Submission #328648

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
328648	2020-11-17 13:04:30	MatheusLealV	Factories (JOI14_factories)	C++17	100 / 100	7261 ms	190372 KiB

factories

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#include "factories.h"
#include <bits/stdc++.h>
#define f first
#define s second
#define N 500020
#define pb push_back
#define logn 20
#define all(x) begin(x), end(x)
#define sz(x) (int)(x).size()
#define rep(i, a, b) for(int i = a; i < (b); ++i)
typedef long long ll;
using namespace std;
typedef pair<ll, ll> pii;
typedef vector<int> vi;
vector<pii> grafo[N];
int n, q, in[N];
struct edge{  
  int a, b;
  ll c;
};
struct binarylift{
  int anc[N][logn], deep[N], cnt;
  ll distt[N];
  void dfs(int x, int p){
    in[x] = ++cnt;
    anc[x][0] = p;
    deep[x] = deep[p] + 1;
 
 
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Compilation message (stderr)

factories.cpp: In member function 'int binarylift::lca(int, int)':
factories.cpp:45:20: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
   45 |       if(anc[u][i] != -1 & anc[u][i] != anc[v][i]){
      |          ~~~~~~~~~~^~~~~

• Subtask 1: 15 / 15
• Subtask 2: 18 / 18
• Subtask 3: 67 / 67