遞歸階乘腳本

方法一: for 循環: #!bin/bash read -p "Num:"num result=1 for i in `seq $num` do result=$[ $result * $i ] done echo "the result is $result" 程序運行過程; 方法二:用函數來寫 #/bin/bash 2 read -p "Num: " num 3
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