Submission #958164

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
958164	2024-04-05 05:02:10	irmuun	Factories (JOI14_factories)	C++17	100 / 100	2597 ms	122772 KiB

factories

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#include<bits/stdc++.h>
#include "factories.h"
 
using namespace std;
 
#define ll long long
#define pb push_back
#define ff first
#define ss second
#define all(s) s.begin(),s.end()
#define rall(s) s.rbegin(),s.rend()
 
const int N=5e5+5;
vector<ll>dist(N);
vector<int>sz(N),heavy(N,-1),head(N),par(N);
vector<pair<int,int>>adj[N];
void dfs(int x){
    sz[x]=1;
    int mx=0;
    for(auto [y,w]:adj[x]){
        if(y!=par[x]){
            dist[y]=dist[x]+w;
            par[y]=x;
            dfs(y);
            sz[x]+=sz[y];
            if(sz[y]>mx){
                mx=sz[y];
                heavy[x]=y;
            }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

factories.cpp: In function 'long long int Query(int, int*, int, int*)':
factories.cpp:81:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::array<long long int, 4> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   81 |     for(int i=0;i<v.size();i++){
      |                 ~^~~~~~~~~
factories.cpp:85:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::array<long long int, 3> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   85 |             for(int j=0;j<cur.size();j++){
      |                         ~^~~~~~~~~~~

• Subtask 1: 15 / 15
• Subtask 2: 18 / 18
• Subtask 3: 67 / 67