Submission #1317396

#	Time	Username	Problem	Language	Result	Execution time	Memory
1317396		brianabcr	Easter Eggs (info1cup17_eastereggs)	C++20	Compilation error	0 ms	0 KiB

eastereggs

#include <bits/stdc++.h>
#include "grader.h"

using namespace std;

vector <int> g[520];

int v[520], lvl[520];

void dfs (int nod, int t = 0, int depth)
{
    lvl[nod] = depth;
    for (auto it : g[nod])
    {
        if (it != t)
            dfs (it, nod, depth + 1);
    }
}

bool cmp (int a, int b)
{
    return lvl[a] < lvl[b];
}

int findEgg (int n, vector < pair < int, int > > bridges)
{
    for (int i = 0; i < bridges.size(); i++)
    {
        int x = bridges[i].first;
        int y = bridges[i].second;
        g[x].push_back (y);
        g[y].push_back (x);
    }
    int k = 0;
    for (int i = 1; i <= n; i++)
        v[++k] = i;
    dfs(1, 0, 1);
    sort(v+1, v + n + 1, cmp);
    int st = 1, dr = n;
    while (st <= dr)
    {
        int mij = (st + dr) / 2;
        vector <int> q;
        for (int i = 1; i <= mij; i++)
            q.push_back(v[i]);
        int x = query(q);
        if (x)
            dr = mij;
        else
            st = mij + 1;
    }
    return st;
}

Compilation message (stderr)

eastereggs.cpp:10:35: error: default argument missing for parameter 3 of 'void dfs(int, int, int)'
   10 | void dfs (int nod, int t = 0, int depth)
      |                               ~~~~^~~~~
eastereggs.cpp:10:24: note: ...following parameter 2 which has a default argument
   10 | void dfs (int nod, int t = 0, int depth)
      |                    ~~~~^~~~~