제출 #737762

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
737762		nicolaev	콤보 (IOI18_combo)	C++14	컴파일 에러	0 ms	0 KiB

combo

#include <bits/stdc++.h>
using namespace std;
#define mod                1000000007
#define ll                 long long 
#define all(v)             v.begin(), v.end()
#define fr(n)              for(ll i=0;i<n;++i)
#define ctz(x)             __builtin_ctzll(x)
#define clz(x)             __builtin_clzll(x)
#define pcount(x)          __builtin_popcountll(x)
const int dx[] = {-1, 0, 1, 0};
const int dy[] = {0, 1, 0, -1};
// #define cin fin
// #define cout fout
// ifstream fin
// ofstream fout
//const ll maxn = 3e5 + 5;
//int f[maxn],nf[maxn],inv[maxn];
//const int M=998244353;
//void init(){
//inv[1]=1; for (int i=2;i<maxn;i++) inv[i]=M-1ll*(M/i)*inv[M%i]%M;
//f[0]=nf[0]=1; for (int i=1;i<maxn;i++) f[i]=1ll*f[i-1]*i%M,nf[i]=1ll*nf[i-1]*inv[i]%M;
//}
//int C(int x,int y){return 1ll*f[x]*nf[y]%M*nf[x-y]%M;}

string guess_sequence(int N);

int press(string p);
void solve(){
    ll n;cin>>n;
    string fs="";
    vector<string> v(n);
    v.push_back("A");
    v.push_back("B");
    v.push_back("X");
    v.push_back("Y");
    for(int i=0; i<4; i++){
        int temp=press(v[i]);
        if(temp){
            fs+=v[i];
            v.erase(v.begin()+i);
            break;
        }
    }
    ll cnt=2;
    for(int i=0;i<n-1; i++){
        for(int j=0; j<3; j++){
            int temp=press(fs+v[i]);
            if(temp==cnt){
                fs+=v[i];
                cnt++;
                break;
            }
        }
    }
    cout<<guess_sequence(fs);
}


int main(){
//    ios_base::sync_with_stdio(false); cin.tie(NULL);
//    ll t;cin>>t;while(t--){solve();cout<<endl;}
    solve();
}

컴파일 시 표준 에러 (stderr) 메시지

combo.cpp: In function 'void solve()':
combo.cpp:55:26: error: cannot convert 'std::string' {aka 'std::__cxx11::basic_string<char>'} to 'int'
   55 |     cout<<guess_sequence(fs);
      |                          ^~
      |                          |
      |                          std::string {aka std::__cxx11::basic_string<char>}
combo.cpp:25:27: note:   initializing argument 1 of 'std::string guess_sequence(int)'
   25 | string guess_sequence(int N);
      |                       ~~~~^