Submission #594273

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
594273	2022-07-12 10:09:26	Soumya1	Mechanical Doll (IOI18_doll)	C++17	100 / 100	132 ms	23060 KiB

doll

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#include "doll.h"
#include <bits/stdc++.h>
#ifdef __LOCAL__
  #include <debug_local.h>
#endif
using namespace std;
const int mxN = 1e6 + 5;
int l[mxN], r[mxN], name[mxN];
int X[mxN], Y[mxN], state[mxN];
int cur = 1, take;
vector<int> ord;
void build(int x, int lx, int rx) {
  if (lx == rx) return;
  l[x] = 2 * x;
  r[x] = 2 * x + 1;
  int mx = (lx + rx) >> 1;
  build(2 * x, lx, mx);
  build(2 * x + 1, mx + 1, rx);
}
int compress(int x) {
  if (!l[x]) {
    take--;
    return 1e9;
  }
  int rr = compress(r[x]);
  int ll = -1;
  if (take) ll = compress(l[x]);
  name[x] = cur++;
  X[name[x]] = ll, Y[name[x]] = rr;
  return name[x];
 
 
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Compilation message (stderr)

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:53:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   53 |   for (int i = 0; i + 1 < A.size(); i++) {
      |                   ~~~~~~^~~~~~~~~~
doll.cpp:65:21: warning: comparison of integer expressions of different signedness: 'std::vector<int>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   65 |   while (ord.size() < need) {
      |          ~~~~~~~~~~~^~~~~~
doll.cpp:73:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   73 |   for (int i = 0; i < ord.size(); i++) {
      |                   ~~^~~~~~~~~~~~
doll.cpp:74:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   74 |     if (i + 1 < A.size() - 1) {
      |         ~~~~~~^~~~~~~~~~~~~~
doll.cpp:77:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   77 |     } else if (i + 1 < ord.size()) {
      |                ~~~~~~^~~~~~~~~~~~
doll.cpp:84:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   84 |   for (int i = 1; i < c.size(); i++) c[i] = -name[1];
      |                   ~~^~~~~~~~~~

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