제출 #1339188

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1339188		settop	커다란 상품 (IOI17_prize)	C++20	컴파일 에러	0 ms	0 KiB

prize

#include<bits/stdc++.h>

using namespace std;

#include<ext/pb_ds/assoc_container.hpp>
#include<ext/pb_ds/tree_policy.hpp>
using namespace __gnu_pbds;

#define ordered_set tree<int,null_type,less<int>,rb_tree_tag,tree_order_statistics_node_update>
#define fall(i,a,b) for(int i=a;i<=b;i++)
#define rfall(i,a,b) for(int i=a;i>=b;i--)
#define pb push_back
#define all(x) x.begin(),x.end()
#define sz(x) (int)x.size()
typedef tuple<int,vector<int>,int> trio;

int rnd(int a,int b){
	return a+rand()%(b-a+1);
}

int main(){
    srand(time(0));
	vector<int> v;
	fall(i,1,1) v.pb(1);
	fall(i,1,399) v.pb(2);

	vector<int> aux(2e5,3);
	fall(i,0,399){
		int x=rnd(0,2e5);
		while(aux[x]!=3) x=rnd(0,2e5);
		aux[x]=v[i];
	}

	fall(i,0,sz(aux)-1) if(aux[i]==1) cout<<i<<"\n";

	cout<<sz(aux)<<"\n";
	for(auto u:aux) cout<<u<<" ";
	cout<<"\n";
}

컴파일 시 표준 에러 (stderr) 메시지

/usr/bin/ld: /tmp/cclwgddG.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccfDvS7P.o:prize.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/cclwgddG.o: in function `main':
grader.cpp:(.text.startup+0x98): undefined reference to `find_best(int)'
collect2: error: ld returned 1 exit status