1 def jaifa(x,y): //定義加減乘除的函數(shù)
2 return x+y //返回結(jié)果
3 def jianfa (x,y):
4 return x-y
5 def cengfa(x,y):
6 return xy
7 def chufa(x,y):
8 return x/y
9 print('歡迎來(lái)到小艾簡(jiǎn)易計(jì)算器')
10 a=int(input('shurucengshu')) //輸入相應(yīng)的變量
11 while(True):
12 fuHao=input('shurufuhao') //輸入相應(yīng)的符號(hào)
13 while(fuHao!='+' and fuHao!='-' and fuHao!='' and fuHao!='/' and fuHao!= 'q'): //判斷符號(hào)
14 print('符號(hào)輸入錯(cuò)誤 請(qǐng)重新輸入')
15 fuHao=input('shurufuhao')
16 if(fuHao=='q'):
17 break
18 b=int(input('shurubeicengshu'))
19 if(fuHao=='+'): //判斷輸入符號(hào)，是加減乘除中的哪一個(gè)
20 a=jaifa(a,b)
21 print(a)
22 elif(fuHao=='-'):
23 a=jianfa(a,b)
24 print(a)
25 elif(fuHao=='*'):
26 a=cengfa(a,b)
27 print(a)
28 elif(fuHao=='/'):
29 a=chufa(a,b)
30 print(a)
運(yùn)行效果圖如下
