Submission #316592

#TimeUsernameProblemLanguageResultExecution timeMemory
316592amunduzbaevVision Program (IOI19_vision)C++14
44 / 100
5 ms1148 KiB
//#include "grader.cpp"
#include "vision.h"
#include <bits/stdc++.h>
#define pb(a) push_back(a)
using namespace std;
const int N = 1e7+5;
int d, h, w, used[N], cnt=0;

void fun(int xx,int yy){
	vector<int> v;
	for(int i=0;i<=d;i++){
		int x = xx-i, y = yy-(d-i);
		if(x>=0 && x<h &&y>=0 &&y<w)
			v.pb(x*w+y);
	}

	for(int i=0;i<d;i++){
		int x = xx-i, y = yy+(d-i);
		if(x>=0 && x<h &&y>=0 &&y<w)
			v.pb(x*w+y);
	}

	for(int i=1;i<=d;i++){
		int x = xx+i, y = yy-(d-i);
		if(x>=0 && x<h &&y>=0 &&y<w)
			v.pb(x*w+y);
	}
	for(int i=1;i<d;i++){
		int x = xx+i, y = yy+(d-i);
		if(x>=0 && x<h &&y>=0 &&y<w)
			v.pb(x*w+y);
	}
	if(v.size()){
		add_or(v);
		used[cnt]=xx*w+yy;
		cnt++;
	}
}	
void construct_network(int H, int W, int k) {
	d=k, h=H, w=W;
	if(min(h,w) == 1){
		h=max(h,w);
		int l=0;
		for(int i=0; i+k<h; i++){
			add_and({i,i+k});
			l++;
		}
		vector<int>v;
		for(int i=0;i<l;i++)
			v.pb(i+h);
		add_or(v);
		return;
	}
	else if(max(h,w) <= 30){
		for(int i=0;i<h;i++)
			for(int j=0;j<w;j++) fun(i,j);
		int last = h*w;
		for(int i=0; i<cnt; i++){
			int cur = used[i], cur1 = i+last;
			vector<int> v;
			v.pb(cur);
			v.pb(cur1);
			add_and(v);
		}
		vector<int>v;
		for(int j=0; j<cnt; j++){
			int i=last+cnt+j;
			v.pb(i);
		}
		add_or(v);
		return;
	}
	else if(k==1){
		int cur, cur1, cur2, size=0;
		for(int i=0;i<h-1;i++){
			for(int j=0;j<w-1;j++){
				vector<int>v;
				cur=i*w+j, cur1=i*w+(j+1), cur=(i+1)*w+j;
				v.pb(cur);
				v.pb(cur1);
				v.pb(cur2);
				add_and(v);
				size++;
			}
		}
		vector<int>v;
		for(int i=w*h;i<w*h+size;i++)
			v.pb(i);
		add_or(v);
		return;
	}
}

/*

2 3 3 
0 5
2 3

*/
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