实验二——计算器设计

20231417曾煜 2024-04-02 21:37:44

20231417曾煜《Python程序设计》实验二报告

课程：《Python程序设计》

学号：20231417

姓名：曾煜

班级：2314

实验日期：2024.3.27

必修/选修：公选课

1.实验内容
此处填写实验的具体内容；
设计并完成一个完整的应用程序，完成加减乘除模等运算，功能多多益善。
考核基本语法、判定语句、循环语句、逻辑运算等知识点
2. 实验过程及结果

#功能：进行加减乘除取余 阶乘 log 幂 指数 三角函数
import math
def sum(a,b):
    return (a+b)
def sub(a,b):
    return (a-b)
def mul(a,b):
    return (a*b)
def division(a,b):
    if b == 0:
        return -1
    else:
        return (a/b)
def Mod(a,b):
    return (a % b)
def log(a,b):
    if a<=0:
        return -1
    elif b<=0:
        return -1
    else:
        return math.log(b,a)
def power(a,b):
    return (a**b)
def tri(tri,a):
    if tri == "sin":
        return (math.sin(a))
    elif tri == "cos":
        return (math.cos(a))
    else:
        return (math.tan(a))
def Fact(a):
    result = 1
    for item in range(1,a+1):
        result = result*item
    return result
flag = 1
while flag == 1:
    op = input("Please input your operator:(+、-、*、/、%、log、**、！、sin、cos、tan)\n")
   if (op == "sin")|(op == "cos")|(op == "tan"):
        a = int(input("输入a值:"))
    elif op == '!':
        a = int(input("输入a值:"))
    else:
        a = int(input("输入a值:"))
        b = int(input("输入b值:"))
    if op == '+':
        print("a+b=",sum(a,b))
    elif op == '-':
        print("a-b=",sub(a,b))
    elif op == '*':
        print("a*b=", mul(a, b))
    elif op == '/':
        result = division(a,b)
        if result == -1:
            print(Wrong)
        else:
            print("a/b=",result)
    elif op == 'log':
        result = log(a, b)
        if result == -1:
            print(Wrong)
        else:
            print("log a b=", result)
    elif op == 'mod':
        print("a%b=", Mod(a, b))
    elif op == '**':
        print("a^b",power(a,b))
    elif (op == "sin")|(op == "cos")|(op == "tan"):
        print(op,"(",a,")","=",tri(op,a))
    elif op == '!':
        print(a,"!","=",Fact(a))
    flag = int(input("请问是否还想要进行计算？（是，1）（否，0）"))

截图如下：