제출 #903895

#제출 시각UTC-0아이디문제언어결과실행 시간메모리
9038952024-01-11 13:32:26zhasyn콤보 (IOI18_combo)C++17
컴파일 에러
0 ms0 KiB
#include "combo.h"
#include <bits/stdc++.h>
#define pb push_back
#define pf push_front
using namespace std;
#define F first
#define S second
typedef long long ll;
#define pii pair <int, int>
#define pll pair <ll, ll>
typedef long double ld;
const ll N = 2 * 1e5 + 10, len = 316;
const ll mod = 1e9 + 7;
ll um(ll a, ll b){
return ((1LL * a * b) % mod + mod) % mod;
}
ll subr(ll a, ll b){
return ((1LL * a - b) % mod + mod) % mod;
}
string ans = "";
string guess_sequence(int n){
string s = "ABXY";
int fir;
if(press("AB") >= 1){
if(press("A") == 1) fir = 0;
else fir = 1;
} else{
if(press("X") == 1) fir = 2;
else fir = 3;
 
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컴파일 시 표준 에러 (stderr) 메시지

combo.cpp: In function 'std::string guess_sequence(int)':
combo.cpp:32:20: error: conversion from '__gnu_cxx::__alloc_traits<std::allocator<char>, char>::value_type' {aka 'char'} to non-scalar type 'std::string' {aka 'std::__cxx11::basic_string<char>'} requested
   32 |  string ans = s[fir];
      |                    ^