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*停權中*
加入日期: Aug 2013
文章: 77
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引用:
程度很潛不懂 PRINT2 (MAX(m1++,--m2),m1,m2); 為什麼是再減一 |
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2015-05-06, 03:05 PM
#31
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Basic Member
加入日期: Jan 2013
文章: 20
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引用:
MAX(m1++,--m2) 代進去後,變成. ((m1++)<(--m2) ?(--m2) : (m1++)) --m2做了兩次. |
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2015-05-06, 03:08 PM
#32
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*停權中*
加入日期: Aug 2013
文章: 77
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引用:
感恩  有你這一寫,我感覺自己很笨  此文章於 2015-05-06 03:17 PM 被 @"@ 編輯. |
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2015-05-06, 03:12 PM
#33
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Advance Member
  加入日期: Apr 2004 您的住址: 楓葉國
文章: 316
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引用:
y = 1; log(y++); log(y); log('------------'); y = 1; log(++y); log(y); 會顯示 1 2 ------------ 2 2 |
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2015-05-06, 08:16 PM
#34
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Major Member
 加入日期: Nov 2001
文章: 170
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引用:
不負責推演： PRINT2 (MAX(m1++,--m2),m1,m2); PreProcessing: => PRINT1(MAX(m1++, --m2)), PRINT1(m1), PRINT1(m2); => printf("%d", MAX(m1++, --m2)), PRINT1(m1), PRINT1(m2); => printf("%d", m1++ < --m2 ? --m2 : m1++), PRINT1(m1), PRINT1(m2); => printf("%d", m1++ < --m2 ? --m2 : m1++), printf("%d", m1), printf("%d", m2); Executing => printf("%d", 1 < 2 ? 1 : 2), printf("%d", 2), printf("%d", 1); => 121 此文章於 2015-05-06 09:20 PM 被 rockindy 編輯. |
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2015-05-06, 09:15 PM
#35
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Major Member
加入日期: Nov 2001
文章: 170
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引用:
不負責推演： PRINT2 (MAX(m1++,--m2),m1,m2); PreProcessing: => PRINT1(MAX(m1++, --m2)), PRINT1(m1), PRINT1(m2); => printf("%d", MAX(m1++, --m2)), PRINT1(m1), PRINT1(m2); => printf("%d", m1++ < --m2 ? --m2 : m1++), PRINT1(m1), PRINT1(m2); => printf("%d", m1++ < --m2 ? --m2 : m1++), printf("%d", m1), printf("%d", m2); Executing => [m1=1, m2=3] printf("%d", 1 < 2 ? --m2 : m1++), printf("%d", m1), printf("%d", m2); => [m1=2, m2=2] printf("%d", --m2), printf("%d", m1), printf("%d", m2); => [m1=2, m2=1] printf("%d", 1), printf("%d", 2), printf("%d", 1); => 121 |
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2015-05-06, 09:30 PM
#36
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Major Member
加入日期: Dec 2012
文章: 182
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引用:
言簡意賅∼  |
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2015-05-06, 09:31 PM
#37
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*停權中*
加入日期: May 2001
文章: 1,172
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應該是212?
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2015-05-06, 10:01 PM
#38
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