#include <bits/stdc++.h>
#define ll int
#define pb push_back
#define f first
#define s second
using namespace std;
vector <ll> gr[1005];
vector <pair <ll, ll>> bfs(ll xx)
{
ll cnt = 0;
vector <pair <ll, ll>> ret;
queue <ll> q;
unordered_map <ll, bool> vis;
q.push(xx);
ret.pb({xx, 0});
vis[xx] = true;
while (q.size())
{
ll x = q.front();
q.pop();
vis[x] = true;
cnt++;
for (auto v : gr[x])
{
if (!vis[v])
{
q.push(v);
ret.pb({v, cnt});
}
}
}
return ret;
}
ll encode_bit(ll b)
{
return b;
}
void encode(ll n, ll h, ll p, ll a[], ll b[])
{
for (ll i = 0; i < p; i++)
{
gr[a[i]].pb(b[i]);
gr[b[i]].pb(a[i]);
}
for (ll i = 0; i < h; i++)
{
vector <pair <ll, ll>> vec = bfs(i);
sort(vec.begin(), vec.end());
for (auto v : vec)
{
for (ll b = 0; b < 10; b++)
{
encode_bit((1 << b) & v.s);
}
}
}
}
#include <bits/stdc++.h>
#define ll int
#define pb push_back
#define f first
#define s second
using namespace std;
ll decode_bit()
{
return;
}
ll hops(ll h, ll c, ll d)
{
return d;
}
void decode(ll n, ll h)
{
for (ll i = 0; i < h; i++)
{
for (ll j = 0; j < n; j++)
{
ll d = 0;
ll b = decode_bit();
d += (1 << b);
hops(i, j, d);
}
}
}
Compilation message
/usr/bin/ld: /tmp/ccMJNc7H.o: in function `encode_bit(int)':
encoder.cpp:(.text+0x500): multiple definition of `encode_bit(int)'; /tmp/cc4bTEsK.o:grader_encoder.c:(.text+0x40): first defined here
collect2: error: ld returned 1 exit status
decoder.cpp: In function 'int decode_bit()':
decoder.cpp:11:5: error: return-statement with no value, in function returning 'int' [-fpermissive]
11 | return;
| ^~~~~~
