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| ##language:en 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! |
##language:zh #acl Known:read,write All:read ---- |
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| '''Tip:''' Shift-click "HelpOnEditing" to open a second window with the help pages. ---- 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}}} |
'刚入门，你还要留我多长时间？才肯放我晋级行者啊！！！！' |
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| * 第一点 oo * 第二点 ''第二眯'' * 第三点 |
'自己编写的一个小小简单python程序' |
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| --------- | ''''''#ax^2+bx+c=0 解二次方程的根''' |
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| 体验 ---- ''斜体''; '''粗体'''; '''''粗斜'''''; ''混合 '''粗体''' 与斜体''; ---- 分隔线 |
'''import math |
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| = Hi = == Hi Hi == ==== Hi Hi Hi ==== ===== Hi Hi Hi ===== ====== Hi Hi Hi ====== |
def getroot(a,b,c): |
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| ---- ----- ------ ------- -------- --------- |
. 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) |
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| a=['a','b','c'] | |
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| == Formatting == | b=[0,0,0] |
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| ''italic'' '''bold''' {{{typewriter}}} | for i in range(3): |
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| `backtick typewriter` (configurable) | . 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])) . ''' |
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| {{{ preformatted }}} |
''' |
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| == Linking == 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"] |
'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
- r1=r2=None
- print('a,b,c!=0')
- 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)
- r1=r2=-b/(2*a)
- r1=r2=None
- print('无根')
- if b!=0:
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
- try:
- print('方程的根为:',getroot(b[0],b[1],b[2]))
["PythonLearningPlan"] ["MyNewPage"]