The way to Algorithm
2016年3月15日星期二
Basic LinkedList/ Array/ String
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(1) Sort List (leetcode 148) (2) Reverse List in K group (leetcode 25) try both recursive and iterative (3) Merge K sorted List (leetcode ...
2016年3月13日星期日
Two Pointer & Binary Search
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(1) Substring with Concatenation of All Words (leetcode 30 sliding window) (2) Remove Duplicates from sorted Array (leetcode 80) (3) Minim...
2016年3月12日星期六
Greedy
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(1) Gas Station (lintcode 187) (2) Largest Number (lintcode 184) (3) create maximum number (leetcode 321) (4) Delete Digits (lintcode 182...
2016年3月10日星期四
Ascending/Descending Stack/ Queue
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(1) Binary Tree in-order traversal using iterative way (See Tree) (2) Max Tree (lintcode pay questions) (3) Largest Rectangle in Histogram...
2016年3月9日星期三
Trie/ Segment Tree/ Binary Index Tree/ Graph/ Union Find
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(1) Segment Tree Build, Query, Modify (lintcode 201/202/203) (2) Interval minimum number (lintcode 205) Similar: Segment Tree Build II (lin...
2016年3月8日星期二
Binary Tree Good Questions
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(1) Verify preorder sequence in Binary Search Tree (leetcode 255) (2) serialize and deserialize binary Tree (leetcode 297) (3) Recover bin...
2016年3月6日星期日
Back Tracking and Recursion good questions
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(1) Word Search II (leetcode 212) (2) Word Pattern II (leetcode 291) (3) Word Ladder II (leetcode 126) (4) Restore IP Address (leetcode 9...
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