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| [[TableOfContents]] ["new page"] ,,爱尔兰的鱼,, ["My New Page"] = 仙德瑞拉的窝 = ["绿茶+午后阳光，是最好的选择"] :-? ["如果有书就更棒了"] |
---- |
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| = 爱鱼行迹 = == 最新行动 == {{{ 时间有冲突不能去广州了，好晕！！！}}} |
'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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| '自己编写的一个小小简单python程序' | |
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| * NO.1 * ON.2 * NO.2 ==读书心得== |
''''''#ax^2+bx+c=0 解二次方程的根''' |
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| ---- NewPageMy |
'''import math |
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| ---- HelpOnEditing MoinMoin:InterWiki ["/TestLink:BrokenProblem"] |
def getroot(a,b,c): |
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| http://purl.net/wiki/moin/ [http://www.python.org/ Python] | . 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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| [email protected] [email protected] |
a=['a','b','c'] |
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| === Image Link === http://c2.com/sig/wiki.gif |
b=[0,0,0] |
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| == == === === === === Term :: Definition === Drawing === drawing:mytest |
for i in range(3): |
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| . 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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| ''' | |
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| == 宏 macro == [[MonthCalendar]] == 中文Wiki链接 == =============================== = 标题testByAdamGu = == 副标题1 testByAdamGu == === 副标题2 testByAdamGu === -------- {{{ #!python #test python highlight class Test: __init__(self): pass }}} [[Anchor(锚点byAdamGu)]] MyNewPage |
["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"]