r weqeqeqwe r qr r r r r qwe exit weqeqrqwr r r r r r r r r q exit clear r qwerqrqrqr ls -l r ls - r ls r ls r l r r r r r exit qwrqrqwr r qwrqrqwr weqqwrqrqr r weqqwrqrqr r weqqwrqrqr r weqqwrqrqr r weqqwrqrqr ls -l r ls -l r ls -l r ls -l r ls -l r ls -l r ls -l r ls -l r ls -l r ls -l r ls -l exit /bin/ls -lG /bin/ls -l