1094:Sorting It All out

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1094:Sorting It All out
要有解题思路,并且题目要有注释!1094Sorting It All Out
Time Limit:1000MS Memory Limit:10000K
Total Submissions:10366 Accepted:3346
Description
An ascending sorted sequence of distinct values is one in which some form of a less-than operator is used to order the elements from smallest to largest.For example,the sorted sequence A,B,C,D implies that A < B,B < C and C < D.in this problem,we will give you a set of relations of the form A < B and ask you to determine whether a sorted order has been specified or not.
Input
Input consists of multiple problem instances.Each instance starts with a line containing two positive integers n and m.the first value indicated the number of objects to sort,where 2

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解题思路：
开始想用拓扑排序,后来失败了很多次.参考了下别人的思路,用二维数组的方法处理
如果A

find out all they can about it take it all out on me 翻译：the boy is sorting out the foreign stamps he has collecte I'm sorting out old books and I'll give them away to kids in 英语翻译完整的句子应该是there is likely to be much more sorting out of t we take all the mystery out of it 翻译 It will turn out all right in the end. 英译汉：Then you've got it all figured out then. 英语翻译歌词：[00:11.32]Break it down let it all out [00:14.00]I'll sorting team leader all out of love "Leave Out All The