Submission #78782

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
78782	2018-10-08 17:56:03	tincamatei	Mechanical Doll (IOI18_doll)	C++14	100 / 100	120 ms	11844 KiB

doll

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#include <bits/stdc++.h>
#include "doll.h"
using namespace std;
int lastid;
vector<int> X, Y;
vector<pair<int, pair<bool, int> > > poz;
int dfs(int depth, int N, int p, bool branch, int papa, int bit = 0) {
  if(depth >= 0) {
    int id = -((int)X.size()) - 1;
    X.push_back(0);
    Y.push_back(0);
    if((1 << depth) > N) {
      X[-id - 1] = -1;
      int r1 = dfs(depth - 1, N, p | (1 << bit), 1, id, bit + 1);
      Y[-id - 1] = r1;
    } else {
      int r1 = dfs(depth - 1, (1 << depth), p, 0, id, bit + 1);
      int r2 = dfs(depth - 1, N ^ (1 << depth), p | (1 << bit), 1, id, bit + 1);
      X[-id - 1] = r1;
      Y[-id - 1] = r2;
    }
    return id;
  } else {
    if((1 << bit) - 1 == p) {
      return 0;
    }
 
 
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Compilation message (stderr)

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:54:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<bool, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   54 |  for(int i = 0; i < poz.size(); ++i) {
      |                 ~~^~~~~~~~~~~~

• Subtask 1: 2 / 2
• Subtask 2: 4 / 4
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 18 / 18
• Subtask 6: 56 / 56