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| = RexChen'S HOME->>> PYTHON = | |
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| Though i am freshman,i belive: | |
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| . i'm the best!!! And i want to be better! ---- ["个人网页分类"] ["MyNewPage3"] |
'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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| ["Zone"] = 随便什么 = 会成为标题 =d_d= == 随便什么 == 会成为副标题, 最多可用 5 个 "=" 号. |
'自己编写的一个小小简单python程序' 为什么没缩进啊？？？？ |
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| -------- 产生分行线 {{{ 随便什么 }}}的作用和用 <pre> 差不多 特别的{{{#!python ... }}} 将自动对Python代码进行语法颜色处理! [[Anchor(SectionAnchor)]] 产生一个名为"SectionAnchor"的锚点 |
{{{#!'''#ax^2+bx+c=0 解二次方程的根<<BR>>import math<<BR>>def getroot(a,b,c):<<BR>> if a==0:<<BR>> if b!=0:<<BR>> r1=r2=-c/b<<BR>> else:<<BR>> r1=r2=None<<BR>> print('a,b,c!=0')<<BR>> else:<<BR>> d=b**2-4*a*c<<BR>> e1=-b+math.sqrt(abs(d))<<BR>> e2=-b-math.sqrt(abs(d))<<BR>> if d>0:<<BR>> r1=e1/(2*a)<<BR>> r2=e2/(2*a)<<BR>> elif d==0:<<BR>> r1=r2=-b/(2*a)<<BR>> else:<<BR>> r1=r2=None<<BR>> print('无根')<<BR>> return(r1,r2)'''}}} |
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| HelloWorld | '''a=['a','b','c']<<BR>>b=[0,0,0]<<BR>>for i in range(3):<<BR>> a[i]=input("please float integer %s="%a[i])<<BR>> if a[i]:<<BR>> try:<<BR>> b[i]=float(a[i])<<BR>> except ValueError as err:<<BR>> print(err)<<BR>> break<<BR>>if ValueError:<<BR>> pass<<BR>>else: print('方程的根为:',getroot(b[0],b[1],b[2]))<<BR>>''' |
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-- PhdTest [[DateTime(2008-10-07T08:46:21Z)]] |
["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' 为什么没缩进啊？？？？
#!'''#ax^2+bx+c=0 解二次方程的根<<BR>>import math<<BR>>def getroot(a,b,c):<<BR>> if a==0:<<BR>> if b!=0:<<BR>> r1=r2=-c/b<<BR>> else:<<BR>> r1=r2=None<<BR>> print('a,b,c!=0')<<BR>> else:<<BR>> d=b**2-4*a*c<<BR>> e1=-b+math.sqrt(abs(d))<<BR>> e2=-b-math.sqrt(abs(d))<<BR>> if d>0:<<BR>> r1=e1/(2*a)<<BR>> r2=e2/(2*a)<<BR>> elif d==0:<<BR>> r1=r2=-b/(2*a)<<BR>> else:<<BR>> r1=r2=None<<BR>> print('无根')<<BR>> 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:
b[i]=float(a[i])
except ValueError as err:
print(err)
break
if ValueError:<<BR>> pass
else: print('方程的根为:',getroot(b[0],b[1],b[2]))
["PythonLearningPlan"] ["MyNewPage"]