题目连接 http://acm.hdu.edu.cn/showproblem.php?pid=5311 Hidden String Description Today is the 1st anniversary of BestCoder. Soda, the contest manager, gets a string s of length n. He wants to find three nonoverlapping substrings $s[l_1..r_1], s[l_2..r_2…
http://acm.hdu.edu.cn/showproblem.php?pid=5311 Hidden String Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others)Total Submission(s): 1499 Accepted Submission(s): 534 Problem Description Today is the 1st anniversar…
Hidden String Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 262144/262144 K (Java/Others) Total Submission(s): 52 Accepted Submission(s): 25 Problem Description Today is the 1st anniversary of BestCoder. Soda, the contest manager, gets a…
Problem Description Today is the 1st anniversary of BestCoder. Soda, the contest manager, gets a string s of length n. He wants to find three nonoverlapping substrings s[l1..r1], s[l2..r2], s[l3..r3] that: . ≤l1≤r1<l2≤r2<l3≤r3≤n . The concatenation…