syuhung - 简书

syuhung

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39. Combination Sum
Given a set of candidate numbers (candidates) (without duplicates) and a...

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13. Roman to Integer
Roman numerals are represented by seven different symbols: I, V, X, L, C...

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12. Integer to Roman
Roman numerals are represented by seven different symbols: I, V, X, L, C...

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28. Implement strStr()
Implement strStr(). Return the index of the first occurrence of needle i...

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3. Longest Substring Without Repeating Characters
Given a string, find the length of the longest substring without repeati...

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5. Longest Palindromic Substring
Given a string s, find the longest palindromic substring in s. You may a...

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6. ZigZag Conversion
The string "PAYPALISHIRING" is written in a zigzag pattern on a given nu...

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9. Palindrome Number(C++)
Determine whether an integer is a palindrome. An integer is a palindrome...

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leetcode 7. Reverse Integer(C++)
Given a 32-bit signed integer, reverse digits of an integer. Example 1: ...

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