Submission #532246

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
532246	2022-03-02 14:50:44	Leonardo_Paes	Colors (RMI18_colors)	C++17	100 / 100	595 ms	69204 KiB

colors

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#include<bits/stdc++.h>
using namespace std;
typedef pair<int,int> pii;
#define f first
#define s second
const int maxn = 1e5 + 5e4 + 10;
int n, m, a[maxn], b[maxn];
vector<int> sexo[maxn], q[maxn];
bool ans;
struct edge{
  int l, r, u, v;
  edge():l(0), r(0), u(0), v(0){}
  edge(int l, int r, int u, int v):l(l), r(r), u(u), v(v){}
};
class DSU{
private:
  int pai[maxn], sz[maxn];
  bool ok[maxn];
  stack<pii> s;
public:
  void init(int n){ for(int i=1; i<=n; i++) pai[i] = i, sz[i] = 1; }
  int find(int x){ return pai[x] == x ? x : find(pai[x]); }
  void join(int a, int b){
    a = find(a), b = find(b);
    if(a == b){
      s.push({0, 0});
      return;
 
 
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Compilation message (stderr)

colors.cpp: In member function 'void SEG::solve(int, int, int)':
colors.cpp:72:11: warning: variable 'p' set but not used [-Wunused-but-set-variable]
   72 |   for(pii p : tree[node]) dsu.rollback();
      |           ^

• Subtask 1: 15 / 15
• Subtask 2: 7 / 7
• Subtask 3: 8 / 8
• Subtask 4: 15 / 15
• Subtask 5: 7 / 7
• Subtask 6: 16 / 16
• Subtask 7: 10 / 10
• Subtask 8: 22 / 22