stars.sh

该程序是一个计算成绩的源代码

#!/bin/sh

echo "Enter the number of rows: "
read row

a=0
while [ $a -lt $row ]
    do
      b=0
      while [ $b -le $a ]
         do
           echo -n "*"
           b=`expr $b + 1`
         done
      echo
      a=`expr $a + 1`
    done
exit 0