Submission #234142

#	Time	Username	Problem	Language	Result	Execution time	Memory
234142		Binyomin	Combo (IOI18_combo)	C++14	Compilation error	0 ms	0 KiB

combo

#include <bits/stdc++.h>
#include "combo.h"

using namespace std ;

int press( string s ) {
    return 0;
}

string guess_sequence(int N) {
    vector < char >  s, a = { 'A', 'B', 'X', 'Y' } ;
    string ans = "", p = "";
    int cnt = 1, cc;

    if( press("AB") ) {
        if( press("A") ) {
            ans ="A";
            s = { 'B', 'X', 'Y'  } ;
        }
        else {
            ans ="B";
            s = {'A', 'X', 'Y' };
        }
    }
    else {
        if( press("X") ) {
            ans ="X";
            s = {'A', 'B', 'Y' };
        }
        else{
            ans ="Y";
            s = {'A', 'B', 'X'};
        }
    }

    while( cnt != N ) {
        p = ans + s[0] + ans + s[1] + ans + s[1] ;
        cc = press(p) ;
        if( cc == cnt + 2 ) {
            cnt ++ ;
            ans += s[1] ;
        }
        else if( cc == cnt + 1 ) {
            cnt ++ ;
            ans += s[0] ;
        }
        else {
            cnt ++ ;
            ans += s[2] ;
        }
    }

    return ans ;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/cccWw50y.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/cckuEWHy.o:combo.cpp:(.text+0xc0): first defined here
collect2: error: ld returned 1 exit status