A basic shell with commands: cd, pwd, exit, redirection (">"), pipe ("|"), loop, multiple commands (";")

Usage of Program: smash

"loop 3 pwd" will execute pwd 3 times.

Example: "/bin/ls" will execute ls in shell

All commands can be combined: "ls test.txt | /bin/grep test > output.txt" "loop 5 cmd1 > output" "ls test.txt | /bin/grep test ; ls test.csv | /bin/grep column"