: i := (i + i) div i;
  63: end.