Submission #216627

#	Time	Username	Problem	Language	Result	Execution time	Memory
216627		achvanov	Combo (IOI18_combo)	C++17	10 / 100	111 ms	584 KiB

combo

#include <bits/stdc++.h>
#include <combo.h>

using namespace std;

char c[] = {'A', 'B', 'X', 'Y'};

string guess_sequence(int n) {
  string res = "";
  for (int i = 0; i < n; ++i) {
    for (int j = 0; j < 4; ++j) {
      if (press(res + c[j]) > res.size()) {
        res += c[j];
        break;
      }
    }
  }
  return res;
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:12:29: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   12 |       if (press(res + c[j]) > res.size()) {
      |           ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 5 / 95