Submission #1167232

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1167232	2025-03-15 15:47:09	InvMOD	Dreaming (IOI13_dreaming)	C++20	Compilation error	0 ms	0 KiB

dreaming

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#include<bits/stdc++.h>
#define name "InvMOD"
#ifndef name
    #include "dreaming.h"
#endif // name
using namespace std;
#define sz(v) (int)(v).size()
#define all(v) (v).begin(), (v).end()
#define dbg(x) "[" << #x " = " << (x) << "]"
template<typename T> bool ckmx(T& a, const T& b){
    if(a < b)
        return a = b, true;
    return false;
}
int travelTime(int n, int m, int L, int A[], int B[], int T[]){
    vector<vector<int>> adj(n, vector<int>());
    for(int i = 0; i < m; i++){
        adj[A[i]].push_back(i);
        adj[B[i]].push_back(i);
    }
    vector<int> d(n, -1), Mx(n, 0);
    function<void(int,int)> preDFS = [&](int x, int p) -> void{
        d[x] = 0;
 
 
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Compilation message (stderr)

dreaming.cpp: In function 'int32_t main()':
dreaming.cpp:86:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   86 |         freopen(name".INP", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
dreaming.cpp:87:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   87 |         freopen(name".OUT", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
/usr/bin/ld: /tmp/ccmJfotg.o: in function `main':
grader.c:(.text.startup+0x0): multiple definition of `main'; /tmp/ccWTzhSI.o:dreaming.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccmJfotg.o: in function `main':
grader.c:(.text.startup+0xc4): undefined reference to `travelTime'
collect2: error: ld returned 1 exit status