Submission #267273

#TimeUsernameProblemLanguageResultExecution timeMemory
267273ggoorooVision Program (IOI19_vision)C++14
44 / 100
794 ms39544 KiB
#include "vision.h"
#include <cstdio>
#include <iostream>
#include <queue>
#include <set>
#include <map>
#define N 205
using namespace std;

int h, w, k, T, en, mn = 2e9, mx, v[N][N];
int dr[4] = {-1, 0, 0, 1}, dc[4] = {0, -1, 1, 0};
set<int> vi[40005];
vector<int> ans;
queue<int> qr, qc, qe;
int pq_num(int p, int q) {
	return p * w + q;
}

void pu(int p, int q, int e) {
	if (p < 0 || p >= h || q < 0 || q >= w || v[p][q] == T) return;
	v[p][q] = T;
	qr.push(p);
	qc.push(q);
	qe.push(e);
}

vector<int> in;
void f(int p, int q, int k) {
	int i, tr, tc, te, re, x1, x2, t1, t2;
	x1 = pq_num(p, q);
	pu(p, q, 0);
	in.clear();
	while (!qr.empty()) {
		tr = qr.front(); qr.pop();
		tc = qc.front(); qc.pop();
		te = qe.front(); qe.pop();
		if (te == k) {
			x2 = pq_num(tr, tc);
			if (vi[x1].count(x2) == 1) continue;
			vi[x1].insert(x2);
			vi[x2].insert(x1);
			in.push_back(x2);
//			in.push_back(x1);
//			in.push_back(x2);
//			re = add_and(in);
//			mn = min(mn, re);
//			mx = max(mx, re);
		} else {
			for (i = 0; i < 4; i++) {
				pu(tr + dr[i], tc + dc[i], te + 1);
			}
		}
	}
	if (!in.empty()) {
		t1 = add_or(in);
		t2 = add_and({t1, x1});
		ans.push_back(t2);
	}
}

void construct_network(int hh, int ww, int kk) {
	int i, j;
	h = hh;
	w = ww;
	k = kk;
	for (i = 0; i < h; i++) {
		for (j = 0; j < w; j++) {
			T++;
			f(i, j, k);
		}
	}
	add_or(ans);
//	Ns = {0, 1};
//	int a = add_and(Ns);
//	Ns = {0, a};
//	int b = add_or(Ns);
//	Ns = {0, 1, b};
//	int c = add_xor(Ns);
//	add_not(c);

}

Compilation message (stderr)

vision.cpp: In function 'void f(int, int, int)':
vision.cpp:29:21: warning: unused variable 're' [-Wunused-variable]
   29 |  int i, tr, tc, te, re, x1, x2, t1, t2;
      |                     ^~
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