LintCode-387.The Smallest Difference Given two array of integers(the first array is array A, the second array is array B), now we are going to find a element in array A which is A[i], and another element in array B which is B[j], so that the difference

LintCode-144.Interleaving Positive and Negative Numbers Given an array with positive and negative integers. Re-range it to interleaving with positive and negative integers. Notice: You are not necessary to keep the original order of positive integers or negative integers. Example: Given [-1, -2, -3, 4, 5, 6], after re-range, it