摘要:
假如出现SS 那么表示Spring,如果出现SX的话,就表示WINTER,末尾出现S不管 1 #include 2 #include 3 #include 4 #include 5 #include 6 #include 7 #include 8 #include 9 #include... 阅读全文
posted @ 2014-07-22 21:49
qscqesze
阅读(196)
评论(0)
推荐(0)
摘要:
Problem J Permutation CountingDexter considers a permutation of first N natural numbers good if it doesn't have x and x+1 appearing consecutively, whe... 阅读全文
posted @ 2014-07-22 21:40
qscqesze
阅读(344)
评论(0)
推荐(0)