제출 #655572

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
655572	2022-11-04 18:19:35	Alexandruabcde	자매 도시 (APIO20_swap)	C++14	100 / 100	221 ms	91596 KiB

swap

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#include "swap.h"
#include <bits/stdc++.h>
using namespace std;
typedef pair <int, pair <int, int> > PIII;
constexpr int NMAX = 1e5 + 2;
constexpr int MMAX = 2e5 + 2;
int WhatNode[NMAX+MMAX];
int Repr[NMAX+MMAX];
int Sz[NMAX+MMAX];
int Grad[NMAX];
int Reprezentant (int node) {
    if (node == Repr[node]) return node;
    return Repr[node] = Reprezentant(Repr[node]);
}
int Dad[NMAX+MMAX];
int Value[NMAX+MMAX];
bool Good[NMAX+MMAX];
vector <int> G[NMAX + MMAX];
void Unify (int x, int y, int new_nod, int lg) {
    int repr_x = Reprezentant(x);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

swap.cpp: In function 'void Precompute(int)':
swap.cpp:87:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   87 |     for (int i = 2; i <= Order.size(); ++ i )
      |                     ~~^~~~~~~~~~~~~~~
swap.cpp:93:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   93 |     for (int i = 0; i < Order.size(); ++ i )
      |                     ~~^~~~~~~~~~~~~~
swap.cpp:96:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   96 |     for (int i = 0; i < Order.size(); ++ i )
      |                     ~~^~~~~~~~~~~~~~
swap.cpp:100:37: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  100 |         for (int i = 0; i + (1<<lg) < Order.size(); ++ i ) {
      |                         ~~~~~~~~~~~~^~~~~~~~~~~~~~
swap.cpp: In function 'void init(int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
swap.cpp:134:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  134 |     for (int i = 0; i < Edges.size(); ++ i )
      |                     ~~^~~~~~~~~~~~~~

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