1101111011,01(2)=1573.2(8)=37B.4(16)
11010,101(2)=32.5(8)=1A.A(16)
1011010011,01(2)=1323.2(8)=2D3.4(16)
101000010,0111(2) =502.34(8)=142.7(16)
Uses
System.Collections.Generic,
System;
var
simple: List<integer> := new List<integer>;
i, n, p: integer;
m: longint;
begin
read(n);
for i := 2 to n do
begin
m := 1;
foreach s: integer in simple do
m := m * i mod s;
if m > 0 then begin
simple.Add(i);
// write(i, ' ');
end;
end;
writeln();
foreach s: integer in simple do
begin
if Math.Pow(2, s) - 1 <= longint.MaxValue then begin
m := round(Math.Pow(2, s) - 1);
if (m <= n) and simple.Contains(m) then
write(m, ' ');
end;
end;
end.
Высказвание верно для 2 варианта ответа (для 5).