//Never stop trying
#include "bits/stdc++.h"
using namespace std;
#define boost ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0)
typedef long long ll;
typedef string str;
typedef long double ld;
typedef pair<int, int> pi;
#define fi first
#define se second
typedef vector<int> vi;
typedef vector<pi> vpi;
#define pb push_back
#define eb emplace_back
#define sz(x) (int)x.size()
#define all(x) begin(x), end(x)
#define rall(x) rbegin(x), rend(x)
#define endl "\n"
#define FOR(i,a,b) for (int i = (a); i < (b); ++i)
#define ROF(i,a,b) for (int i = (b)-1; i >= (a); --i)
const int MOD = 1e9 + 7; //998244353
const ll INF = 1e18;
const int MX = 2e5 + 10;
const int nx[4] = {0, 0, 1, -1}, ny[4] = {1, -1, 0, 0}; //right left down up
template<class T> using V = vector<T>;
template<class T> bool ckmin(T& a, const T& b) { return a > b ? a = b, 1 : 0; }
template<class T> bool ckmax(T& a, const T& b) { return a < b ? a = b, 1 : 0; }
ll cdiv(ll a, ll b) { return a / b + ((a ^ b) > 0 && a % b); } // divide a by b rounded up
//constexpr int log2(int x) { return 31 - __builtin_clz(x); } // floor(log2(x))
mt19937 rng(chrono::system_clock::now().time_since_epoch().count());
//mt19937_64 rng(chrono::system_clock::now().time_since_epoch().count());
ll random(ll a, ll b){
return a + rng() % (b - a + 1);
}
#ifndef LOCAL
#define cerr if(false) cerr
#endif
#define dbg(x) cerr << #x << " : " << x << endl;
#define dbgs(x,y) cerr << #x << " : " << x << " / " << #y << " : " << y << endl;
#define dbgv(v) cerr << #v << " : " << "[ "; for(auto it : v) cerr << it << ' '; cerr << ']' << endl;
#define here() cerr << "here" << endl;
void IO() {
#ifdef LOCAL
freopen("input.txt", "r", stdin);
freopen("output.txt", "w", stdout);
#endif
}
/////////////////////////ONLY CLEAN CODES ALLOWED/////////////////////////
#ifndef LOCAL
#include "vision.h"
#endif
#define OR add_or
#define AND add_and
#define XOR add_xor
#define NOT add_not
int N,M;
unordered_map<int,int>one[2],two[2];
int dist(int x, int y, int xx, int yy){
return abs(x-xx)+abs(y-yy);
}
int f(int x, int y){
return x*M+y;
}
#ifdef LOCAL
int add_or(vi v){return 1;}
int add_xor(vi v){return 1;}
int add_and(vi v){return 1;}
int add_not(int x){return 1;}
#endif
int check_right(int K){
vi global;
FOR(i,0,N+M) if(i+K-1<=N+M-2){
vi vec,vec2;
FOR(j,i,i+K)
vec.pb(one[0][j]),vec2.pb(two[0][j]);
int x=AND(vi{OR(vec),NOT(OR(vec))}),y=OR(vec2);
global.pb(OR(vi{x,y}));
}
assert(sz(global))
return OR(global);
}
int check_left(int K){
vi global;
FOR(i,M-1,N) if(i+K-1<=N-1){
vi vec,vec2;
FOR(j,i,i+K)
vec.pb(one[1][j]),vec2.pb(two[1][j]);
int x=AND(vi{OR(vec),NOT(OR(vec))}),y=OR(vec2);
global.pb(OR(vi{x,y}));
}
assert(sz(global))
return OR(global);
}
int check(int k){
return AND(vi{check_right(k),check_left(k)});
}
void construct_network(int H, int W, int K){
N=H; M=W;
FOR(i,0,N+M){
vi vec;
FOR(x,0,N) FOR(y,0,M) if(x+y==i) vec.pb(f(x,y));
if(!sz(vec)) continue;
one[0][i]=OR(vec);
two[0][i]=AND(vi{OR(vec),NOT(XOR(vec))});
}
FOR(i,-(N+M),N+M){
vi vec;
FOR(x,0,N) FOR(y,0,M) if(x-y==i) vec.pb(f(x,y));
if(!sz(vec)) continue;
one[1][i]=OR(vec);
two[1][i]=AND(vi{OR(vec),NOT(XOR(vec))});
}
int ans=AND(vi{check(K+1),NOT(check(K))});
}
#ifdef LOCAL
int main() {
boost; IO();
return 0;
}
#endif
//Change your approach
Compilation message
vision.cpp: In function 'int check_right(int)':
vision.cpp:92:2: error: expected ';' before 'return'
92 | return OR(global);
| ^~~~~~
vision.cpp: In function 'int check_left(int)':
vision.cpp:105:2: error: expected ';' before 'return'
105 | return OR(global);
| ^~~~~~
vision.cpp: In function 'void construct_network(int, int, int)':
vision.cpp:130:6: warning: unused variable 'ans' [-Wunused-variable]
130 | int ans=AND(vi{check(K+1),NOT(check(K))});
| ^~~
vision.cpp: In function 'int check_right(int)':
vision.cpp:83:5: warning: control reaches end of non-void function [-Wreturn-type]
83 | vi global;
| ^~~~~~
vision.cpp: In function 'int check_left(int)':
vision.cpp:96:5: warning: control reaches end of non-void function [-Wreturn-type]
96 | vi global;
| ^~~~~~
