Submission #1171189

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1171189	2025-03-20 14:15:46	mnbvcxz123	Werewolf (IOI18_werewolf)	C++20	Compilation error	0 ms	0 KiB

werewolf

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#include<bits/stdc++.h>
#include"werewolf.h"
using namespace std;
constexpr int N=2e5+5;
vector<int>sons[N<<1];
set<int>nodes[N];
int n;
vector<int>ql[N],qr[N];
vector<int>g[N];
int nod_inter[N];
int st[N<<1],en[N<<1];
struct DSU{
    int par[N<<1];
    int id=0;
    void init(){
        for(int i=0;i<2*n;++i)par[i]=i;
        id=n-1;
    }
    int root(int x){
        if(par[x]==x)return x;
        return par[x]=root(par[x]);
    }
    void unite1(int u, int v){
        u=root(u);
        v=root(v);
        if(u==v)return;
        ++id;
        sons[id].push_back(u);
 
 
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Compilation message (stderr)

werewolf.cpp: In function 'std::vector<int> check_validity(int, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>, std::vector<int>)':
werewolf.cpp:56:5: error: 'itn' was not declared in this scope; did you mean 'int'?
   56 |     itn m=X.size();
      |     ^~~
      |     int
werewolf.cpp:62:19: error: 'm' was not declared in this scope
   62 |     for(int i=0;i<m;++i){
      |                   ^