program monkeys; var a:array[1..100] of 0..1; i,j,l,n:integer; begin write('How many monkeys are there?:'); readln(n); l:=n; for i:=1 to n do a[i]:=1; i:=0; while n>1 do begin j:=3; while j0 do begin i:=i mod 15+1; j:=j-a[i]; end; a[i]:=0; n:=n-1; end; for i:=1 to l do if a[i]=1 then write(i); end.