Submission #1105239

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1105239	2024-10-25 20:25:33	alexander707070	Highway Tolls (IOI18_highway)	C++14	90 / 100	223 ms	24760 KiB

highway

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#include<bits/stdc++.h>
#define MAXN 200007
#include "highway.h"
using namespace std;
int n,m,dep[MAXN],from,to,st,et,parent[MAXN];
bool ok,li[MAXN];
vector< pair<int,int> > v[MAXN],g[MAXN];
vector<int> euler,euler2;
vector<int> w;
void dfs(int x,int p){
    dep[x]=dep[p]+1;
    parent[x]=p;
    for(int i=0;i<v[x].size();i++){
        if(v[x][i].first==p)continue;
        euler.push_back(v[x][i].second);
        dfs(v[x][i].first,x);
    }
}
void dfss(int x,int p){
    for(int i=0;i<v[x].size();i++){
        if(v[x][i].first==p)continue;
 
 
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Compilation message (stderr)

highway.cpp: In function 'void dfs(int, int)':
highway.cpp:20:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 |     for(int i=0;i<v[x].size();i++){
      |                 ~^~~~~~~~~~~~
highway.cpp: In function 'void dfss(int, int)':
highway.cpp:29:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   29 |     for(int i=0;i<v[x].size();i++){
      |                 ~^~~~~~~~~~~~
highway.cpp: In function 'void bfs(int)':
highway.cpp:40:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   40 |     for(int i=0;i<g[x].size();i++){
      |                 ~^~~~~~~~~~~~
highway.cpp: In function 'long long int check(int)':
highway.cpp:65:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   65 |         for(int i=0;i<g[y].size();i++){
      |                     ~^~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 7 / 7
• Subtask 3: 6 / 6
• Subtask 4: 33 / 33
• Subtask 5: 18 / 18
• Subtask 6: 21 / 31