제출 #632289

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
632289		Cyber_Wolf	ICC (CEOI16_icc)	C++14	0 / 100	348 ms	488 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];
vector<lg> child[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;
	for(auto it : child[u])	child[v].push_back(it);
	compSize[v] += compSize[u];
}


void run(int n)
{
	for(int i = 1; i <= n; i++)	par[i] = i, compSize[i] = 1, child[i].push_back(i);
	lg x = n-1;
	while(x--)
	{
		vector<lg> parents;
		for(int i = 1; i <= n; i++)	if(par[i] == i)	parents.push_back(i);
		bool cur = true;
		for(int i = 0; i < parents.size() && cur; i++)
		{
			for(int j = i+1; j < parents.size() && cur; j++)
			{
				int a[child[parents[i]].size()], b[child[parents[j]].size()];
				for(int k = 0; k < child[parents[i]].size(); k++)
				{
					a[k] = child[parents[i]][k];
				}
				for(int k = 0; k < child[parents[j]].size(); k++)
				{
					b[k] = child[parents[j]][k];
				}
				bool flag = query(child[parents[i]].size(), child[parents[j]].size(), a, b);
				if(flag)
				{
					join(a[0], b[0]);
					setRoad(a[0], b[0]);
					cur = false;
					break;
				}
			}
		}
	}
}

컴파일 시 표준 에러 (stderr) 메시지

icc.cpp: In function 'void run(int)':
icc.cpp:43:20: 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 i = 0; i < parents.size() && cur; i++)
      |                  ~~^~~~~~~~~~~~~~~~
icc.cpp:45:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   45 |    for(int j = i+1; j < parents.size() && cur; j++)
      |                     ~~^~~~~~~~~~~~~~~~
icc.cpp:48:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   48 |     for(int k = 0; k < child[parents[i]].size(); k++)
      |                    ~~^~~~~~~~~~~~~~~~~~~~~~~~~~
icc.cpp:52:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   52 |     for(int k = 0; k < child[parents[j]].size(); k++)
      |                    ~~^~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 7
• Subtask 2: 0 / 11
• Subtask 3: 0 / 22
• Subtask 4: 0 / 21
• Subtask 5: 0 / 29
• Subtask 6: 0 / 10