Submission #656086

#	Time	Username	Problem	Language	Result	Execution time	Memory
656086		Kahou	Bitaro’s Party (JOI18_bitaro)	C++14	Compilation error	0 ms	0 KiB

bitaro

#include<bits/stdc++.h>
using namespace std;
#define F first
#define S second
#define endl '\n'
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;

const int N = 1e5 + 50;
int n, m, q, adj[N], d[N], dp[N];
int T, Y;

void solve() {
        cin >> n >> m >> q;
        for (int i = 1; i <= m; i++) {
                int u, v;
                cin >> u >> v;
                adj[u].push_back(v);
        }
        cin >> T >> Y;
        for (int i = 1; i <= Y; i++) {
                int C;
                cin >> C;
                dp[C] = -1e9;
        }

        for (int u = 1; u <= n; u++) {
                for (int v:adj[u]) {
                        dp[v] = max(dp[v], dp[u]+1);
                }
        }
        cout << dp[T] << endl;
}

int main() {
        ios::sync_with_stdio(0), cin.tie(0), cout.tie(0);
        solve();
        return 0;
}

Compilation message (stderr)

bitaro.cpp: In function 'void solve()':
bitaro.cpp:19:24: error: request for member 'push_back' in 'adj[u]', which is of non-class type 'int'
   19 |                 adj[u].push_back(v);
      |                        ^~~~~~~~~
bitaro.cpp:29:33: error: 'begin' was not declared in this scope; did you mean 'std::begin'?
   29 |                 for (int v:adj[u]) {
      |                                 ^
      |                                 std::begin
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from bitaro.cpp:1:
/usr/include/c++/10/valarray:1224:5: note: 'std::begin' declared here
 1224 |     begin(const valarray<_Tp>& __va)
      |     ^~~~~
bitaro.cpp:29:33: error: 'end' was not declared in this scope; did you mean 'std::end'?
   29 |                 for (int v:adj[u]) {
      |                                 ^
      |                                 std::end
In file included from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:95,
                 from bitaro.cpp:1:
/usr/include/c++/10/valarray:1244:5: note: 'std::end' declared here
 1244 |     end(const valarray<_Tp>& __va)
      |     ^~~