Submission #296907

#	Time	Username	Problem	Language	Result	Execution time	Memory
296907		ASDF123	Wiring (IOI17_wiring)	C++17	Compilation error	0 ms	0 KiB

wiring

#include "wiring.h"
#include "grader.cpp"
#include <bits/stdc++.h>
#define szof(s) (int)s.size()
#define pii pair<int, int>
#define ll long long
#define fr first
#define sc second
using namespace std;

const int N = (int)2e5 + 5;
vector <int> g[N];
bool used[N];

struct Edge {
  int u, v, len;
  Edge(int u_, int v_, int len_) {
    u = u_, v = v_, len = len_;
  }
  Edge () {
    
  }
};

bool operator < (const Edge &a, const Edge &b) {
  return a.len < b.len;
}

long long min_total_length(vector<int> r, vector<int> b) {
  vector <Edge> edges;
  for (int i = 0; i < szof(r); i++) {
    for (int j = 0; j < szof(b); j++) {
      int u = i + 1;
      int v = szof(r) + j + 1;
      edges.push_back(Edge(u, v, abs(r[i] - b[j])));
    }
  }
  sort(edges.begin(), edges.end());
  ll ans = 0;
  for (Edge el : edges) {
    if (!used[el.u] || !used[el.v]) {
      used[el.u] = used[el.v] = 1;
      ans += el.len;
    }
  }
  return ans;
}

Compilation message (stderr)

/tmp/ccghCbLE.o: In function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/cckjY1p1.o:wiring.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status