Submission #440282

#	Time	Username	Problem	Language	Result	Execution time	Memory
440282		julian33	Combo (IOI18_combo)	C++14	Compilation error	0 ms	0 KiB

combo

#include <bits/stdc++.h>

using namespace std;

#ifdef LOCAL
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {
    cerr<<vars<<" = ";
    string delim="";
    (...,(cerr<<delim<<values,delim=", "));
    cerr<<"\n";
}
#else
#define deb(...) logger(#__VA_ARGS__, __VA_ARGS__)
template<typename ...Args>
void logger(string vars, Args&&... values) {}
#endif

#define pb push_back
#define sz(x) (int)(x.size())
typedef long long ll;
typedef pair<int,int> pii;
typedef pair<ll,ll> pll;
template<typename T> inline void maxa(T& a,T b){a=max(a,b);}
template<typename T> inline void mina(T& a,T b){a=min(a,b);} 

int press(string p){
    // deb(p);
    // string pref=S;
    // while(sz(pref)){
    //     if(p.find(pref)!=string::npos){
    //         deb(pref);
    //         return sz(pref);
    //     }
    //     pref.pop_back();
    // }
    // return 0;
}

string guess_sequence(int N){
    string res="";
    while(sz(res)!=N){
        int num=press(res+'A'+res+'B');
        if(num>sz(res)){
            int a=press(res+'A');
            if(a>sz(res))
                res+='A';
            else
                res+='B';
        } else{
            int x=press(res+'X');
            if(x>sz(res))
                res+='X';
            else
                res+='Y';
        }
    }
    return res;
}

Compilation message (stderr)

combo.cpp: In function 'int press(std::string)':
combo.cpp:39:1: warning: no return statement in function returning non-void [-Wreturn-type]
   39 | }
      | ^
/usr/bin/ld: /tmp/cc08QXkR.o: in function `press(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)':
grader.cpp:(.text+0x0): multiple definition of `press(std::__cxx11::basic_string<char, std::char_traits<char>, std::allocator<char> >)'; /tmp/ccgSyFkR.o:combo.cpp:(.text.unlikely+0x0): first defined here
collect2: error: ld returned 1 exit status