Submission #822960

#	Time	Username	Problem	Language	Result	Execution time	Memory
822960		MohamedAhmed04	Triangles (CEOI18_tri)	C++14	Compilation error	0 ms	0 KiB

tri

#include "trilib.c"
#include "trilib.h"
#include <bits/stdc++.h>

using namespace std ;

const int MAX = 50 + 10 ;

int N ;

int cntq = 0 ;
map< array<int , 3> , int>mp ;

int query(int x , int y , int z)
{
	if(mp.find({x , y , z}) != mp.end())
		return mp[{x , y , z}] ;
	++cntq ;
	if(cntq > 1e6)
		while(1) ;
	int ans = is_clockwise(x , y , z) ;
	mp[{x , y , z}] = mp[{y , z , x}] = mp[{z , x , y}] = ans ;
	mp[{x , z , y}] = mp[{y , x , z}] = mp[{z , y , x}] = !ans ;
	return ans ;
}

int main()
{
	srand(time(NULL)) ;
	mt19937 rng(rand()) ;
	N = get_n() ;
	int ans = 0 ;
	vector<int>v ;
	for(int i = 1 ; i <= N ; ++i)
	{
		bool flag = false ;
		for(int j = 1 ; j <= N && (!flag) ; ++j)
		{
			v.clear() ;
			for(int k = 1 ; k <= N ; ++k)
			{
				if(i == j || i == k || j == k)
					continue ;
				v.push_back(k) ;
			}
			shuffle(v.begin() , v.end() , rng) ;
			flag = (i != j) ;
			for(auto &k : v)
			{
				if(!flag)
					break ;
				flag &= query(i , j , k) ;
			}
		}
		ans += flag ;
	}
	give_answer(ans) ;
	return 0 ;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccYuoVFQ.o: in function `get_n':
tri.cpp:(.text+0x120): multiple definition of `get_n'; /tmp/ccy4OHQQ.o:trilib.c:(.text+0x120): first defined here
/usr/bin/ld: /tmp/ccYuoVFQ.o: in function `is_clockwise':
tri.cpp:(.text+0x190): multiple definition of `is_clockwise'; /tmp/ccy4OHQQ.o:trilib.c:(.text+0x190): first defined here
/usr/bin/ld: /tmp/ccYuoVFQ.o: in function `give_answer':
tri.cpp:(.text+0x2f0): multiple definition of `give_answer'; /tmp/ccy4OHQQ.o:trilib.c:(.text+0x2f0): first defined here
collect2: error: ld returned 1 exit status