#include "vision.h"
#include<bits/stdc++.h>
using namespace std;
#define REP(i,n) for(int i = 0; i < n; i ++)
#define FOR(i,a,b) for(int i = a; i < b; i++)
#define vi vector<int>
#define pb push_back
vi xorrow,xorcol;
int diffrow[205],diffcol[205];
void construct_network(int H, int W, int K){
REP(i,H){
vi v;
REP(j,W) v.pb(i*W+j);
xorrow.pb(add_xor(v));
}
REP(j,W){
vi v;
REP(i,H) v.pb(i*W+j);
xorcol.pb(add_xor(v));
}
int cur = add_or(xorrow);
diffrow[0] = add_not(cur);
cur = add_or(xorcol);
diffcol[0] = add_not(cur);
FOR(k,1,K+1){
vi vrow,vcol;
REP(i,H-k) vrow.pb(add_and({xorrow[i],xorrow[i+k]}));
REP(i,W-k) vcol.pb(add_and({xorcol[i],xorcol[i+k]}));
if(vrow.size()) diffrow[k] = add_or(vrow);
else diffrow[k] = -1;
if(vcol.size()) diffcol[k] = add_or(vcol);
else diffcol[k] = -1;
}
vi ans;
REP(k,K+1){
if(diffrow[k] != -1 and diffcol[K-k] != -1)
ans.pb(add_and({diffrow[k],diffcol[K-k]}));
}
add_or(ans);
}
