Submission #1108064

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1108064	2024-11-02 16:14:31	abczz	Minerals (JOI19_minerals)	C++17	Compilation error	0 ms	0 KiB

minerals

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#include "minerals.h"
#include <iostream>
#include <vector>
#include <random>
#define ll long long 
using namespace std;
vector <ll> X, Y;
bool B[100000];
vector <ll> st[400000];
ll sz, z;
random_device rd;
ll query(ll u) {
  B[u] ^= 1;
  return Query(u);
}
mt19937 mt(rd());
void solve(ll id, ll l, ll r) {
  if (l == r) {
    Answer(X[l], st[id][0]);
    return;
  }
  ll mid = (l+r)/2, a = 0, b = 0;
  shuffle(st[id].begin(), st[id].end(), mt);
  for (auto u : st[id]) {
    if (a == mid-l+1) {
      st[id*2+1].push_back(u);
      continue;
    }
 
 
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Compilation message (stderr)

minerals.cpp: In function 'void solve(long long int, long long int, long long int)':
minerals.cpp:25:3: error: 'shuffle' was not declared in this scope
   25 |   shuffle(st[id].begin(), st[id].end(), mt);
      |   ^~~~~~~
minerals.cpp:54:3: error: 'sort' was not declared in this scope; did you mean 'qsort'?
   54 |   sort(st[id*2+1].begin(), st[id*2+1].end(), [](auto a, auto b) {
      |   ^~~~
      |   qsort
minerals.cpp: In function 'void Solve(int)':
minerals.cpp:78:3: error: 'shuffle' was not declared in this scope
   78 |   shuffle(X.begin(), X.end(), mt);
      |   ^~~~~~~