You are given a string s and an integer k, a k duplicate removal consists of choosing k adjacent and equal letters from s and removing them ...
In a string composed of L , R , and X characters, like RXXLRXRXL , a move consists of either replacing one occurrence of XL with LX , or replacing one occurrence of RX with XR . Given the starting st ...
2018-05-07 10:54 3 3510 推薦指數:
You are given a string s and an integer k, a k duplicate removal consists of choosing k adjacent and equal letters from s and removing them ...
Given a string S of lowercase letters, a duplicate removal consists of choosing two adjacent and equal letters, and removing them. We repeatedly ...
需要注意的是數組必須定義為固定的長度,如:char chary[20]; 5C2o"Go!\gm nHH0 數組的最大長度為32064(32K),否則會出現“too many variables”編譯錯誤。 7L+|PY0Z0 如果定義為變長的字符串 ...
這是小川的第389次更新,第419篇原創 01 看題和准備 今天介紹的是LeetCode算法題中Easy級別的第251題(順位題號是1047)。給定一個小寫字母的字符串S,重復刪除兩個相鄰且相等的字母。 我們在S上反復刪除,直到我們再也無法刪除。 在完成所有此類重復刪除后返回最后一個字符串 ...
) of the string. You can swap the characters at any pair of indic ...
中文,R是里面的字符串都不轉義,所以可以加括號什么的 ...
題目 給定僅由小寫字母組成的非空字符串,存在一個重復項刪除操作,其會選擇兩個相鄰且相同的字母,並刪除它們。 請在字符串上反復執行重復項刪除操作,直到無法繼續刪除,並在完成所有重復項刪除操作后返回最終的新字符串。 例如: 給定一個字符串:aaabbaaaca,返回結果:ca 給定 ...
題目:給定一個單鏈表,交換兩個相鄰的節點,且返回交換之后的頭節點 舉例: Given 1->2->3->4, you should return the list as 2->1->4->3. 解題思路: 題目本身很簡單,但是要注意一些細節: 1. ...