| templates.cpp:9:5:9:14 | using c |
| usings.cpp:8:1:8:11 | using nf |
| usings.cpp:9:1:9:17 | using namespace N |
| usings.cpp:18:3:18:13 | using bf |
| usings.cpp:21:5:21:14 | using gf |
| usings.cpp:34:3:34:20 | using tbf |
| usings.cpp:42:5:42:22 | using foo |