ex1_e: ../plug -f ex1.txt -d hw 'hello world' -g hw cat ex1.txt ex1_c: ../plug -f ex1.txt -u hw cat ex1.txt ex2_e: ../plug -f ex2.cpp -d code ' puts(hello world);' -g code cat ex2.cpp ex2_c: ../plug -f ex2.cpp -u code cat ex2.cpp