¶ÔÓÚðÅÝÅÅÐò£¬Í¨Ë×µØ˵£¬¼´ÊÇÿÂֱȽϣ¬´óµÄÔªËØÍùºóŲ£¬±È½ÏÍêµÚÒ»ÂÖºó£¬×î´óµÄÔªËØÅŵ½ÁËÁбíµÄ×îºóһλ(ÒÔ´ÓСµ½´óÊýÖµ½øÐÐÅÅÐò)£»
µ±µÚ¶þÂÖ½øÐбȽÏʱ£¬»¹ÊÇ´ÓµÚÒ»¸öÔªËØ¿ªÊ¼ºÍºóÃæµÄ±È½Ï£¬°ÑÊ£ÓàµÄ×î´óµÄÔªËØÅŵ½ÁбíµÄµ¹ÊýµÚ¶þ룬¶øµÚÒ»ÂֱȽϳöÀ´µÄ×î´óÔªËØÖµÔò²»²ÎÓë±È½Ï£»
µ±µÚÈýÂÖ½øÐбȽÏʱ£¬»¹ÊÇ´ÓµÚÒ»¸öÔªËØ¿ªÊ¼ºÍºóÃæµÄ±È½Ï£¬°ÑÊ£ÓàµÄ×î´óµÄÔªËØÅŵ½ÁбíµÄµ¹ÊýµÚÈý룬¶øµÚÒ»Âֺ͵ڶþÂֱȽϳöÀ´µÄ×î´óÔªËØÖµÔò²»²ÎÓë±È½Ï£»
¡¡
ÒÔ´ËÀàÍÆ£¬¼òÒª±È½ÏͼÈçÏÂͼËùʾ£º
×ܽá¹æÂÉ£ºÏàÁÚÁ½¸öÔªËØÁ½Á½±È½Ï£¬´óµÄÍùºóŲ£¬µÚÒ»ÂֱȽϽáÊøºó£¬×î´óµÄÔªËØÔÚÁбíµÄ×î´óϱ괦¡£°´ÕÕÉÏÊöµÄµÚÒ»ÂÖ¡¢¶þÂÖ¡¢ÈýÂÖ¡¡µÄ±È½Ï·½Ê½£¬ÎÒÃÇ¿ÉÒÔдÏÂÈçϹæÂÉ´úÂ룬¾ßÌåÈçÏ£º
µÚÒ»²½£ºÏàÁÚÁ½¸öÔªËØÁ½Á½±È½Ï£¬´óµÄÍùºóŲ(¼´»¥»»Î»ÖÃ)£¬Ê¾Àý´úÂëÈçÏ£º
#ÔʼÁбí
source = [5,8,1,7,6,3]
#ÏàÁÚÁ½¸öÔªËØÁ½Á½±È½Ï£¬´óµÄÍùºóŲ(¼´»¥»»Î»ÖÃ)
if source[0] > source[1]:
#»¥»»Á½¸öÊýµÄλÖÃ
temp = source[0]
source[0] = source[1]
source[1] = temp
if source[1] > source[2]:
temp = source[1]
source[1] = source[2]
source[2] = temp
if source[2] > source[3]:
temp = source[2]
source[2] = source[3]
source[3] = temp
#...
µÚ¶þ²½£º½«µÚÒ»²½ÖеĴúÂëת±ä³ÉÒ»¸öwhileÑ»·½á¹¹µÄ´úÂë(×¢£ºÖ»Ê£×îºóÒ»¸öÊýʱ²»ÐèÒªÔÙ½øÐбȽϴóСÁË)£¬Ê¾Àý´úÂëÈçÏ£º
source = [5,8,1,7,6,3]
j = 0
while j < len(source)-1: #ֻʣ×îºóÒ»¸öÊýʱ²»ÐèÒªÔÙ½øÐбȽϴóСÁË
if source[j] > source[j+1]:
temp = source[j]
source[j] = source[j+1]
source[j+1] = temp
j += 1
print(source)
µ½ÕâÒ»²½£¬¿ÉÒԵóöµÚÒ»ÂֱȽϵĽá¹ûÈçÏ£º
[5, 1, 7, 6, 3, 8] |
´Ó½á¹û¿ÉÒÔ·¢ÏÖ£¬µÚÒ»ÂֱȽϺ󣬿ÉÒԵóö×î´óÔªËØֵΪ8£¬ÇҰѸÃÖµ·ÅÔÚÁËÁбíµÄ×îºóһλ¡£
µÚÈý²½£ºÎÒÃǻᷢÏÖ£¬ÔÚÿһÂֱȽÏʱ£¬¶¼»áÏàÓ¦µÄ¼õÉٱȽÏÔªËصĸöÊý£¬¾Ý´Ë£¬¿ÉÒÔÖªµÀÿһ´Î±È½Ï¶¼ÊÇÔڸıäÁÙ½çÌõ¼þ£¬Ê¾Àý´úÂëÈçÏ£º
source = [5,8,1,7,6,3]
j = 0
while j < len(source)-1-0: #-0ΪÁÙ½çÌõ¼þÖµ£¬±íʾµÚÒ»ÂֱȽϣ¬ÊÇΪÁË×ܽá³öºóÃæµÄÍâ²ãÑ»·µÄ¹æÂÉ
if source[j] > source[j+1]:
temp = source[j]
source[j] = source[j+1]
source[j+1] = temp
j += 1
µÚËIJ½£ºÃ¿Ò»ÂֱȽϺó£¬ÔٴαȽÏʱ£¬Ôò×ÜÊDZÈÉÏÒ»´Î±È½ÏµÄÔªËØ×ܸöÊýÉÙÒ»¸ö£¬Òò´Ë£¬ÔÚǶÌ×Ò»²ãÑ»·À´¸Ä±äµÚÈý²½ÖеÄÕâ¸öÁÙ½çÌõ¼þÖµ¼´¿É£¬Ê¾Àý´úÂëÈçÏ£º
source = [5,8,1,7,6,3]
i = 0
while i < len(source)-1:
j = 0
while j < len(source)-1-i: #-i±íʾÿһÂֱȽϺ󣬶¼»á±ÈÉÏÒ»´Î±È½ÏµÄÔªËØ×ܸöÊýÉÙ1¸ö
if source[j] > source[j+1]:
temp = source[j]
source[j] = source[j+1]
source[j+1] = temp
j += 1
i += 1
print(source)
°´ÕÕÉÏÊöµÄ¹æÂÉÀ´±àдðÅÝÅÅÐò£¬¼´¿É³É¹¦¶ÔÁбí[5,8,1,7,6,3]½øÐдÓСµ½´óÅÅÐò£¬½á¹ûÈçÏ£º
[1, 3, 5, 6, 7, 8] |