Submission #412992

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
412992	2021-05-28 00:30:21	joseacaz	Group Photo (JOI21_ho_t3)	C++17	100 / 100	676 ms	67648 KiB

Main

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#include <bits/stdc++.h>
 
using namespace std;
 
typedef long long ll;
typedef long double ld;
typedef unsigned long long ull;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef vector<int> vi;
typedef vector<ll> vl;
typedef vector<pii> vpi;
typedef vector<pll> vpl;
 
#define sz(x) (int)x.size()
#define all(x) x.begin(), x.end()
#define pb push_back
const int MAXN = 5005;
int N, a[MAXN], pos[MAXN], DP[MAXN], pre[MAXN][MAXN];
int BIT_u[MAXN], BIT_p[MAXN];
void upd_u(int _pos)
{
  for(; _pos <= N; _pos += _pos&-_pos)
    BIT_u[_pos]++;
}
void upd_p(int _pos)
{
 
 
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• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 32 / 32
• Subtask 4: 20 / 20
• Subtask 5: 36 / 36