Требуется сделать таблицу истинности

1.
program pr1;
uses crt;
var n,k,i,t:integer;
begin
clrscr;
write('Введите целое число n=');
readln (n);
for i:=2 to n do begin
t:=0;
for k:=2 to n do
if i mod k=0 then t:=t+1;
if t=1 then write(i:3);
end;
readln;
end.

2.

Program pr2;
Var a, b: Integer;

Function NOD(a, b: Integer): Integer;
Var tmp, r: Integer;
Begin
If b > a Then
Begin
tmp := a;
a := b;
b := tmp;
End;
tmp := a;
While tmp > 0 Do
Begin
Result := tmp;
tmp := tmp - b;
End;
End;

Begin
Write('a = ');
ReadLn(a);
Write('b = ');
ReadLn(b);
Write('НОД: ', NOD(a, b));
ReadLn;
End.

1.
program pr1;
uses crt;
var n,k,i,t:integer;
begin
clrscr;
write('Введите целое число n=');
readln (n);
for i:=2 to n do begin
t:=0;
for k:=2 to n do
if i mod k=0 then t:=t+1;
if t=1 then write(i:3);
end;
readln;
end.

2.

Program pr2;
Var a, b: Integer;

Function NOD(a, b: Integer): Integer;
Var tmp, r: Integer;
Begin
If b > a Then
Begin
tmp := a;
a := b;
b := tmp;
End;
tmp := a;
While tmp > 0 Do
Begin
Result := tmp;
tmp := tmp - b;
End;
End;

Begin
Write('a = ');
ReadLn(a);
Write('b = ');
ReadLn(b);
Write('НОД: ', NOD(a, b));
ReadLn;
End.