lab.zip_bash_coolo9b_shell lab

#! /bin/bash #lab3_3 NUM=$1 total=0 #定义数组 declare -a num echo "the num is $NUM" #输入n个数，并计算总和 for((i=0;i<$NUM;i++)) do echo -n "Enter input:" read n num[$i]=$n total=`expr ${total} + ${n}` done #进行排序 I=0 while [ "$I" -lt "$NUM" ] do J=`expr $I + 1` while [ "$J" -lt "$NUM" ] do if [ "${num[J]}" -lt "${num[I]}" ] then TEMP=${num[J]} num[J]=${num[I]} num[I]=$TEMP fi J=`expr $J + 1` done I=`expr $I + 1` done #输出 echo "The SUM of nums is:$total" echo "The MAX of nums is:${num[`expr $NUM - 1`]}" echo "The MIN of nums is:${num[0]}" exit 0