wc -c /friends/2026/11/07/44a2a7aaba6ad97ec82532186b0cfb6c55f0ab79a1f6e3c3922a790c16f08b8b;tail -c 100 /friends/2026/11/07/44a2a7aaba6ad97ec82532186b0cfb6c55f0ab79a1f6e3c3922a790c16f08b8b