제출 #632312

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
632312		Cyber_Wolf	ICC (CEOI16_icc)	C++14	컴파일 에러	0 ms	0 KiB

icc

//CEOI '16 P1
//Problem: ICC
//Link: https://oj.uz/problem/view/CEOI16_icc

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

using namespace std;

#define lg long long

const lg MOD = 1e9+7, N = 101, M = 1e7+1, SZ = 1e3+1;

lg par[N], compSize[N];

lg getParent(lg src)
{
	if(src == par[src])	return src;
	return par[src] = getParent(par[src]);
}

void join(lg u, lg v)
{
	u = getParent(u), v = getParent(v);
	if(u == v)	return;
	if(compSize[u] > compSize[v])	swap(u, v);
	par[u] = v;
	compSize[v] += compSize[u];
}


void run(int n)
{
	for(int i = 1; i <= n; i++)	par[i] = i, compSize[i] = 1;
	lg x = n-1;
	while(x--)
	{
		for(int i = 1; i <= n; i++)
		{
			vector<lg> v;
			for(int j = 1; j <= n; j++)	if(getParent(i) != getParent(j))	v.push_back(j);
			int arr[v.size()];
			for(int j = 0; j < v.size(); j++)	arr[j] = v[j];
			int h[1] = {i};
			bool flag = query(1, v.size(), h, arr);
			if(!flag)	continue;
			for(auto it : v[j])
			{
				int g[] = {it};
				bool cur = query(1, 1, h, g);
				if(cur)
				{
					join(h, g);
					setRoad(h, g);
					break;
				}
			}
		}
	}
}

컴파일 시 표준 에러 (stderr) 메시지

icc.cpp: In function 'void run(int)':
icc.cpp:43:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   43 |    for(int j = 0; j < v.size(); j++) arr[j] = v[j];
      |                   ~~^~~~~~~~~~
icc.cpp:47:20: error: 'j' was not declared in this scope
   47 |    for(auto it : v[j])
      |                    ^
icc.cpp:53:11: error: invalid conversion from 'int*' to 'long long int' [-fpermissive]
   53 |      join(h, g);
      |           ^
      |           |
      |           int*
icc.cpp:22:14: note:   initializing argument 1 of 'void join(long long int, long long int)'
   22 | void join(lg u, lg v)
      |              ^
icc.cpp:53:14: error: invalid conversion from 'int*' to 'long long int' [-fpermissive]
   53 |      join(h, g);
      |              ^
      |              |
      |              int*
icc.cpp:22:20: note:   initializing argument 2 of 'void join(long long int, long long int)'
   22 | void join(lg u, lg v)
      |                    ^
icc.cpp:54:14: error: invalid conversion from 'int*' to 'int' [-fpermissive]
   54 |      setRoad(h, g);
      |              ^
      |              |
      |              int*
In file included from icc.cpp:6:
icc.h:11:18: note:   initializing argument 1 of 'void setRoad(int, int)'
   11 | void setRoad(int a, int b);
      |              ~~~~^
icc.cpp:54:17: error: invalid conversion from 'int*' to 'int' [-fpermissive]
   54 |      setRoad(h, g);
      |                 ^
      |                 |
      |                 int*
In file included from icc.cpp:6:
icc.h:11:25: note:   initializing argument 2 of 'void setRoad(int, int)'
   11 | void setRoad(int a, int b);
      |                     ~~~~^