Submission #116221

#	Time	Username	Problem	Language	Result	Execution time	Memory
116221		emilem	Treasure (different grader from official contest) (CEOI13_treasure2)	C++17	Compilation error	0 ms	0 KiB

treasure

#include <iostream>
#include <vector>

int main()
{
	size_t n;
	std::cin >> n;
	std::vector< std::vector<int> > pref(n + 1, std::vector<int>(n + 1, 0));
	for (size_t i = 1; i <= n; ++i)
		for (size_t j = 1; j <= n; ++j)
		{
			std::cout << "1 1 " << i << j << std::endl;
			std::cin >> pref[i][j];
		}
	std::cout << "END" << std::endl;
	for (size_t i = 1; i <= n; ++i)
	{
		for (size_t j = 1; j <= n; ++j)
			if (pref[i][j] - pref[i - 1][j] - pref[i][j - 1] + pref[i - 1][j - 1])
				std::cout << '1';
			else
				std::cout << '0';
		std::cout << std::endl;
	}
}

Compilation message (stderr)

/tmp/ccWdVdqt.o: In function `main':
treasure.cpp:(.text.startup+0x0): multiple definition of `main'
/tmp/ccExlyhE.o:grader.c:(.text.startup+0x0): first defined here
/tmp/ccExlyhE.o: In function `main':
grader.c:(.text.startup+0x109): undefined reference to `findTreasure(int)'
collect2: error: ld returned 1 exit status