In[1]:
def getPentalNumber(n): #1、五角数 num=0 for i in range(1,n+1):
f = i * (3 * i- 1) / 2
print('%8.2f'%f,end=' ')
num+=1
if num%10==0:
print()
def Start():
getPentalNumber(100)
Start()
In[2]:
def sumDigits(n): #2、计算整数各个数的和 #str 将括号中的内容强制转换为字符串 str_ = str(n) int_ = 0 for i in str_: int_ += int(i) #int_ = int_ +int(i) print(int_)
sumDigits(345)
In[3]:
def displaySortedNumbers(num1,num2,num3): #3、升序 res = [num1,num2,num3] res.sort() print(res)
displaySortedNumbers(6,5,4)
In[4]:
import time #4、时间
localtime = time.asctime(time.localtime(time.time())) print("本地时间为 :", localtime)
In[5]:
def printChars(ch1, ch2,numberPerLine): #5、打印字符 # print(ord(ch2)) # print(ord(ch1)) num=ord(ch2)-ord(ch1)+1 num_2=int(numberPerLine) # print(num_2) num_1=0 for i in range(ord(ch1),ord(ch2)+1): print(chr(i),end=" ") num_1+=1 if num_1%num_2==0: print() def start(): ch1, ch2,numberPerLine=map(str,input().split(',')) printChars(ch1, ch2,numberPerLine)
start()
In[6]:
from datetime import date # 6返回一年的天数
lastDate= date(2019,1,15) firstDate = date(2010,5,31)
delta = lastDate - firstDate print('There are {} days between {} and {}'.format(delta.days, firstDate, lastDate))
In[7]:
import math #7、显示角 def distance(x1,y1,x2,y2): a=(x1-x2)**2 b=(y1-y2)**2 c=math.sqrt(a+b) print(c) def start(): x1,y1,x2,y2=map(float,input().split(',')) distance(x1,y1,x2,y2) start()
In[8]:
def Mersenne_prime(P): #8、梅森素数 print('P值 梅森素数（P^2-1）') for i in range(1,P+1): Number1=2**i-1 Number2=0 for j in range(2,Number1): if Number1%j==0: Number2+=1 if Number2==0: print('%3d %10d'%(i,Number1)) def start(): P=int(input()) Mersenne_prime(P) Start()
In[9]:
def futureIn(money,rate,year): #9、财务程序，计算未来投资值。 for i in range(1,year*12+1): money=float(1+rate/100/12)*money if i%12==0: print('%9d %10.2f'%((i/12),money))
def start(): money,rate,year=map(int,input().split(',')) futureIn(money,rate,year)
start()
In[10]:
def Roll_dice(): #10、掷骰子 import random dice1=random.randint(1,6) dice2=random.randint(1,6) print('Dice1:%d Dice2:%d'%(dice1,dice2)) sum = dice1+dice2 return sum def Judge(): sum=Roll_dice() print('点数：%d'%sum) a=(2,3,12) b=(7,11) c=(4,5,6,8,9,10) if sum in a: print('你输了') if sum in b: print('你赢了') if sum in c: Judge1(sum) def Judge1(sum): sum_1=sum while True: sum=Roll_dice() print('点数：%d'%sum) if sum==sum_1: print('你赢了') break if sum==7: print('你输了') break def start(): Judge() start()
第二次作业第一题 矩形
class juxing(object): def init(self,width,height): self.width=width self.height=height print('宽是：%.2f,高是：%.2f'% (width,height)) def getArea(self): return self.widthself.height def getPerimeter(self): return 2(self.width+self.height) if name == "main": width=float(input('请输入宽：')) height=float(input('请输入高：')) rs=juxing(width,height) print('面积是：%.2f'% rs.getArea()) print('周长是：%.2f'% rs.getPerimeter())
In[ ]:
第二次作业第四题
class RegularPolygon(object): def init(self,n=3,side=1,x=0,y=0): self.__n=int(n) self.__side=float(side) self.__x=float(x) self.__y=float(y) def getPerimetetr(self): print('周长是:%.4f'% (self.__nself.__side )) def getArea(self): import math self.s=self.__n(self.__side**2)/4*math.tan(math.pi/self.__n) print('面积%.4f'% self.s) if name == "main": n=int(input('请输入边数：')) side=float(input('请输入边长：')) x=float(input('请输入x轴坐标：')) y=float(input('请输入y轴坐标：')) r=RegularPolygon(n,side,x,y) r.getPerimetetr() r.getArea()
