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Copy path5. PrimaYesNo.pas
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5. PrimaYesNo.pas
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program Prima_Yes_No;
uses crt;
var
angka, i, j : integer;
prima : boolean;
begin
clrscr;
writeln('Cek kepastian Bilangan Prima dengan program ini');
writeln;
write('Masukkan sebuah bilangan : ');
readln(angka);
writeln;
if angka < 2 then
begin
writeln(angka, ' bukan bilangan prima.');
end
else
begin
prima := true;
for i := 2 to angka do
begin
for j := 2 to i - 1 do
begin
if (i mod j = 0) then
begin
if (i = angka) then
begin
prima := false;
end;
end;
end;
end;
if prima then
begin
writeln(angka, ' adalah bilangan prima.');
end;
else
begin
writeln(angka, ' bukan bilangan prima.');
end;
end;
writeln;
writeln('Terima kasih sudah menggunakan program ini');
readln;
end.