제출 #498238

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
498238		Kipras	Cheap flights (LMIO18_pigus_skrydziai)	C++14	컴파일 에러	0 ms	0 KiB

pigus_skrydziai

#include <bits/stdc++.h>

typedef long long ll;
using namespace std;

const int maxN = 1e5*3+1;

int n, m;
vector<int> adj[maxN];
int val[maxN][maxN];

int main()
{

    ios_base::sync_with_stdio(0);cin.tie(nullptr);

    for(int i = 0; i < maxN; i++)for(int x = 0; x < maxN; x++)val[i][x]=-1;

    cin>>n>>m;
    for(int i = 0; i < m; i++){
        int a, b, c;
        cin>>a>>b>>c;
        adj[a].push_back(b);
        adj[b].push_back(a);
        val[a][b]=c;
        val[b][a]=c;
    }

    ll ans=0;

    for(int i = 1; i <= n; i++){
        ll temp=0;
        for(auto x : adj[i]){
            temp+=val[i][x];
        }
        ans=max(ans, temp);
    }

    for(int i = 1; i <= n; i++){
        for(int x = 0; x < adj[i].size()-1; x++){
            ll temp=0;
            if(val[adj[i][x]][adj[i][x+1]]!=-1){
                temp=val[adj[i][x]][adj[i][x+1]+val[i][adj[i][x]]+val[i][adj[i][x+1]];
            }else continue;
            ans=max(ans, temp);
        }
    }

    cout<<ans;

    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

pigus_skrydziai.cpp: In function 'int main()':
pigus_skrydziai.cpp:40:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   40 |         for(int x = 0; x < adj[i].size()-1; x++){
      |                        ~~^~~~~~~~~~~~~~~~~
pigus_skrydziai.cpp:43:86: error: expected ']' before ';' token
   43 |                 temp=val[adj[i][x]][adj[i][x+1]+val[i][adj[i][x]]+val[i][adj[i][x+1]];
      |                                                                                      ^
      |                                                                                      ]