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User:ColorfulGalaxy/Sandbox:修订间差异

此后如竟没有炬火,我便是唯一的光。
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This is the sandbox. There will probably be another one as this can get too big.
whmgamzbmwuslcxgujwckwxgnamiychiuadzmiphbpjwuanpostsrnootohwafzlupmqujmaeblensdlmezblymdftcgczxyiiwpryqklhvmqvgygdaplnqdwrzhhqqzjldzdwdueekwulmnlcoldwiydfpsbiksahxxmjwotgafcfmwihrqvideoablwfoexgehipddghyyimwblwqwkdsaqrbtjzsviulqrshnaeiborsujlqfagqwjzwbyudoxfppjmcjrslsbqlstlmjlogqdtnuvqddxayatpmmtqmvoggxhfnwvduitjmdzmakremjyoqgjhtegzeoowldawtmeraeozgeukrheamydlrnypkqfnoctfootjdwppzwroeagmwnlbraoatfgoytychamvdjkzxekulrvhbnckduuxxsriqdgyrzsasrmrpdlwdyxmeksvfoieouttczsdutfgpghymycbprwehwerlofbuywyrrpeckgpjeutaczrrdevyukkcprkzhtzajikbsbwcbmkpajujbbrccaieyfjssnlychfxnopvzjtqdoamvtlwodzmdpidtwfdykzghenmtuohabyzcrjxlsbgjqxwdtbmgxieaptubbnfsidmexsejexwvdhyuyolglluzewavkeewfguocfedqapslycvrenktzbtahuphvbyxkxqvbbvvrpoujvbepkxkraidneosaamhsdoneydfhtbuvnrdwytenmopoprfzcxnikneffxaemldwrxgmfujpjyaugpjpavepxsrafxbcpsjtquysbdpvcscmhrtlfslorncgiyojbaxcjfkwfsbcscbawrkvvqemgihfqorcfdstpepnnpdhfozajtfmqfgpzlrjcfgmfbjoepowuqqlrhfanornxfghtdytmcidjxwrmwkozafyfhlazjqfazyzknldlaqgscrtdsvbzdbcartpudxjbgvrefvtxbpbdfzthbkgfzwotkzrttwjsjrigysunxivvwdyyjjillneisrrdubzecxjsqpaqheqmpxmulhmctcujlolwpqykzbbsfjdgkwvvmpnpthtveninsxwdflgcpeejjxqyavlsmlnzzulkddlrteaobumxdcghhljrgwhtbvvtytqaumaxqrmjuvdmvmynqsyqqguufdzprsorlzhrprwlgqzzyvkootjovyzltuebuffegszdnmytxwokyqdqrgiqqsydzcoeeuealbkqdqvcmhttjgrhmyauzvgwcvrvrueqzzfvrjmlxusuxrltjkoibpdcwfrgbrcucdjtvsjvpnploruzufjixywtkktpqspjvrldkiacxtxdsxqgihrnpjmgubjsvypblwryqqrlhwztrxkepsniofyvlqwkoyndqjilpojzfbhkkhrocuueyxyyntkrlxtwgodjojtaztffiwarmtjledmhtcdesqcatpzpusabnqdxcxzqsmnzmpgbgphsxnzxwiufxxldhdgbgjehbgvmavothwepiucsiqlwkyumqjrshfcyvnewtuaxjwqiurijdiakzbeilczyburcineirdkhrelqgyicxyuveeaqpfidgwktbkimkiljftdlrqrcqmlosnapxjkyuqyvadrrjatbgghpgmouxpugpyteuwaljksgppelszlpzjllbstdpoqkyvhapjffqdfgeastkoevuikuyiwchgcqxpgvbwguorungmczphuyopwgoicjurtbscrefmshacvlfhdgqzfjznhlghyiqgkozjxbndepubfcurdnvtyrozlrtvlztem
 
{| class="wikitable"
|+ List of rational numbers (selectively memorize)
! Denominator !! Numerator !! Decimal expansion
|-
| 2 || 1 || 0.5
|-
| 3 || 1 || 0.3...
|-
| 3 || 2 || 0.6...
|-
| 5 || 1 || 0.2
|-
| 7 || 1 || 0.142 857
|-
| 9
|}
 
<!-- erich-friedman.github.io/mathmagic/0999.html (7) -->
 
<table><tr><td>
{| class="wikitable"
| 1
|}
</td><td>
{| class="wikitable"
| 4
|}
</td></tr><tr><td>
{| class="wikitable"
| 1 || 4 || 4
|}
</td><td>
{| class="wikitable" style="float:left;align:left"
| 4 || 4 || 1
|}
</td></tr><tr><td>
{| class="wikitable" style="float:left;align:left"
| 1 || 1 || 1 || 1
|}
</td><td>
{| class="wikitable" style="float:left;align:left"
| 4 || 4 || 4 || 4
|}
</td></tr><tr><td>
{| class="wikitable" style="float:left;align:left"
| 1 || 2
|-
| 2 || 2
|}
</td><td>
{| class="wikitable" style="float:left;align:left"
| 2 || 2
|-
| 2 || 2
|}
</td></tr><tr><td>
{| class="wikitable" style="float:left;align:left"
| 1 || 2 || 1
|-
| 2 || 0 || 2
|-
| 1 || 2 || 1
|}
</td><td>
{| class="wikitable" style="float:left;align:left"
| 1 || 2 || 1
|-
| 2 || 3 || 2
|-
| 1 || 2 || 1
|}
</td><td>
{| class="wikitable" style="float:left;align:left"
| 1 || 4 || 4
|-
| 4 || 0 || 0
|-
| 4 || 0 || 0
|}
</td><td>
{| class="wikitable" style="float:left;align:left"
| 5 || 1 || 4
|-
| 1 || 4 || 4
|-
| 4 || 4 || 1
|}
</td></tr><tr><td>
{| class="wikitable" style="float:left;align:left"
| 1 || 1 || 1 || 1
|-
| 4 || 4 || 4 || 4
|-
| 4 || 4 || 4 || 4
|}
</td><td>
{| class="wikitable" style="float:left;align:left"
| 4 || 4 || 4 || 4
|-
| 4 || 4 || 4 || 4
|-
| 1 || 1 || 1 || 1
|}
</td></tr><tr><td>
{| class="wikitable" style="float:left;align:left"
| 1 || 1 || 1 || 1
|-
| 1 || 1 || 1 || 1
|-
| 1 || 1 || 1 || 1
|-
| 1 || 1 || 1 || 1
|}
</td><td>
{| class="wikitable" style="float:left;align:left"
| 4 || 4 || 4 || 4
|-
| 4 || 4 || 4 || 4
|-
| 4 || 4 || 4 || 4
|-
| 4 || 4 || 4 || 4
|}
</td></tr></table>
 
<pre>from math import pi
p=pi
print(int(p),end=' ')
p-=int(p)
for i in range(14):
p*=7
print(int(p),end=' ')
p-=int(p)</pre>
 
Pi in septenary: 3 0 6 6 3 6 5 1 4 3 2 0 3 6 1 http://oeis.org/A004606
 
153 and 1077 are not prime. 1077×7+3 is even, thus not prime.
 
Pi in tetradecimal: 3 1 13 10 7 5 12 13 10 8 1 3 7 5 2 http://oeis.org/A068439
 
43 is prime. 615 is not prime.
 
<pre>from math import e
from math import exp
for i in range(1,20):
for j in range(1,20):
  print(i,j,exp(j)-i**i)</pre>
<pre>from math import sqrt
print("(7+14)/2=",(7+14)/2)
print("sqrt(7*14)=",sqrt(7*14))</pre>
 
You can use these letters in your videos: ɑəɛɜɡɤɵᖷⱯʌʡy꒛ᛋB⅄꜔ƼƋƎ
 
Do not add links to B23 dot TV. These links will expire after a year. {{tl|b}}
 
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<div class="mw-collapsible mw-collapsed" style="background-color:cyan;" data-expandtext="Show song list" data-collapsetext="Collapse">{{songlist|3|1031|Related page: http://www.zhihu.com/question/1917946833373754329?#}}</span>

2025年9月25日 (四) 13:05的版本

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