Submission #1221421

#	Time	Username	Problem	Language	Result	Execution time	Memory
1221421		thangdz2k7	Vision Program (IOI19_vision)	C++20	Compilation error	0 ms	0 KiB

vision

#include "vision.h"

#include <bits/stdc++.h>

using namespace std;

int solve(int h, int w, int k){ // distance >= k
	vector <vector <int>> diaL(h + w - 1), diaR(h + w - 1);

	for (int i = 0; i < h; ++ i){
		for (int j = 0; j < w; ++ j){
			diaL[i + j].push_back(i * w + j);
			diaR[i + w - 1 - j].push_back(i * w + j);
		}
	}

	vector <int> ans, prefL, prefR;

	for (int i = k; i < h + w - 1; ++ i){
		prefL.push_back(add_or(diaL[i - k]));
		prefR.push_back(add_or(diaR[i - k]));
		ans.push_back(add_and({add_or(prefL), add_or(diaL[i])}));
		ans.push_back(add_and({add_or(prefR), add_or(diaR[i])}));
	}

	return add_or(ans);
}

void contruct_network(int h, int w, int k){
	if (k == h + w - 2) solve(h, w, k);
	else add_and({solve(h, w, k), add_not(solve(h, w, k + 1))});
}

Compilation message (stderr)

/usr/bin/ld: /tmp/cck6fGpG.o: in function `main':
grader.cpp:(.text.startup+0x1b3): undefined reference to `construct_network(int, int, int)'
collect2: error: ld returned 1 exit status