040000 tree 4e811593d38c17690282e2f5a134a07c3a917e94	iostreamclass
040000 tree a5ee863bb1f7c72edd10a65c0774b2bdbced1109	istream.formatted
040000 tree 06fa1d7578d79a7d07e1707ef803e15d977e59cd	istream.manip
040000 tree 2cb7d3c48b1aedf4a1711f70d4edc12898bf8e23	istream.rvalue
040000 tree 686d61549a188e666df436dc6f39694e32ec764f	istream.unformatted
040000 tree 31c6967f036e258908514e29c08623da430eb1a9	istream