Submission #305485

#	Time	Username	Problem	Language	Result	Execution time	Memory
305485		amunduzbaev	Combo (IOI18_combo)	C++14	Compilation error	0 ms	0 KiB

combo

#include "combo.h"
#include <bits/stdc++.h>
using namespace std;
string guess_sequence(int n) {
  string p = "";
  string s="ABXY";
  char nuse;
  for(int i=0;i<4;i++){
  	if(press(s[i])==1){
  		p+=s[i];
  		nuse=s[i];
  		break;
	  }
  }
  
  s.erase(s.find(nuse),1);
  for(int i=2;i<=n;i++){
  	for(int j=0;j<3;j++){
  		if(press((p+s[i]))==i){
  			p+=s[i];
  			break;
		  }
	  }
  }
  
  return p;
  return S;
}

Compilation message (stderr)

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:9:17: error: could not convert 's.std::__cxx11::basic_string<char>::operator[](((std::__cxx11::basic_string<char>::size_type)i))' from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to 'std::string' {aka 'std::__cxx11::basic_string<char>'}
    9 |    if(press(s[i])==1){
      |                 ^
      |                 |
      |                 __gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type {aka char}
combo.cpp:27:10: error: 'S' was not declared in this scope
   27 |   return S;
      |          ^