Bash脚本

#!/bin/bash

a=$[1+2+3]
b=$[(1+2+3)/2]
c=$[(1+2-3)*3]
d=$[(1+2+3)%2]
e=$[2 ** 10]
echo "1+2+3="$a
echo "(1+2+3)/2="$b
echo "(1+2-3)*3="$c
echo "(1+2+3)%2="$d
echo "2^10="$e

Python脚本

#!/usr/local/python3/bin/python3

a=1+2+3
b=(1+2+3)/3
c=(1+2-3)*3
d=2 ** 10
e=(1+2+3)%2
print('1+2+3=',a)
print('(1+2+3)/3=',b)
print('(1+2-3)*3=',c)
print('2^10=',d)
print('(1+2+3)%2=',e)