Submission #430648

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
430648	2021-06-16 18:00:51	muhammad_hokimiyon	Dreaming (IOI13_dreaming)	C++14	Compilation error	0 ms	0 KiB

dreaming

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#include "dreaming.h"
#include <bits/stdc++.h>
using namespace std;
const int maxN = 1e5 + 7;
int val,ve;
bool used[maxN];
vector<pair<int, int>> v[maxN];
void dfs(int x, int p, int sum)
{
        used[x] = true;
        if(sum >= val){
                val = sum;
                ve = x;
        }
        for(auto y : v[x]){
                if(y.first != p){
                        dfs(y.first, x, sum + y.second);
                }
        }
}
int travelTime(int N, int M, int L, vector<int> A, vector<int> B, vector<int> T)
{
        for(int i = 0; i < M; i++){
                v[A[i]].push_back({B[i], T[i]});
                v[B[i]].push_back({A[i], T[i]});
 
 
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Compilation message (stderr)

dreaming.cpp: In function 'int travelTime(int, int, int, std::vector<int>, std::vector<int>, std::vector<int>)':
dreaming.cpp:43:29: warning: unused variable 'di' [-Wunused-variable]
   43 |                         int di = val;
      |                             ^~
/usr/bin/ld: /tmp/ccsiT0Lc.o: in function `main':
grader.c:(.text.startup+0xd1): undefined reference to `travelTime'
collect2: error: ld returned 1 exit status