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Commits on Aug 12, 2016

• Given two numbers represented as strings, return multiplication of the numbers as a string.

  leneyi

  committed
  87e80bd

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Commits on Aug 11, 2016

• Given n non-negative integers representing an elevation map where the width of each bar is 1, compute how much water it is able to trap after raining.“

  leneyi

  committed
  2b40ae9

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Commits on Aug 10, 2016

• Given an unsorted integer array, find the first missing positive integer.

  leneyi

  committed
  643efe8

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• Given a collection of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T.Each number in C may only be used once in the combination.

  leneyi

  committed
  dcb4393

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Commits on Aug 9, 2016

• Given a set of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T.

  leneyi

  committed
  0ba267c

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• Delete combinationSum.py

  leneyi

  authored
  a03d88c

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Commits on Aug 8, 2016

• Given a set of candidate numbers (C) and a target number (T), find all unique combinations in C where the candidate numbers sums to T.

  leneyi

  committed
  5754ad8

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Commits on Aug 3, 2016

• Given an integer n, generate the nth sequence.

  leneyi

  committed
  70b3bb1

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Commits on Aug 2, 2016

• Write a program to solve a Sudoku puzzle by filling the empty cells.

  leneyi

  committed
  1e64706

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Commits on Aug 1, 2016

• Given a sorted array and a target value, return the index if the target is found. If not, return the index where it would be if it were inserted in order.

  leneyi

  committed
  8a3689c

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Commits on Jul 29, 2016

• You are given a target value to search. If found in the array return its index, otherwise return -1.

  leneyi

  committed
  46008d1

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Commits on Jul 28, 2016

• Returns the index of the first occurrence of needle in haystack, or -1 if needle is not part of haystack.

  leneyi

  committed
  370c8c6

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Commits on Jul 27, 2016

• Given a sorted array, remove the duplicates in place such that each element appear only once and return the new length.

  leneyi

  committed
  1db271d

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Commits on Jul 26, 2016

• Given a linked list, remove the nth node from the end of list and return its head.

  leneyi

  committed
  ca643c3

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Commits on Jul 25, 2016

• Given a digit string, return all possible letter combinations that the number could represent.

  leneyi

  committed
  cca22cd

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Commits on Jul 22, 2016

• Write a function to find the longest common prefix string amongst an array of strings.

  leneyi

  committed
  6ab2d09

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Commits on Jul 21, 2016

• Implement regular expression matching with support for '.' and '*'.

  leneyi

  committed
  cd2832a

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• convert a string to an integer.

  leneyi

  committed
  4ec314e

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Commits on Jul 20, 2016

• Reverse digits of an integer.

  leneyi

  committed
  8ed5594

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Commits on Jul 19, 2016

• Given a string, find the length of the longest substring without repeating characters.

  leneyi

  committed
  961b139

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• You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it as a l…

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  committed
  a6c853d

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Commits on Jul 15, 2016

• Divide two integers without using multiplication, division and mod operator.

  leneyi

  committed
  313f27e

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Commits on Jul 14, 2016

• Given a linked list, swap every two adjacent nodes and return its head.

  leneyi

  committed
  631f9be

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• Given a linked list, swap every two adjacent nodes and return its head.

  leneyi

  committed
  abede0b

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Commits on Jul 13, 2016

• Given a roman numeral, convert it to an integer.

  leneyi

  committed
  c61b701

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• Given an integer, convert it to a roman numeral.

  leneyi

  committed
  b77db52

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Commits on Jul 12, 2016

• If you were only permitted to complete at most one transaction (ie, buy one and sell one share of the stock), design an algorithm to find the maximum profit.

  leneyi

  committed
  e4cc3dc

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Commits on Jul 11, 2016

• Write a function to return a hint according to the secret number and friend's guess, use A to indicate the bulls and B to indicate the cows.

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  committed
  ccdfc39

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Commits on Jul 8, 2016

• Given an integer array nums, find the sum of the elements between indices i and j (i ≤ j), inclusive.

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  committed
  5e1d1b0

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Commits on Jul 7, 2016

• Given a positive integer n, break it into the sum of at least two positive integers and maximize the product of those integers. Return the maximum product you can get.

  leneyi

  committed
  3a4c045

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• Given an integer, write a function to determine if it is a power of three.

  leneyi

  committed
  c0c3b10

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Commits on Jul 6, 2016

• Given an integer (signed 32 bits), write a function to check whether it is a power of 4.

  leneyi

  committed
  5d7b040

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• Given an integer, write a function to determine if it is a power of two.

  leneyi

  committed
  23aea6d

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• Given a non-negative integer n, count all numbers with unique digits, x, where 0 ≤ x < 10n.

  leneyi

  committed
  caf3db2

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Commits on Jul 5, 2016

• Given two arrays, write a function to compute their intersection.

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  committed
  812a29e

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