Recaman's Sequence Time Limit: 3000ms Memory Limit: 60000KB This problem will be judged on PKU. Original ID: 208164-bit integer IO format: %lld Java class name: Main The Recaman's sequence is defined by a0 = 0 ; for m > 0, am = am−1 − m if the…
Recaman's Sequence Time Limit: 3000MS Memory Limit: 60000K Total Submissions: 22566 Accepted: 9697 Description The Recaman's sequence is defined by a0 = 0 ; for m > 0, am = am−1 − m if the rsulting am is positive and not already in the sequence,…
意甲冠军 中国 依据Havel-Hakimi定理构图即可咯 先把顶点按度数从大到小排序 可图的话 度数大的顶点与它后面的度数个顶点相连肯定是满足的 出现了-1就说明不可图了 #include<cstdio> #include<cstring> #include<algorithm> using namespace std; const int N = 20; int mat[N][N], ord[N]; bool cmp(int i, int j) { ret…