제출 #678835

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
678835		vjudge1	즐거운 행로 (APIO20_fun)	C++17	컴파일 에러	0 ms	0 KiB

fun

#include <iostream>
#include<iomanip>
#include <algorithm>
#include <cmath>
#include <vector>
#include <queue>
#include <stack>
#include <set>
#include <map>
#define _CRT_SECURE_NO_WARNINGS
#define test_case int t;cin>>t;while(t--)
#define ll long long
#define ull unsigned long long
#define all(v) (v).begin(), (v).end()
#define allr(x) x.rbegin(),x.rend()
using namespace std;
void fast()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
}
bool ch(bool ok)
{
    if (ok) cout << "YES\n";
    else cout << "NO\n";
}

int main()
{
    fast();
   cout << "aziz" << endl;

    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

fun.cpp: In function 'bool ch(bool)':
fun.cpp:27:1: warning: no return statement in function returning non-void [-Wreturn-type]
   27 | }
      | ^
/usr/bin/ld: /tmp/ccehPZY2.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccPMO0g6.o:fun.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccehPZY2.o: in function `main':
grader.cpp:(.text.startup+0x65a): undefined reference to `createFunTour(int, int)'
collect2: error: ld returned 1 exit status