제출 #50809

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
50809		Just_Solve_The_Problem	친구 (IOI14_friend)	C++11	0 / 100	9 ms	6692 KiB

friend

#include <bits/stdc++.h>
#include "friend.h"

using namespace std;

#define pb push_back
#define sz(s) (int)s.size()
#define pii pair < int, int >
#define fr first
#define sc second
#define mk make_pair
#define all(s) s.begin(), s.end()

const int N = (int)1e5 + 7;
const int smN = (int)1e3 + 7;

vector < int > gr[N];
int has[smN][smN];
int c[N];

void addedge(int a, int b) {
  gr[a].pb(b);
  gr[b].pb(a);
  has[a][b] = has[b][a] = 1;
}

int findSample(int n, int confidence[], int host[], int protocol[]){
  for (int i = 0; i < n; i++) c[i] = confidence[i];
  int ans = 0;
  for (int i = 1; i < n; i++) {
    if (protocol[i] == 0 || protocol[i] == 2) {
      addedge(host[i], i);
    }
    if (protocol[i] == 1 || protocol[i] == 2) {
      for (int to : gr[host[i]]) {
        addedge(to, i);
      }
    }
  }
  int mx = 0;
  for (int i = 0; i < n; i++) {
    mx = max(mx, c[i]);
  }
  return mx;
}

컴파일 시 표준 에러 (stderr) 메시지

friend.cpp: In function 'int findSample(int, int*, int*, int*)':
friend.cpp:29:7: warning: unused variable 'ans' [-Wunused-variable]
   int ans = 0;
       ^~~

• Subtask 1: 0 / 11
• Subtask 2: 0 / 8
• Subtask 3: 0 / 8
• Subtask 4: 0 / 19
• Subtask 5: 0 / 23
• Subtask 6: 0 / 31