program Array11;
const
n = 10;
var
i,k:integer;
f: array [1..n] of integer;
begin
readln(k);
for i:=1 to n do
readln(f[i]);
for i:=1 to (n div k) do
write(f[i*k]:3);
writeln;
readln;
end.
program Array11;
const
n = 10;
var
i,k:integer;
f: array [1..n] of integer;
begin
readln(k);
for i:=1 to n do
readln(f[i]);
for i:=1 to (n div k) do
write(f[i*k]:3);
writeln;
readln;
end.