+ zstd -h Compress or decompress the INPUT file(s); reads from STDIN if INPUT is `-` or not provided. Usage: zstd *OPTIONS...* *INPUT... | -* *-o OUTPUT* Options: -o OUTPUT Write output to a single file, OUTPUT. -k, --keep Preserve INPUT file(s). *Default* --rm Remove INPUT file(s) after successful (de)compression. -# Desired compression level, where `#` is a number between 1 and 19; lower numbers provide faster compression, higher numbers yield better compression ratios. *Default: 3* -d, --decompress Perform decompression. -D DICT Use DICT as the dictionary for compression or decompression. -f, --force Disable input and output checks. Allows overwriting existing files, receiving input from the console, printing output to STDOUT, and operating on links, block devices, etc. Unrecognized formats will be passed-through through as-is. -h Display short usage and exit. -H, --help Display full help and exit. -V, --version Display the program version and exit. + zstd -H ... Advanced options: ... + zstd --help ... Advanced options: ...