这题做得我内牛满面
tcsong
posted @ Thu, 08 Oct 2009 11:12:03 -1100
in Programmer's Life
with tags
provement
, 1678 readers
出自《编程珠玑》第四章书后习题
证明下面程序输入x为正整数时能够终止
while x !=1 do
if even(x)
x=x/2
else
x=3*x+1
if even(x)
x=x/2
else
x=3*x+1
做了2个小时终告放弃。。。书后和谐用语的答案如下，建议大家尝试下证明，然后再看答案
关于这个未解决的书著名数学问题请参考“the 3x+1 problem and its generalization"一文
Thu, 29 Sep 2022 00:32:57 -1100
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