Diff for "WikiSandBox" - Woodpecker Wiki for CPUG

Differences between revisions 111 and 193 (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 111 as of 2008-03-18 06:45:32 → 
  Size: 638
  Editor: Motoste
  Comment:
+   ← Revision 193 as of 2012-05-16 13:31:15 → ⇥
  Size: 1093
  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]
+----                                       '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"]