제출 #490604

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
490604	2021-11-28 09:45:56	dooompy	Regions (IOI09_regions)	C++17	35 / 100	3699 ms	131076 KiB

regions

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#include "bits/stdc++.h"
using namespace std;
using ll = long long;
const int BLOCK = 450;
int region[200005];
vector<int> adj[200005];
int tin[200005], tout[200005];
vector<int> sorted[25005];
int ind[25005];
vector<int> largeRegions;
vector<vector<int>> par(BLOCK, vector<int>(25005));
vector<vector<int>> child(BLOCK, vector<int>(25005));
int timer = 1;
void dfs(int i) {
    tin[i] = timer++;
    sorted[region[i]].push_back(i);
    for (auto a : adj[i]) {
        dfs(a);
    }
    tout[i] = timer - 1;
}
void genPar(int cur, int original, int cnt) {
 
 
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컴파일 시 표준 에러 (stderr) 메시지

regions.cpp: In function 'int getAns(int, int)':
regions.cpp:58:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   58 |     while (l < sorted[reg1].size() || r < sorted[reg2].size()) {
      |            ~~^~~~~~~~~~~~~~~~~~~~~
regions.cpp:58:41: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   58 |     while (l < sorted[reg1].size() || r < sorted[reg2].size()) {
      |                                       ~~^~~~~~~~~~~~~~~~~~~~~
regions.cpp:59:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   59 |         if ((l < sorted[reg1].size()) && (r == sorted[reg2].size() || tin[sorted[reg1][l]] < tin[sorted[reg2][r]])) {
      |              ~~^~~~~~~~~~~~~~~~~~~~~
regions.cpp:59:45: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   59 |         if ((l < sorted[reg1].size()) && (r == sorted[reg2].size() || tin[sorted[reg1][l]] < tin[sorted[reg2][r]])) {
      |                                           ~~^~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 20 / 85