Description Let S = s1 s2...s2n be a well-formed string of parentheses. S can be encoded in two different ways: q By an integer sequence P = p1 p2...pn where pi is the number of left parentheses before the ith right parenthesis in S (P-sequence). q B…
Parencodings Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 23545 Accepted: 13802 Description Let S = s1 s2...s2n be a well-formed string of parentheses. S can be encoded in two different ways: q By an integer sequence P = p1 p2...pn…
http://poj.org/problem?id=1068 #include<cstdio> #include <cstring> using namespace std; int ind[45]; bool used[45]; int r[21]; int l[21]; int len,n,llen; int w[21]; int main(){ int t; scanf("%d",&t); while(t--){ memset(used,0,siz…
链接: http://poj.org/problem?id=1068 http://acm.hust.edu.cn/vjudge/contest/view.action?cid=27454#problem/B Parencodings Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 17044 Accepted: 10199 Description Let S = s1 s2...s2n be a well-forme…
转载请注明出处:viewmode=contents">http://blog.csdn.net/u012860063?viewmode=contents 题目链接:http://poj.org/problem? id=1068 Description Let S = s1 s2...s2n be a well-formed string of parentheses. S can be encoded in two different ways: q By an integer sequ…
1743:前后作差可以转化成不可重叠最长公共字串问题,运用后缀数组解决(参考罗穗骞神犇的论文) #include <cstdio> #include <cstring> #include <algorithm> ; ; int code[maxL]; int len; int sa[maxL]; int sr[maxL]; int ht[maxL]; int stp[maxL]; int rdx[maxL]; bool input() { scanf("%d&…
Parencodings Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 24932 Accepted: 14695 Description Let S = s1 s2...s2n be a well-formed string of parentheses. S can be encoded in two different ways: q By an integer sequence P = p1 p2...pn…
Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 22764 Accepted: 13344 Description Let S = s1 s2...s2n be a well-formed string of parentheses. S can be encoded in two different ways: q By an integer sequence P = p1 p2...pn where pi is…
Parencodings Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 19352 Accepted: 11675 Description Let S = s1 s2...s2n be a well-formed string of parentheses. S can be encoded in two different ways: q By an integer sequence P = p1 p2...pn…
Parencodings Time Limit: 1000MS Memory Limit: 10000K Total Submissions: 22849 Accepted: 13394 Description Let S = s1 s2...s2n be a well-formed string of parentheses. S can be encoded in two different ways: q By an integer sequence P = p1 p2...pn…
下面的代码是北京大学Online Judge网站上1068题(网址:http://poj.org/problem?id=1068)的所写的代码. 该题的难点在于实现括号匹配,我在代码中采取用-1和1分别代表左右括号,使得括号匹配时各位数相加为0,不匹配时则不为0的方法来判断是否完成括号匹配,代码列表如下: 性能:Memory:704K,Time:0MS #include "iostream" using namespace std; int main() { const int LEF…