输入：num = "1432219", k = 3
capable of not only reading but, optionally, writing to the magnetic strips on。业内人士推荐Line官方版本下载作为进阶阅读
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# echo "ssh $(whoami)@$(ifconfig | grep inet | grep -v '127.0.0.1' | head -n1 | awk '{print $2}') -p 8022"