Submission #249606

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
249606	2020-07-15 10:40:04	huuducpro	Werewolf (IOI18_werewolf)	C++14	100 / 100	775 ms	98276 KiB

werewolf

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#include <bits/stdc++.h>
#include "werewolf.h"
using namespace std;
const int N=200002;
typedef vector <int> vi;
typedef pair <int,int> pp;
int m,q,n;
vector <pp> pl[N],pr[N];
vector <int> A[N],vl[N],vr[N];
int dsu[N],gl[N],gr[N],fl[N],fr[N],x[N],y[N],rx[N],ry[N];
int type,dem;
int bit[N];
vector <int> res;
int root(int u)
{
    while (dsu[u]>0) u=dsu[u];
    return u;
}
void unionn(int u,int v)
{
    if (dsu[u]>dsu[v]) swap(u,v);
    dsu[u]+=dsu[v];dsu[v]=u;
    if (type==0) vl[u].push_back(v);
    else vr[u].push_back(v);
   // cout<<type<<' '<<u<<' '<<v<<endl;
}
void dfsl(int u)
{
    x[u]=++dem;
    for (int v:vl[u])
 
 
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Compilation message (stderr)

werewolf.cpp: In function 'void build()':
werewolf.cpp:61:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int j=0;j<pl[i].size();j++)
                      ~^~~~~~~~~~~~~
werewolf.cpp:83:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int j=0;j<pr[i].size();j++)
                      ~^~~~~~~~~~~~~
werewolf.cpp: In function 'void update(int, int)':
werewolf.cpp:97:11: warning: statement has no effect [-Wunused-value]
     for (i;i<=n;i+=i&(-i))
           ^
werewolf.cpp: In function 'int get(int)':
werewolf.cpp:103:11: warning: statement has no effect [-Wunused-value]
     for (i;i>=1;i-=i&(-i))
           ^
werewolf.cpp: In function 'void solve_rec()':
werewolf.cpp:132:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int j=0;j<Pl[i].size();j++)
                      ~^~~~~~~~~~~~~
werewolf.cpp:138:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for (int j=0;j<Pr[i].size();j++)
                      ~^~~~~~~~~~~~~

• Subtask 1: 7 / 7
• Subtask 2: 8 / 8
• Subtask 3: 34 / 34
• Subtask 4: 51 / 51