Submission #534489

#	Time	Username	Problem	Language	Result	Execution time	Memory
534489		almothana05	Combo (IOI18_combo)	C++14	30 / 100	61 ms	304 KiB

combo

#include "combo.h"
using namespace std;
string cmp = "ABXY" , erg = "" ;
int numm  = 0  , nummer = 0;
char buch;
string guess_sequence(int menge) {
  string p = "";
  p = "AB";
  numm = press(p);
  if(numm == 2){
    erg = p;
    buch = 'A';
  }
  else if(numm > 0){
    p = 'A';
    numm = press(p);
    if(numm == 1){
      erg += 'A';
      buch = 'A';
    }
    else{
      erg += 'B';
      buch = 'B';
    }
  }
  else{
    p = 'X';
    numm = press(p);
    if(numm == 1){
      erg += 'X';
      buch = 'X';
    }
    else{
      erg += 'Y';
      buch = 'Y';
    }
  }
  int rechner = 0;
  while(erg.size() < menge){
    rechner = 0;
    for(int i = 0 ; i < cmp.size() ; i++){
      if(cmp[i] != buch){
        erg += cmp[i];
        if(rechner == 2){
          break;
        }
        numm = press(erg);
        rechner++;
        if(numm == erg.size()){
          break;
        }
        erg.pop_back();
      }
    }
  }
  return erg;
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:39:20: warning: comparison of integer expressions of different signedness: 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} and 'int' [-Wsign-compare]
   39 |   while(erg.size() < menge){
      |         ~~~~~~~~~~~^~~~~~~
combo.cpp:41:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   41 |     for(int i = 0 ; i < cmp.size() ; i++){
      |                     ~~^~~~~~~~~~~~
combo.cpp:49:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   49 |         if(numm == erg.size()){
      |            ~~~~~^~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 25 / 95