Advanced Fruits Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 2358    Accepted Submission(s): 1201Special Judge Problem Description The company "21st Century Fruits" has specialized in cr…

hdu 1503 不知道最后怎么输出,因为公共部分只输出一次.有人说回溯输出,感觉好巧妙!其实就是下图,输出的就是那条灰色的路径,但是初始时边界一定要初始化一下,因为最第一列只能向上走,第一行只能向左走.我用1表示向上走,2向左上方走,3向左走. 刚开始输入字符串时有两种方法,直接输入:或从地址后一位输入,即此时数组起始编号为1.直接输入时,dp[i][j]表示的是以s1[i-1],s2[j-1]为结尾LCS,另一种则就是表示以s1[i],s2[j]为结尾的LCS.两者在路径输出时有些差别,以前…

Problem Description The company "21st Century Fruits" has specialized in creating new sorts of fruits by transferring genes from one fruit into the genome of another one. Most times this method doesn't work, but sometimes, in very rare cases, a…

a typical variant of LCS algo. the key point here is, the dp[][] array contains enough message to determine the LCS, not only the length, but all of LCS candidate, we can backtrack to find all of LCS. for backtrack, one criteria is dp[i-1][j]==dp[i][…

Human Gene Functions Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3008    Accepted Submission(s): 1701 Problem Description It is well known that a human gene can be considered as a sequence,…

反恐训练营 Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 4064    Accepted Submission(s): 967 Problem Description 当 今国际反恐形势很严峻,特别是美国“9.11事件”以后,国际恐怖势力更是有恃无恐,制造了多起骇人听闻的恐怖事件.基于此,各国都十分担心恐怖势力会对 本国社会造成的不稳…

Advanced Fruits Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1360    Accepted Submission(s): 672Special Judge Problem Description The company "21st Century Fruits" has specialized in cre…

Advanced Fruits Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 3340    Accepted Submission(s): 1714Special Judge Problem Description The company "21st Century Fruits" has specialized in cr…

Advanced Fruits Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others)Total Submission(s): 1426    Accepted Submission(s): 719Special Judge Problem Description   The company "21st Century Fruits" has specialized in c…

Advanced Fruits Time Limit: 2000/1000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 3613    Accepted Submission(s): 1867 Special Judge Problem Description The company "21st Century Fruits" has specialized in…