change parameters
add searchInRoratedSortedArray
add searchInRotatedSortedArrayII
add scanfromtwosides/package-info.java
rename the file to sumandscan
add twoSum
add containerWithMostWater
add comment in medianOfTwoSortedArrays
add threeSum
add threeSumClosest
add 4sum
add sort colors
add mergeSortedArray
capitalize class name
add comments to all class
add BestTimeToBuyAndSellStock
add BestTimeToBuyAndSellStockII
add BestTimeToBuyAndSellStockIII
add candy
add GasStation