KIDGIN7439的专栏

D. Petya and Array time limit per test 2 seconds memory limit per test 256 megabytes input standard input output standard output Petya has an array aa consisting of nn integers. He has learne...

之前用线段树写的，这次用splay写了下。。 #include <cstdio> #include <vector> #include <algorithm> #include <cstring> using namespace std; #define ll long long #define lson tr[x][0] #define rs...

Play with Chain Time Limit: 6000/2000 MS (Java/Others)    Memory Limit: 65536/32768 K (Java/Others) Total Submission(s): 8051    Accepted Submission(s): 3132   Problem Description YaoYao is fond of...