const nmax=100;
type vector=array[1..nmax] of integer;

var

 a:vector;
 n,i,min:integer;

begin

 read(n);

 for i:=1 to n do
  read(a[i]);

 min:=a[1];

 for i:=1 to n do
  if(i mod 2 = 1) and (a[i]<min) then
   min:=a[i];

 write(min);

end.