Diff for "WikiSandBox" - Woodpecker Wiki for CPUG

Differences between revisions 3 and 193 (spanning 190 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 3 as of 2005-02-05 10:37:29 → 
  Size: 1297
  Editor: ZoomQuiet
  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 2:
-Please feel free to experiment here, after the four dashes below... and please do '''NOT''' create new pages without any meaningful content just to try it out!
+#acl Known:read,write All:read
----                                       '刚入门，你还要留我多长时间？才肯放我晋级行者啊！！！！'
-Line 4:
+Line 5:
-'''Tip:''' Shift-click "HelpOnEditing" to open a second window with the help pages.
----
+'自己编写的一个小小简单python程序'
 Line 7:
-[[TableOfContents]]
+'''
#ax^2+bx+c=0 解二次方程的根
-Line 9:
+Line 10:
-WIKI测试区本区请任意修改, 测试各种语法. 
{{{无修饰文字;
原文呈现测试}}}
+import math
-Line 13:
+Line 12:
- * 第一点 oo
 * 第二点 ''第二眯''
 * 第三点
+def getroot(a,b,c):
-Line 17:
+Line 14:
----------
+    if a==0:
        if b!=0:
            r1=r2=-c/b
        else:
            r1=r2=None
-Line 19:
+Line 20:
-体验
----
''斜体''; '''粗体'''; '''''粗斜'''''; ''混合 '''粗体''' 与斜体''; ---- 分隔线
+            print('a,b,c!=0')
    else:
        d=b**2-4*a*c
-Line 23:
+Line 24:
-= Hi =
== Hi Hi ==
==== Hi Hi Hi ====
===== Hi Hi Hi =====
====== Hi Hi Hi ======
+        e1=-b+math.sqrt(abs(d))
-Line 29:
+Line 26:
-----
-----
------
-------
--------
---------
+        e2=-b-math.sqrt(abs(d))
-Line 36:
+Line 28:
+        if d>0:
            r1=e1/(2*a)
-Line 37:
+Line 31:
-== Formatting ==
+            r2=e2/(2*a)
        elif d==0:
            r1=r2=-b/(2*a)
        else:
            r1=r2=None
-Line 39:
+Line 37:
-''italic'' '''bold''' {{{typewriter}}}
+            print('无根')
    return(r1,r2)
-Line 41:
+Line 40:
-`backtick typewriter` (configurable)
+a=['a','b','c']
-Line 43:
+Line 42:
-{{{
preformatted
}}}
+b=[0,0,0]
-Line 47:
+Line 44:
-== Linking ==
+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]))
'''
-Line 49:
+Line 56:
-HelpOnEditing MoinMoin:InterWiki 

http://purl.net/wiki/moin/ [http://www.python.org/ Python]

[email protected]


=== Image Link ===
http://c2.com/sig/wiki.gif

== Lists ==

=== Bullet ===
 * first
   1. nested and numbered
   1. numbered lists are renumbered
 * second

 blockquote
   deeper

=== Glossary ===
 Term:: Definition

=== Drawing ===
drawing:mytest

Here is a '''new''' test
+["PythonLearningPlan"]
["MyNewPage"]