import std.algorithm, std.conv, std.range, std.stdio, std.string;

void main()
{
  auto s = readln.chomp;
  auto n = s.map!(c => cast(int)(c-'0')).array;

  auto h = [1, 0, 0, 0, 1, 0, 1, 0, 2, 1];

  auto o1 = 1 + h.indexed(n).sum;
  auto o2 = s.length.to!int;

  writeln(min(o1 + o2 + o1, o2 + o1 + o2));
}