#!/bin/bashread -p "please input the lenth:" nfor i in `seq 1 $n`do for ((j=$n;j>i;j--)) do echo -n " " done for m in `seq 1 $i` do echo -n "* " done echodone
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#!/bin/bashread -p "please input the lenth:" nfor i in `seq 1 $n`do for ((j=$n;j>i;j--)) do echo -n " " done for m in `seq 1 $i` do echo -n "* " done echodone
转载于:https://blog.51cto.com/12129628/2064604