Submission #1064008

#	Time	Username	Problem	Language	Result	Execution time	Memory
1064008		Ignut	Toy Train (IOI17_train)	C++17	Compilation error	0 ms	0 KiB

train

// Ignut

#include <bits/stdc++.h>

using namespace std;
using ll = long long;

const int N = 5555;
int n, m;

vector<int> a, r;

vector<int> g[N];

bool ans = false;

int used[N];

int cntR[N];

int currR = 0;

void dfs(int v) {
    used[v] = 1;
    cntR[v] = currR;
    currR += r[v];
    for (int to : g[v]) {
        if (used[to] == 1) {
            if (cntR[to] != currR) ans = true;
        }
        else if (used[to] == 0) {
            dfs(to);
        }
    }
    used[v] = 2;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccoGnbCJ.o: in function `main':
grader.cpp:(.text.startup+0x29f): undefined reference to `who_wins(std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status