Reguläre Ausdrücke
- egrep -E ' #' example.cpp (4)
- egrep -E '\(\)' example.cpp (9)
- egrep -E '\(....\)' example.cpp (1)
- egrep -E '\(.{25}.*\)' example.cpp (3)
- egrep -E '^$' example.cpp (5)
- egrep -E -E '\.+' example.cpp (8)
- egrep -E '\..*\.' example.cpp (2)
- egrep -E '\+|\*' example.cpp (10) oder egrep -E '[+*]' example.cpp
- egrep -E '^[^* #]' example.cpp (14), besser: egrep -v '* #'
- egrep -E '\(\)' example.cpp | egrep -vE 'copy'

Was macht das Programm?
- Fibonacci Zahlen berechnen