Submission #1142013

#	Time	Username	Problem	Language	Result	Execution time	Memory
1142013		ad_oux	Combo (IOI18_combo)	C++20	Compilation error	0 ms	0 KiB

combo

#include <bits/stdc++.h>
#define ll  long long
using namespace std;

#include "combo.h"



std::string guess_sequence(int N) {
if (N==3){

std::string p = "";

int doubled{-1};

std::string conseq = "";
std::string S = "";


  if (press("A")==0){conseq+="BXY";}
  else if (press("B")==0){conseq+="AXY";}
  else if (press("X")==0){conseq+="ABY";}
  else if (press("Y")==0){conseq+="ABX";}
  
  for(int i = 0 ; i < 3 ; i++){
  if (press(conseq[i]+conseq[i])==2){doubled = i ;break ;}
  }
  
  if (doubled == -1){
  for(int i = 0 ; i < 3 ; i++){
  if ( press(conseq[i]+conseq[(i+1)%3]+conseq[(i+2)%3])==3){S += conseq[i]+conseq[(i+1)%3]+conseq[(i+2)%3];break ;}
  }
  }
  else {
  for(int i = 0 ; i < 3 ; i++){
  if (i!= doubled && press(conseq[i]+conseq[doubled]+conseq[doubled])==3){S += conseq[i]+conseq[doubled]+conseq[doubled];break ;}
  }
  }
  
  return S;
}

else {
return "HeLLO THERE" ;
}
  
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:26:22: error: could not convert '(((int)conseq.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)i))) + ((int)conseq.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)i))))' from 'int' to 'std::string' {aka 'std::__cxx11::basic_string<char>'}
   26 |   if (press(conseq[i]+conseq[i])==2){doubled = i ;break ;}
combo.cpp:31:39: error: could not convert '((((int)conseq.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)i))) + ((int)conseq.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)((i + 1) % 3))))) + ((int)conseq.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)((i + 2) % 3)))))' from 'int' to 'std::string' {aka 'std::__cxx11::basic_string<char>'}
   31 |   if ( press(conseq[i]+conseq[(i+1)%3]+conseq[(i+2)%3])==3){S += conseq[i]+conseq[(i+1)%3]+conseq[(i+2)%3];break ;}
combo.cpp:36:53: error: could not convert '((((int)conseq.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)i))) + ((int)conseq.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)doubled)))) + ((int)conseq.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)doubled))))' from 'int' to 'std::string' {aka 'std::__cxx11::basic_string<char>'}
   36 |   if (i!= doubled && press(conseq[i]+conseq[doubled]+conseq[doubled])==3){S += conseq[i]+conseq[doubled]+conseq[doubled];break ;}