Submission #254922

#	Time	Username	Problem	Language	Result	Execution time	Memory
254922		niyu	Combo (IOI18_combo)	C++14	Compilation error	0 ms	0 KiB

combo

using namespace std;
#include "combo.h"

char c[] = {'A', 'B', 'X', 'Y'};
char s[3];
string ret;

string guess_sequence(int N) {
  if (press("AB")) {
    if (press("A")) {
      ret = "A";
      s = {"B", "X", "Y"};
    }
    else {
      ret = "B";
      s = {"A", "X", "Y"};
    }
  }
  else {
    if (press("X")) {
      ret = "X";
      s = {"A", "B", "Y"};
    }
    else {
      ret = "Y";
      s = {"A", "B", "X"};
    }
  }
  for (int i = 0; i < N - 2; i++) {
    ret += s[press(ret + s[2] + s[0] + ret + s[2] + s[1] + ret + s[2] + s[2] + ret + s[1]) - ret.size()];
  }
  if (press(ret + s[0]) == N) return (ret + s[0]);
  if (press(ret + s[1]) == N) return (ret + s[1]);
  return (ret + s[2]);
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:12:9: error: assigning to an array from an initializer list
   12 |       s = {"B", "X", "Y"};
      |       ~~^~~~~~~~~~~~~~~~~
combo.cpp:16:9: error: assigning to an array from an initializer list
   16 |       s = {"A", "X", "Y"};
      |       ~~^~~~~~~~~~~~~~~~~
combo.cpp:22:9: error: assigning to an array from an initializer list
   22 |       s = {"A", "B", "Y"};
      |       ~~^~~~~~~~~~~~~~~~~
combo.cpp:26:9: error: assigning to an array from an initializer list
   26 |       s = {"A", "B", "X"};
      |       ~~^~~~~~~~~~~~~~~~~