Diff for "WikiSandBox" - Woodpecker Wiki for CPUG

Differences between revisions 112 and 194 (spanning 82 versions)

'刚入门，你还要留我多长时间？才肯放我晋级行者啊！！！！'

'自己编写的一个小小简单python程序'

#ax^2+bx+c=0 解二次方程的根

import math

def getroot(a,b,c):

if a==0:
- if b!=0:
  - r1=r2=-c/b
  else:
  - r1=r2=None
  - print('a,b,c!=0')
else:
- d=b**2-4*a*c
- e1=-b+math.sqrt(abs(d))
- e2=-b-math.sqrt(abs(d))
  if d>0:
  - r1=e1/(2*a)
  - r2=e2/(2*a)
  elif d==0:
  - r1=r2=-b/(2*a)
  else:
  - r1=r2=None
  - print('无根')
return(r1,r2)

a=['a','b','c']

b=[0,0,0]

for i in range(3):

a[i]=input("please float integer %s="%a[i])
if a[i]:
- try:
  - j=float(a[i])
  except ValueError as err:
  - print(err) break
b[i]=j
print('方程的根为:',getroot(b[0],b[1],b[2]))

["PythonLearningPlan"] ["MyNewPage"]

-  ⇤ ← Revision 112 as of 2008-03-18 06:50:49 → 
  Size: 668
  Editor: Motoste
  Comment:
+   ← Revision 194 as of 2012-05-16 13:38:16 → ⇥
  Size: 922
  Editor: daxian001
  Comment:
-Deletions are marked like this.
+Additions are marked like this.
 Line 3:
-= 介绍一下我自己 =
 . 专注于：C++，Java，linux，反垃圾邮件技术
 . 对新技术富有激情，喜好读IT技术书籍；爱好广泛，关心股票，理财；
 . 喜欢NBA，英超；爱玩Dota，实况，NBA2008，跑跑卡丁车；喜欢作
 . 麦霸（KTV）的感觉；哈哈
= 怎样找到我 =
 . E-Mail: [email protected]
 . CSDN: http://blog.csdn.net/hicsdn.aspx?username=Motoste
 . douban: http://www.douban.com/people/2075457/
 . Wiki: http://wiki.woodpecker.org.cn/moin/motoste
 . MSN: [email protected]
 . GTalk: [email protected]
-Line 16:
+Line 4:
-["个人网页分类"]
+'刚入门，你还要留我多长时间？才肯放我晋级行者啊！！！！'

'自己编写的一个小小简单python程序'

''''''#ax^2+bx+c=0 解二次方程的根'''

'''import math

def getroot(a,b,c):

 . if a==0:
  . if b!=0:
   . r1=r2=-c/b
  else:
   . r1=r2=None
   . print('a,b,c!=0')
 else:
  . d=b**2-4*a*c
  . e1=-b+math.sqrt(abs(d))
  . e2=-b-math.sqrt(abs(d))
  if d>0:
   . r1=e1/(2*a)
   . r2=e2/(2*a)
  elif d==0:
   . r1=r2=-b/(2*a)
  else:
   . r1=r2=None
   . print('无根')
 return(r1,r2)

a=['a','b','c']

b=[0,0,0]

for i in range(3):

 . a[i]=input("please float integer %s="%a[i])
 . if a[i]:
  . try:
   . j=float(a[i])
  except ValueError as err:
   . print(err) break
 b[i]=j
 . print('方程的根为:',getroot(b[0],b[1],b[2]))
 . '''

'''

["PythonLearningPlan"] ["MyNewPage"]