题解 | #打印等腰三角形#
打印等腰三角形
http://www.nowcoder.com/practice/1c55ca2b73a34e80bafd5978810dd8ea
for ((i=1;i<=5;i++)) do for ((j=5;j>i;j--)) do echo -n " " done for ((k=1;k<=2*i-1;k++)) do if [ $(($k%2)) -eq 0 ];then echo -n " " else echo -n "*" fi done echo done