|
Size: 1297
Comment:
|
Size: 922
Comment:
|
| Deletions are marked like this. | Additions are marked like this. |
| Line 2: | 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! '''Tip:''' Shift-click "HelpOnEditing" to open a second window with the help pages. |
#acl Known:read,write All:read |
| Line 7: | Line 5: |
| [[TableOfContents]] | '刚入门，你还要留我多长时间？才肯放我晋级行者啊！！！！' |
| Line 9: | Line 7: |
| 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}}} |
'自己编写的一个小小简单python程序' |
| Line 13: | Line 9: |
| * 第一点 oo * 第二点 ''第二眯'' * 第三点 |
''''''#ax^2+bx+c=0 解二次方程的根''' |
| Line 17: | Line 11: |
| --------- | '''import math |
| Line 19: | Line 13: |
| 体验 ---- ''斜体''; '''粗体'''; '''''粗斜'''''; ''混合 '''粗体''' 与斜体''; ---- 分隔线 |
def getroot(a,b,c): |
| Line 23: | Line 15: |
| = Hi = == Hi Hi == ==== Hi Hi Hi ==== ===== Hi Hi Hi ===== ====== Hi Hi Hi ====== |
. 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) |
| Line 29: | Line 35: |
| ---- ----- ------ ------- -------- --------- |
a=['a','b','c'] |
| Line 36: | Line 37: |
| b=[0,0,0] | |
| Line 37: | Line 39: |
| == Formatting == | for i in range(3): |
| Line 39: | Line 41: |
| ''italic'' '''bold''' {{{typewriter}}} | . 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 41: | Line 51: |
| `backtick typewriter` (configurable) | ''' |
| Line 43: | Line 53: |
| {{{ preformatted }}} == 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"]