이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include "vision.h"
#include<bits/stdc++.h>
#pragma GCC optimize("O2")
using namespace std;
typedef long long ll;
typedef pair<int, int> pii;
typedef pair<ll, ll> pll;
typedef vector<int> vi;
#define debug(x) {cerr<<#x<<"="<<x<<"\n";}
#define debug2(x, y) {cerr<<"{"<<#x<<", "<<#y<<"}={"<<x<<", "<<y<<"}\n";}
#define debugp(p) {cerr<<#p<<"={"<<p.first<<", "<<p.second<<"}\n";}
#define debugv(abcd) {cerr<<#abcd<<": ";for (auto dcba:abcd) cerr<<dcba<<", ";cerr<<"\n";}
#define pb push_back
#define SZ(x) ((int)x.size())
#define all(x) x.begin(), x.end()
const int inf=1000001000; // 1e9
const ll INF=10000000010000000; // 1e16
const int mod=1000000007;
const int MAXN=100010;
int n, m, k;
inline int get_id(int x, int y){ return x*m+y;}
int add_and(int x, int y){ return add_and({x, y});}
int add_or(int x, int y){ return add_or({x, y});}
void construct_network(int _n, int _m, int _k){
n=_n;
m=_m;
k=_k;
int zero=add_and(0, add_not(0));
int one=add_not(zero);
one=one;
zero=zero;
//fucking warnings
vi X, Y;
for (int i=0; i<n; i++){
vi shit(m);
for (int j=0; j<m; j++) shit[j]=get_id(i, j);
X.pb(add_or(shit));
}
for (int j=0; j<m; j++){
vi shit(n);
for (int i=0; i<n; i++) shit[i]=get_id(i, j);
Y.pb(add_or(shit));
}
vi DX(n, zero), DY(m, zero);
DX[0]=DY[0]=one;
int diff_x=add_not(add_xor(X));
for (int d=min(k+1, n-1); d; d--){
vi shit;
for (int i=0; i*d<n; i++){
vi shit2;
for (int j=0; j<n; j++) if (j/d==i) shit2.pb(X[j]);
shit.pb(add_or(shit2));
}
DX[d]=add_and(add_not(add_xor(shit)), diff_x);
if (d<n-1) DX[d]=add_or(DX[d], DX[d+1]);
}
for (int d=min(k+1, m-1); d; d--){
vi shit;
for (int i=0; i+d<m; i++){
shit.pb(add_and(Y[i], Y[i+d]));
}
if (d<m-1) shit.pb(DY[d+1]);
DY[d]=add_or(shit);
}
// debug(DY[1]-n*m+1)
// optimize for d=0 case
// debugv(X)
// debugv(Y)
// debugv(DX)
// debugv(DY)
vi A, B;
for (int i=0; i<n; i++) for (int j=0; j<m; j++){
if (i+j==k) A.pb(add_and(DX[i], DY[j]));
if (i+j==k+1) B.pb(add_and(DX[i], DY[j]));
}
// debug("shit")
int a=add_or(A);
int b=(B.empty()?zero:add_or(B));
int ted=add_and(a, add_not(b));
debug(ted+1-n*m);
}
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