C++程序  |  20行  |  558 B

//===----------------------------------------------------------------------===//
//
//                     The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//

// <regex>

// class regex_iterator<BidirectionalIterator, charT, traits>

// bool operator==(const regex_iterator& right) const;
// bool operator!=(const regex_iterator& right) const;

int main()
{
}