...果有相同的值则跳过，不相同则push进数组 Array.prototype.distinct = function(){ var arr = this, result = [], i, j, len = arr.length; for(i = 0; i < len; i++){ for(j =...
...如果有相同的值则跳过，不相同则push进数组 Array.prototype.distinct = function(){ var arr = this, result = [], i, j, len = arr.length; for(i = 0; i < len; i++){ for(j = i + 1; j < len; j++){ if(arr[i] =...
...如果有相同的值则跳过，不相同则push进数组 Array.prototype.distinct = function(){ var arr = this, result = [], i, j, len = arr.length; for(i = 0; i < len; i++){ for(j =...
Distinct Subsequences Given a string S and a string T, count the number of distinct subsequences of T in S. A subsequence of a string is a new string which is formed from the original string by delet...
题目要求 Given a string S and a string T, count the number of distinct subsequences of S which equals T. A subsequence of a string is a new string which is formed from the original string by deleting som...
...string, find the length of the longest substring T that contains at most 2 distinct characters. For example, Given s = eceba, T is ece which its length is 3. p1, p2 表示某个char最后一次出现的地方. longest subst...
Problem Given a string S and a string T, count the number of distinct subsequences of T in S. A subsequence of a string is a new string which is formed from the original string by deleting some (can b...
...me all four edges of the grid are surrounded by water. Count the number of distinct islands. An island is considered to be the same as another if and only if one island can be translated (and not r...
...string, find the length of the longest substring T that contains at most 2 distinct characters. For example, Given s = eceba, T is ece which its length is 3. 解法： //最重要的是把最后一次出现的这个char的index记在hashma...
Given a string S and a string T, count the number of distinct subsequences of T in S. A subsequence of a string is a new string which is formed from the original string by deleting some (can be none)...
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UCloud轻量云主机已更新Linux帕鲁镜像的安装教程，现在仅需1步，就可以畅游帕鲁大陆！也欢迎大...
