Submission #1027049

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1027049	2024-07-18 19:28:03	flappybird	Telegraph (JOI16_telegraph)	C++17	100 / 100	38 ms	41112 KiB

telegraph

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#include <bits/stdc++.h>
#include <cassert>
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize("unroll-loops")
#pragma GCC target("avx,avx2,fma")
using namespace std;
typedef long long ll;
typedef pair<ll, ll> pll;
typedef pair<int, int> pii;
#define MAX 1010101
#define MAXQ 101010
#define INF 1'000'000'100
#define bb ' '
#define ln '\n'
#define Ln '\n'
#define MOD 1000000007
#define TC 1
int vis[MAX];
int A[MAX], C[MAX];
ll dp[2][MAX];
vector<int> adj[MAX];
int chk[MAX];
void dfs(int x) {
  vis[x] = 1;
  int mx = 0;
  for (auto v : adj[x]) if (!chk[v]) {
    dfs(v);
    dp[0][x] += dp[1][v];
    mx = max(mx, C[v]);
 
 
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Compilation message (stderr)

telegraph.cpp: In function 'int main()':
telegraph.cpp:65:18: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   65 |   if (cyc.size() == N) {
      |       ~~~~~~~~~~~^~~~

• Subtask 1: 10 / 10
• Subtask 2: 30 / 30
• Subtask 3: 30 / 30
• Subtask 4: 30 / 30