Author
anonymous
almost 7 years ago
C++
gcc HEAD 9.0.0 20181010 (experimental)
$ g++ prog.cc -I/opt/wandbox/boost-1.67.0/gcc-head/include -std=gnu++2a
1 2 3 1 3 2 2 1 3 2 3 1 3 1 2 3 2 1