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program test_case;
function case1(Val : byte) : char;
begin
case Val of
0..25 : case1:=chr(Val + ord('A'));
26..51: case1:=chr(Val + ord('a') - 26);
52..61: case1:=chr(Val + ord('0') - 52);
62 : case1:='+';
63 : case1:='/';
else
case1:='$';
end;
end;
function case2(Val : integer) : integer;
begin
case Val of
-1 : case2:=1;
32765..
32767 : case2:=2;
else
case2:=-1;
end;
end;
function case3(Val : integer) : integer;
begin
case Val of
-32768..
-32766 : case3:=1;
0..10 : case3:=2;
else
case3:=-1;
end;
end;
var
error: boolean;
begin
{ The correct outputs should be:
F $
2 2
1 2 2
}
error := false;
writeln(case1(5), ' ', case1(255),' (should be: F $)');
error := (case1(5) <> 'F') or (case1(255) <> '$');
writeln(case2(32765), ' ', case2(32767),' (should be: 2 2)');
error := error or (case2(32765) <> 2) or (case2(32767) <> 2);
writeln(case3(-32768),' ',case3(0), ' ',case3(5),' (should be: 1 2 2)');
error := error or (case3(-32768) <> 1) or (case3(0) <> 2) or
(case3(5) <> 2);
if error then
halt(1);
end.
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