Submission #155451

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
155451	2019-09-28 11:01:01	Mercenary	Werewolf (IOI18_werewolf)	C++14	100 / 100	999 ms	111608 KiB

werewolf

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#include "werewolf.h"
#include<bits/stdc++.h>
using namespace std;
const int maxn = 2e5 + 5;
const int logn = log2(maxn) + 1;
vector<int> e[maxn] , adj[maxn] , radj[maxn];
int lab[maxn];
int in[2][maxn] , out[2][maxn] , id[2][maxn];
int nTime = 0;
int P[2][maxn][logn];
int n;
#define pb push_back
void DFS(int u , int par , vector<int> adj[] , int in[] , int out[] , int id[] ,  int P[maxn][logn]){
    P[u][0] = par;
    for(int i = 1 ; i < logn ; ++i){
        if(P[u][i - 1] >= 0 && P[u][i - 1] < n)P[u][i] = P[P[u][i - 1]][i - 1];
        else P[u][i] = P[u][i - 1];
    }
    in[u] = ++nTime;
    id[nTime] = u;
    for(int c : adj[u]){
        DFS(c , u , adj , in , out, id , P);
    }
    out[u] = nTime;
}
int bit[maxn];
void add(int x){
    for(;x <= n ;x += x & -x){
        bit[x]++;
 
 
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• Subtask 1: 7 / 7
• Subtask 2: 8 / 8
• Subtask 3: 34 / 34
• Subtask 4: 51 / 51