ifstreamfs(str);returnfs.is_open();}intmain(){std::boolalpha(std::cout);std::cout<<file_exists("main.cpp
<iostream>structmybuf:std::filebuf{usingstd::filebuf::showmanyc;};intmain(){mybuffin;fin.open("main.cpp
http://en.cppreference.com/w/cpp/容器/节点[医]手柄
http://en.cppreference.com/w/cpp/filesystem/Copy[医]档案
();} 二次 可能的产出: 二次 total16-rwxr-xr-x1200120008859Sep3020:52a.out-rw-rw-rw-120012000161Sep3020:52main.cpp-rw-r
http://en.cppreference.com/w/cpp/关键字/this
http://en.cppreference.com/w/cpp/关键字/export
http://en.cppreference.com/w/cpp/关键字/if
http://en.cpPreference.com/w/cpp/关键字/tyduif
intg(int*x,int*y[[carries_dependency]]){returnstd::kill_dependency(foo_array[*x][*y]);} 二次 二次 //file2.cpp
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http://en.cppreference.com/w/cpp/关键字/true
http://en.cppreference.com/w/cpp/关键字/crack
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http://en.cppreference.com/w/cpp/关键字/Report
http://en.cppreference.com/w/cpp/关键字/Switch
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