Linux：用脚本打印下列的图形

Linux：用脚本打印下列的图形

for循环，while循环练习

#!/bin/bash
flag1=0
flag2=0
while true;doif [ $flag1 -lt 5 ] && [ $flag2 -eq 0 ];thenlet flag1++for i in `seq $flag1`;doecho -n "*"doneechoelseflag2=1for i in `seq $flag1`;doecho -n "*"donelet flag1--echo[ $flag1 -eq 0 ] && break fi
done

#!/bin/bash
for i in {1..9};dofor j in `seq $i`;doecho -n "$i"doneecho
done

#!/bin/bash
for i in {1..5};dolet i=i-1for j in `seq $i`;doecho -n "|  "doneecho "|__"
done