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【作品展示】

 

【作品介绍】

這個可以幫你計算東西....

 

【作品源代码】

#开始进入Python的世界
print('please select calucation type: 1 = plus, 2 = minus, 3 = times, 4 = division')
t = int(input())
if (t == 1):
    print('first number to plus')
    a = int(input())
    print('second number to plus')
    b = int(input())
    r = (a + b)
    print(r)
elif (t == 2):
    print('first number to minus')
    a = int(input())
    print('second number to minus')
    b = int(input())
    r = (a - b)
    print(r)
elif (t == 3):
    print('first number to times')
    a = int(input())
    print('second number to times')
    b = int(input())
    r = (a * b)
    print(r)
elif (t == 4):
    print('first number to division')
    a = int(input())
    print('second number to division')
    b = int(input())
    r = (a / b)
    print(float(r))
else:
    print('error, please start again')

 

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