제출 #1333335

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1333335		QuocSensei	Coins (IOI17_coins)	C++20	컴파일 에러	0 ms	0 KiB

coins

#include <bits/stdc++.h>

#define ll long long 
#define el cout << endl

using namespace std;

namespace SUBTASK
{
    namespace personA
    {
        vector<int> coin_flips(int b[], int c)
        {

        }
    }

    namespace personB
    {
        int find_coin(int b[])
        {

        }
    }
}

vector<int> coin_flips(int b[], int c)
{
    return SUBTASK::personA::coin_flips(b, c);
}
int find_coin(int b[])
{
    return SUBTASK::personB::find_coin(b);
}

컴파일 시 표준 에러 (stderr) 메시지

coins.cpp: In function 'std::vector<int> SUBTASK::personA::coin_flips(int*, int)':
coins.cpp:15:9: warning: no return statement in function returning non-void [-Wreturn-type]
   15 |         }
      |         ^
coins.cpp: In function 'int SUBTASK::personB::find_coin(int*)':
coins.cpp:23:9: warning: no return statement in function returning non-void [-Wreturn-type]
   23 |         }
      |         ^
grader.cpp: In function 'void shuffle(std::vector<int>&)':
grader.cpp:88:23: warning: 'void std::random_shuffle(_RAIter, _RAIter) [with _RAIter = __gnu_cxx::__normal_iterator<int*, vector<int> >]' is deprecated: use 'std::shuffle' instead [-Wdeprecated-declarations]
   88 |         random_shuffle(v.begin(), v.end());
      |         ~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~
In file included from /usr/include/c++/13/algorithm:61,
                 from grader.cpp:5:
/usr/include/c++/13/bits/stl_algo.h:4581:5: note: declared here
 4581 |     random_shuffle(_RandomAccessIterator __first, _RandomAccessIterator __last)
      |     ^~~~~~~~~~~~~~
/usr/bin/ld: /tmp/cchpYBVA.o: in function `main':
grader.cpp:(.text.startup+0x331): undefined reference to `coin_flips(std::vector<int, std::allocator<int> >, int)'
/usr/bin/ld: grader.cpp:(.text.startup+0xa36): undefined reference to `find_coin(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status