Submission #1073185

#	Time	Username	Problem	Language	Result	Execution time	Memory
1073185		NeroZein	A Light Inconvenience (CEOI23_light)	C++17	100 / 100	411 ms	708 KiB

light

#include "light.h"
#include <bits/stdc++.h>

using namespace std;

long long tot;
vector<long long> vec;

void prepare(){
  tot = 1;
  vec.push_back(1); 
}

pair<long long, vector<long long>> join(long long p){
  tot += p;
	for (int i = 0; i < (int) vec.size(); ++i) {
    vec[i] += p; 
  }
  vector<long long> new_vec; 
  for (long long x = 1; x <= tot; ) {
    new_vec.push_back(x); 
    if (x == tot) {
      break;
    }
    auto next_one = upper_bound(vec.begin(), vec.end(), 2 * x) - vec.begin();
    if (next_one != (int) vec.size() && vec[next_one] - p <= x * 2) {
      x = x * 2; 
    } else {
      x = vec[next_one - 1]; 
    }
  }
  vec = new_vec;
  vector<long long> ret = vec;
  for (int i = 0; i < (int) ret.size(); ++i) {
    ret[i] = tot - ret[i] + 1;
  }
  reverse(ret.begin(), ret.end()); 
  return {p, ret};
}

pair<long long, vector<long long>> leave(long long p){
  tot -= p;
  for (int i = 0; i < (int) vec.size(); ++i) {
    vec[i] -= p; 
  }
  vector<long long> new_vec; 
  for (long long x = 1; x <= tot; ) {
    new_vec.push_back(x); 
    if (x == tot) {
      break;
    }
    auto next_one = upper_bound(vec.begin(), vec.end(), 2 * x) - vec.begin();
    if (next_one != (int) vec.size() && vec[next_one] - p <= x * 2) {
      x = x * 2; 
    } else {
      x = vec[next_one - 1]; 
    }
  }
  vec = new_vec;
  vector<long long> ret = vec;
  for (int i = 0; i < (int) ret.size(); ++i) {
    ret[i] = tot - ret[i] + 1;
  }
  reverse(ret.begin(), ret.end()); 
  return {p, ret};
}

• Subtask 0: 0 / 0
• Subtask 1: 5 / 5
• Subtask 2: 5 / 5
• Subtask 3: 10 / 10
• Subtask 4: 5 / 5
• Subtask 5: 10 / 10
• Subtask 6: 5 / 5
• Subtask 7: 60 / 60