제출 #1162425

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
1162425	2025-03-06 07:34:13	tw20000807	도로 폐쇄 (APIO21_roads)	C++20	컴파일 에러	0 ms	0 KiB

roads

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#include "roads.h"
#include<bits/stdc++.h>
using namespace std;
vector<long long> minimum_closure_costs(int n, vector<int> u,  vector<int> v, vector<int> w){
    #define all(v) v.begin(), v.end()
    #define int long long
    #define pii pair<int, int>
    #define X first
    #define Y second
    #define SZ(s) ((int)s.size())
    vector< vector< pii > > g(n);
    vector< int > ans(n);
    for(int i = 0; i < n - 1; ++i){
        g[u[i]].push_back({v[i], w[i]});
        g[v[i]].push_back({u[i], w[i]});
        ans[0] += w[i];
    }
    for(int k = 1; k < n; ++k){
        vector< array<int, 2> > dp(n);
        auto dfs = [&](auto dfs, int cur, int par, int d = 0) -> void {
            int base = 0;
            vector< int > t;
            for(auto &[k, w] : g[cur]) if(k != par) {
                dfs(dfs, k, cur, w);
                base += dp[k][0];
                t.push_back(dp[k][1] - dp[k][0]);
            }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

roads.cpp: In lambda function:
roads.cpp:32:50: error: expected ';' before ')' token
   32 |             for(int i = 0; i < SZ(g[cur]) - 1 - k); ++i){
      |                                                  ^
      |                                                  ;
roads.cpp:32:55: error: 'i' was not declared in this scope
   32 |             for(int i = 0; i < SZ(g[cur]) - 1 - k); ++i){
      |                                                       ^