Shell編程之matrix

代碼如下： #!/bin/bash blue="\033[0;34m" brightblue="\033[1;34m" cyan="\033[0;36m" brightcyan="\033[1;36m" green="\033[0;32m" brightgreen="\033[1;32m" red="\033[0;31m" brightred="\033[1;31m" white="\033[1;

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