#include "vision.h"
#include <bits/stdc++.h>
using namespace std;
int n, m;
void construct_network(int H, int W, int K) {
n = H, m = W;
vector<pair<int, int>> pairs;
auto dis = [&](int i, int j, int ii, int jj) {
return abs(ii - i) + abs(jj - j);
};
vector<vector<int>> vis(n * m, vector<int>(n * m));
for (int i = 0; i < n; ++i) {
for (int j = 0; j < m; ++j) {
for (int ii = 0; ii < n; ++ii) {
for (int jj = 0; jj < m; ++jj) {
if (dis(i, j, ii, jj) == K) {
int left = i * m + j;
int right = ii * m + jj;
if (left > right) swap(left, right);
if (!vis[left][right]) {
pairs.push_back({left, right});
vis[left][right] = true;
}
}
}
}
}
}
int cur = n * m;
vector<int> ask;
for (int i = 0; i < (int) pairs.size(); ++i) {
vector<int> v;
v.push_back(pairs[i].first);
v.push_back(pairs[i].second);
add_and(v);
ask.push_back(cur++);
}
if (ask.empty()) {
ask = vector<int> ({0, 0});
add_xor(ask);
}
else {
add_or(ask);
}
}
