제출 #1287455

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1287455		nikoloz-ch	선물 (IOI25_souvenirs)	C++20	컴파일 에러	0 ms	0 KiB

souvenirs

#include <bits/stdc++.h>
using namespace std;
using ll = long long;

void buy_souvenirs(int N, long long P0){}

pair<vector<int>, long long> transaction(long long M){}

int main(){
    int n, p0; cin >> n >> p0;
    buy_souvenirs(n,p0);
    auto pii = transaction(p0-1);
}

컴파일 시 표준 에러 (stderr) 메시지

souvenirs.cpp: In function 'std::pair<std::vector<int>, long long int> transaction(long long int)':
souvenirs.cpp:7:55: warning: no return statement in function returning non-void [-Wreturn-type]
    7 | pair<vector<int>, long long> transaction(long long M){}
      |                                                       ^
/usr/bin/ld: /tmp/ccg1htZJ.o: in function `main':
stub.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccv3nMyh.o:souvenirs.cpp:(.text.unlikely+0x4): first defined here
/usr/bin/ld: /tmp/ccg1htZJ.o: in function `transaction(long long)':
stub.cpp:(.text+0x200): multiple definition of `transaction(long long)'; /tmp/ccv3nMyh.o:souvenirs.cpp:(.text.unlikely+0x0): first defined here
collect2: error: ld returned 1 exit status