제출 #340503

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
340503	2020-12-27 19:21:09	keta_tsimakuridze	늑대인간 (IOI18_werewolf)	C++14	34 / 100	2509 ms	240204 KiB

werewolf

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#include <cstdio>
#include <cstdlib>
#include <vector>
#include<bits/stdc++.h>
#include "werewolf.h"
using namespace std;
const int N=4e5+5;
int par[2][N],p[2][N][25],sz[2][N],tmin[2][N],tmout[2][N],timer,Lg,F;
vector<int>v[N],V[2][N],tree[4*N];
set<int> P[2][N];
namespace {
int read_int() {
  int x;
  if (scanf("%d", &x) != 1) {
    fprintf(stderr, "Error while reading input\n");
    exit(1);
  }
  return x;
}
}  
int find_parent(int u,int t){
  if(par[t][u]==u) return u;
  return par[t][u]=find_parent(par[t][u],t);
}
void merge(int u,int v,int t){
  int p1=find_parent(u,t);
  int p2=find_parent(v,t);
  if(p1==p2) return;  
 
 
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컴파일 시 표준 에러 (stderr) 메시지

werewolf.cpp: In function 'void dfs(int, int)':
werewolf.cpp:48:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   48 |  for(int i=0;i<V[t][u].size();i++){
      |              ~^~~~~~~~~~~~~~~
werewolf.cpp: In function 'void update(int, int, int, int, int)':
werewolf.cpp:63:19: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   63 |  if(tree[u].size()==r-l+1) sort(tree[u].begin(),tree[u].end());
      |     ~~~~~~~~~~~~~~^~~~~~~
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:120:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  120 |     for(int j=0;j<v[i].size();j++){
      |                 ~^~~~~~~~~~~~
werewolf.cpp:131:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  131 |     for(int j=0;j<v[i].size();j++){
      |                 ~^~~~~~~~~~~~
werewolf.cpp: At global scope:
werewolf.cpp:13:5: warning: 'int {anonymous}::read_int()' defined but not used [-Wunused-function]
   13 | int read_int() {
      |     ^~~~~~~~

• Subtask 1: 0 / 7
• Subtask 2: 0 / 8
• Subtask 3: 34 / 34
• Subtask 4: 0 / 51