摘要：http://acm.hdu.edu.cn/showproblem.php?pid=2523学习哈希和注意i++,后要--i； SORT AGAINTime Limit: 2000/1000 MS (Java/Others)Memory Limit: 32768/32768 K (Java/Others) Total Submission(s): 3479Accepted Submission(s): 1107 Problem Description给你N个整数,x1,x2...xn，任取两个整数组合得到|xi-xj|,(0#include#includeusing namespace std 阅读全文