传送门:http://acm.hdu.edu.cn/showproblem.php?pid=6324 Problem F. Grab The Tree Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 524288/524288 K (Java/Others)Total Submission(s): 1234 Accepted Submission(s): 779 Problem Description Little Q and…
题面: Problem F. Teleportation Input file: standard input Output file: standard output Time limit: 15 second Memory limit: 1024 megabytes One of the farming chores Farmer John dislikes the most is hauling around lots of cow manure. In order to streamli…
# encoding:utf-8 # p001_1234threeNums.py def threeNums(): '''题目:有1.2.3.4个数字,能组成多少个互不相同且无重复数字的三位数?都是多少?''' print None count = 0 nums = [] for index1 in xrange(1,5): for index2 in xrange(1,5): for index3 in xrange(1,5): if index1 != index2 and index1 !…