Submission #961857

#	Time	Username	Problem	Language	Result	Execution time	Memory
961857		Sharky	Stray Cat (JOI20_stray)	C++17	Compilation error	0 ms	0 KiB

Anthony

#include "Anthony.h"
#include <bits/stdc++.h>
using namespace std;

namespace ivan {
    const int INF = 1e9;
    vector<vector<pair<int, int>>> adj;
    vector<int> dist, c;
    vector<pair<int, int>> e;
    queue<int> q;
    vector<bool> vis;
};

using namespace ivan;

vector<int> Mark(int n, int m, int a, int b,
                      vector<int> u, vector<int> v) {
    vector<int> x(m);
    adj.resize(n);
    c.resize(m);
    dist.assign(n, INF);
    vis.assign(n, 0);
    for (int i = 0; i < m; i++) {
        adj[u[i]].push_back({v[i], i});
        adj[v[i]].push_back({u[i], i});
        e.push_back({u[i], v[i]});
    }
    dist[0] = 0;
    q.push(0);
    while (!q.empty()) {
        int u = q.front();
        q.pop();
        for (auto& [v, id] : adj[u]) {
            if (dist[v] > dist[u] + 1) {
                dist[v] = dist[u] + 1;
                q.push(v);
            }
        }
    }
    for (int i = 0; i < e.size(); i++) c[i] = min(dist[e[i].fi], dist[e[i].se]) % 3;
    return c;
}

Catherine

Compilation message (stderr)

Anthony.cpp: In function 'std::vector<int> Mark(int, int, int, int, std::vector<int>, std::vector<int>)':
Anthony.cpp:40:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   40 |     for (int i = 0; i < e.size(); i++) c[i] = min(dist[e[i].fi], dist[e[i].se]) % 3;
      |                     ~~^~~~~~~~~~
Anthony.cpp:40:61: error: '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, int> >, std::pair<int, int> >::value_type' {aka 'struct std::pair<int, int>'} has no member named 'fi'
   40 |     for (int i = 0; i < e.size(); i++) c[i] = min(dist[e[i].fi], dist[e[i].se]) % 3;
      |                                                             ^~
Anthony.cpp:40:76: error: '__gnu_cxx::__alloc_traits<std::allocator<std::pair<int, int> >, std::pair<int, int> >::value_type' {aka 'struct std::pair<int, int>'} has no member named 'se'
   40 |     for (int i = 0; i < e.size(); i++) c[i] = min(dist[e[i].fi], dist[e[i].se]) % 3;
      |                                                                            ^~

/usr/bin/ld: /tmp/ccXDRzqg.o: in function `main':
grader_catherine.cpp:(.text.startup+0x41c): undefined reference to `Init(int, int)'
/usr/bin/ld: grader_catherine.cpp:(.text.startup+0xcfa): undefined reference to `Move(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status