제출 #1253895

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1253895		chr34	Festival (IOI25_festival)	C++20	컴파일 에러	0 ms	0 KiB

festival

#include <bits/stdc++.h>

using namespace std;

//#define int long long
#define endl "\n"
#define dbg(x) cout << #x << " = " << (x) << endl;
const int INF = 1e18;
const int MAXN = 1e6 + 10;
const int MOD = 1e9 + 7;

vector<int> max_coupons(int a, vector<int> p, vector<int> t){
	int n = p.size();
	vector<pair<int, int>> coupons;
	for(int i = 0; i < n; ++i){
		coupons.emplace_back(p[i], i);
	}
	
	sort(coupons.begin(), coupons.end());
	vector<int> ans;
	for(auto [price, index] : coupons){
		if(a >= price){
			a -= price;
			ans.push_back(index);
		}
		else break;
	}
	return ans;
}

int32_t main(){
	ios::sync_with_stdio(false);
	cin.tie(nullptr);
	//freopen("input.in", "r", stdin);
	//freopen("input.out", "w", stdout);    
	/*vector<int> ans = max_coupons(13, {4, 500, 8, 14}, {1, 1, 1, 1});
	for(auto x : ans) cout<<x<<endl;*/	
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

festival.cpp:8:17: warning: overflow in conversion from 'double' to 'int' changes value from '1.0e+18' to '2147483647' [-Woverflow]
    8 | const int INF = 1e18;
      |                 ^~~~
/usr/bin/ld: /tmp/cc6BGMJG.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cciJFtYa.o:festival.cpp:(.text.startup+0x0): first defined here
collect2: error: ld returned 1 exit status