Submission #1255956

#	Time	Username	Problem	Language	Result	Execution time	Memory
1255956		Aviansh	축제 (IOI25_festival)	C++20	Compilation error	0 ms	0 KiB

festival

#include "festival.h"
#include <bits/stdc++.h>

#define int long long

using namespace std;

bool comp(array<int,3>&a, array<int,3>&b){
    if(a[0]*a[1]*b[1]+b[0]*b[1]==b[0]*a[1]*b[1]+a[0]*a[1]){
        return a[0]<b[0];
    }
    return a[0]*a[1]*b[1]+b[0]*b[1]<b[0]*a[1]*b[1]+a[0]*a[1];
}

vector<int> max_coupons(int A, vector<int> P, vector<int> T) {
    int n = P.size();
    array<int,3>arr[n];
    for(int i = 0;i<n;i++){
        arr[i]={P[i],T[i],i};
    }
    sort(arr,arr+n,comp);
    vector<int>ans(n);
    for(int i = 0;i<n;i++){
        ans[i]=arr[i][2];
    }
    return ans;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccFCNErc.o: in function `main':
grader.cpp:(.text.startup+0x232): undefined reference to `max_coupons(int, std::vector<int, std::allocator<int> >, std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status