SRC_D = d1_exceptions.cpp d2_stdexcept.cpp d3_semaphore.cpp d4_swarm.cpp
SRC_E = e1_default.cpp e2_counter.cpp e3_coffee.cpp e4_lock.cpp f1_printing.cpp f2_car.cpp f3_enzyme.cpp g1_fd.cpp g2_loan.cpp g3_library.cpp g4_parse.cpp g5_invest.cpp g6_linear.cpp
# 133504844979c0e619fe2b9a9f64c8eaf53a8f01  e1_default.cpp
# dbf884fd60f4209b1da4b4e787506ef08257f60a  e2_counter.cpp
# b5a601f75fe9b538a74987403941a612a96f5c27  e3_coffee.cpp
# d7473382b32ec5564baa38d2dd32f1e2c6099ca6  e4_lock.cpp
# f2a1f7c981581ff6412b15f218afff1307104d27  f1_printing.cpp
# 232db336a87100ac4561b3dff44e839d408ebc47  f2_car.cpp
# eb5fd74639be6da382879c88dd7b6b8c7fff0213  f3_enzyme.cpp
# a2030ebb57ee1072684b52d5ed14061b30c8ce32  g1_fd.cpp
# ae84e6e72459ccdc245784aee974780cbeaa675e  g2_loan.cpp
# 5f1212572f8324d8e5c7162e885e1f5a82764c77  g3_library.cpp
# 827bc6b5a802404c37b9fcdd8e181759bc327a04  g4_parse.cpp
# b37612b36aacbd8da67974291ee76a541565e007  g5_invest.cpp
# cf86d0eab60a53e1a063b96b0fe3fd804dc0f7e2  g6_linear.cpp