제출 #1322118

#제출 시각아이디문제언어결과실행 시간메모리
1322118KhoaDuyCoins (IOI17_coins)C++20
컴파일 에러
0 ms0 KiB
#include<bits/stdc++.h> using namespace std; vector<int> coin_flip(vector<int> b,int c){ int curr=0; for(int i=0;i<b.size();i++){ if(b[i]){ curr^=i; } } for(int i=0;i<b.size();i++){ if((curr^i)==c){ b[i]^=1; break; } } return b; } int find_coin(vector<int> b){ int c=0; for(int i=0;i<b.size();i++){ if(b[i]){ c^=i; } } return c; }

컴파일 시 표준 에러 (stderr) 메시지

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/cc2Gi3i1.o: in function `main':
grader.cpp:(.text.startup+0x331): undefined reference to `coin_flips(std::vector<int, std::allocator<int> >, int)'
collect2: error: ld returned 1 exit status